X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fdemux%2Fmp4%2Flibmp4.c;h=7c9f6a3147c77cf0f3e585decd86219cf92b6961;hb=acaa112886bf98bba5e1ec73363160ac390ccc7e;hp=c77b0a6a09a6ca6b46df94672093a6509d9b4353;hpb=19ea8feb6db01c1deafb19f35ecee8eff81aeb02;p=vlc diff --git a/modules/demux/mp4/libmp4.c b/modules/demux/mp4/libmp4.c index c77b0a6a09..7c9f6a3147 100644 --- a/modules/demux/mp4/libmp4.c +++ b/modules/demux/mp4/libmp4.c @@ -1,15 +1,16 @@ /***************************************************************************** * libmp4.c : LibMP4 library for mp4 module for vlc ***************************************************************************** - * Copyright (C) 2001 VideoLAN - * $Id: libmp4.c,v 1.1 2002/08/04 17:23:42 sam Exp $ - * Authors: Laurent Aimar - * + * Copyright (C) 2001-2004 the VideoLAN team + * $Id$ + * + * Author: Laurent Aimar + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @@ -20,29 +21,25 @@ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. *****************************************************************************/ #include /* malloc(), free() */ -#include /* strdup() */ -#include -#include #include #include -#include /* for compressed moov */ +#ifdef HAVE_ZLIB_H +# include /* for compressed moov */ +#endif + #include "libmp4.h" +#include "drms.h" /***************************************************************************** - * Here are defined some macro to make life simpler but before using it - * *look* at the code. - * - * XXX: All macro are written in capital letters + * Here are defined some macro to make life simpler but before using it + * *look* at the code. * *****************************************************************************/ #define MP4_BOX_HEADERSIZE( p_box ) \ ( 8 + ( p_box->i_shortsize == 1 ? 8 : 0 ) \ + ( p_box->i_type == FOURCC_uuid ? 16 : 0 ) ) - -#define MP4_BOX_DESCEND( p_box ) \ - MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) ); #define MP4_GET1BYTE( dst ) \ dst = *p_peek; p_peek++; i_read-- @@ -55,17 +52,18 @@ #define MP4_GET4BYTES( dst ) \ dst = GetDWBE( p_peek ); p_peek += 4; i_read -= 4 - + #define MP4_GETFOURCC( dst ) \ - dst = GetDWLE( p_peek ); p_peek += 4; i_read -= 4 + dst = VLC_FOURCC( p_peek[0], p_peek[1], p_peek[2], p_peek[3] ); \ + p_peek += 4; i_read -= 4 #define MP4_GET8BYTES( dst ) \ dst = GetQWBE( p_peek ); p_peek += 8; i_read -= 8 - + #define MP4_GETVERSIONFLAGS( p_void ) \ MP4_GET1BYTE( p_void->i_version ); \ MP4_GET3BYTES( p_void->i_flags ) - + #define MP4_GETSTRINGZ( p_str ) \ if( ( i_read > 0 )&&(p_peek[0] ) ) \ { \ @@ -79,17 +77,17 @@ { \ p_str = NULL; \ } - + #define MP4_READBOX_ENTER( MP4_Box_data_TYPE_t ) \ - s64 i_read = p_box->i_size; \ - u8 *p_peek, *p_buff; \ + int64_t i_read = p_box->i_size; \ + uint8_t *p_peek, *p_buff; \ i_read = p_box->i_size; \ if( !( p_peek = p_buff = malloc( i_read ) ) ) \ { \ return( 0 ); \ } \ - if( !MP4_ReadStream( p_stream, p_peek, i_read ) )\ + if( stream_Read( p_stream, p_peek, i_read ) < i_read )\ { \ free( p_buff ); \ return( 0 ); \ @@ -100,343 +98,93 @@ { \ free( p_buff ); \ return( 0 ); \ - } - + } #define MP4_READBOX_EXIT( i_code ) \ - if( !i_code ) \ free( p_buff ); \ if( i_read < 0 ) \ { \ - msg_Warn( p_stream->p_input, "Not enougth data" ); \ + msg_Warn( p_stream, "Not enough data" ); \ } \ return( i_code ) #define FREE( p ) \ if( p ) {free( p ); p = NULL; } - - - -/* Some assumptions: - * The input method HAVE to be seekable - -*/ - -/* Some functions to manipulate memory */ -static u16 GetWLE( u8 *p_buff ) -{ - return( (p_buff[0]) + ( p_buff[1] <<8 ) ); -} - -static u32 GetDWLE( u8 *p_buff ) -{ - return( p_buff[0] + ( p_buff[1] <<8 ) + - ( p_buff[2] <<16 ) + ( p_buff[3] <<24 ) ); -} -static u16 GetWBE( u8 *p_buff ) -{ - return( (p_buff[0]<<8) + p_buff[1] ); -} -static u32 Get24bBE( u8 *p_buff ) -{ - return( ( p_buff[0] <<16 ) + ( p_buff[1] <<8 ) + p_buff[2] ); -} +/* Some assumptions: + * The input method HAVE to be seekable -static u32 GetDWBE( u8 *p_buff ) -{ - return( (p_buff[0] << 24) + ( p_buff[1] <<16 ) + - ( p_buff[2] <<8 ) + p_buff[3] ); -} +*/ -static u64 GetQWBE( u8 *p_buff ) +static uint32_t Get24bBE( uint8_t *p ) { - return( ( (u64)GetDWBE( p_buff ) << 32 )|( (u64)GetDWBE( p_buff + 4 ) ) ); + return( ( p[0] <<16 ) + ( p[1] <<8 ) + p[2] ); } - -static void GetUUID( UUID_t *p_uuid, u8 *p_buff ) +static void GetUUID( UUID_t *p_uuid, uint8_t *p_buff ) { - memcpy( p_uuid, - p_buff, - 16 ); + memcpy( p_uuid, p_buff, 16 ); } -static void CreateUUID( UUID_t *p_uuid, u32 i_fourcc ) +static void CreateUUID( UUID_t *p_uuid, uint32_t i_fourcc ) { - /* made by 0xXXXXXXXX-0011-0010-8000-00aa00389b71 + /* made by 0xXXXXXXXX-0011-0010-8000-00aa00389b71 where XXXXXXXX is the fourcc */ /* FIXME implement this */ } /* some functions for mp4 encoding of variables */ -void MP4_ConvertDate2Str( char *psz, u64 i_date ) +static void MP4_ConvertDate2Str( char *psz, uint64_t i_date ) { int i_day; int i_hour; int i_min; int i_sec; + /* date begin at 1 jan 1904 */ + i_date += ((I64C(1904) * 365) + 17) * 24 * 60 * 60; + i_day = i_date / ( 60*60*24); i_hour = ( i_date /( 60*60 ) ) % 60; i_min = ( i_date / 60 ) % 60; i_sec = i_date % 60; - /* FIXME do it correctly, date begin at 1 jan 1904 */ - sprintf( psz, "%dd-%2.2dh:%2.2dm:%2.2ds", - i_day, i_hour, i_min, i_sec ); -} - - - -/***************************************************************************** - * Some basic functions to manipulate stream more easily in vlc - * - * MP4_TellAbsolute get file position - * - * MP4_SeekAbsolute seek in the file - * - * MP4_ReadData read data from the file in a buffer - * - *****************************************************************************/ -off_t MP4_TellAbsolute( input_thread_t *p_input ) -{ - off_t i_pos; - - vlc_mutex_lock( &p_input->stream.stream_lock ); - - i_pos= p_input->stream.p_selected_area->i_tell - - ( p_input->p_last_data - p_input->p_current_data ); - - vlc_mutex_unlock( &p_input->stream.stream_lock ); - - return( i_pos ); -} - -int MP4_SeekAbsolute( input_thread_t *p_input, - off_t i_pos) -{ - off_t i_filepos; - - if( i_pos >= p_input->stream.p_selected_area->i_size ) - { - return( 0 ); - } - - i_filepos = MP4_TellAbsolute( p_input ); - if( i_pos != i_filepos ) - { - p_input->pf_seek( p_input, i_pos ); - input_AccessReinit( p_input ); - } - return( 1 ); -} - -/* return 1 if success, 0 if fail */ -int MP4_ReadData( input_thread_t *p_input, u8 *p_buff, int i_size ) -{ - data_packet_t *p_data; - - int i_read; - - - if( !i_size ) - { - return( 1 ); - } - - do - { - i_read = input_SplitBuffer(p_input, &p_data, __MIN( i_size, 1024 ) ); - if( i_read <= 0 ) - { - return( 0 ); - } - memcpy( p_buff, p_data->p_payload_start, i_read ); - input_DeletePacket( p_input->p_method_data, p_data ); - - p_buff += i_read; - i_size -= i_read; - - } while( i_size ); - - return( 1 ); + sprintf( psz, "%dd-%2.2dh:%2.2dm:%2.2ds", i_day, i_hour, i_min, i_sec ); } /***************************************************************************** - * Some basic functions to manipulate MP4_Stream_t, an abstraction o p_input - * in the way that you can read from a memory buffer or from an input - * + * Some prototypes. *****************************************************************************/ - -/**** ------- First some function to make abstract from input -------- */ - -/**************************************************************************** - * MP4_InputStream create an stram with an input - * - ****************************************************************************/ -MP4_Stream_t *MP4_InputStream( input_thread_t *p_input ) -{ - MP4_Stream_t *p_stream; - - if( !( p_stream = malloc( sizeof( MP4_Stream_t ) ) ) ) - { - return( NULL ); - } - p_stream->b_memory = 0; - p_stream->p_input = p_input; - p_stream->i_start = 0; - p_stream->i_stop = 0; - p_stream->p_buffer = NULL; - return( p_stream ); -} - - -/**************************************************************************** - * MP4_MemoryStream create a memory stream - * if p_buffer == NULL, will allocate a buffer of i_size, else - * it uses p_buffer XXX you have to unallocate it yourself ! - * - ****************************************************************************/ -MP4_Stream_t *MP4_MemoryStream( input_thread_t *p_input, - int i_size, u8 *p_buffer ) -{ - MP4_Stream_t *p_stream; - - if( !( p_stream = malloc( sizeof( MP4_Stream_t ) ) ) ) - { - return( NULL ); - } - p_stream->b_memory = 1; - p_stream->p_input = p_input; - p_stream->i_start = 0; - p_stream->i_stop = i_size; - if( !p_stream->p_buffer ) - { - if( !( p_stream->p_buffer = malloc( i_size ) ) ) - { - free( p_stream ); - return( NULL ); - } - } - else - { - p_stream->p_buffer = p_buffer; - } - - return( p_stream ); -} -/**************************************************************************** - * MP4_ReadStream read from a MP4_Stream_t - * - ****************************************************************************/ -int MP4_ReadStream( MP4_Stream_t *p_stream, u8 *p_buff, int i_size ) -{ - if( p_stream->b_memory ) - { - if( i_size > p_stream->i_stop - p_stream->i_start ) - { - return( 0 ); - } - memcpy( p_buff, - p_stream->p_buffer + p_stream->i_start, - i_size ); - p_stream->i_start += i_size; - return( 1 ); - } - else - { - return( MP4_ReadData( p_stream->p_input, p_buff, i_size ) ); - } -} - -/**************************************************************************** - * MP4_PeekStream peek from a MP4_Stream_t - * - ****************************************************************************/ -int MP4_PeekStream( MP4_Stream_t *p_stream, u8 **pp_peek, int i_size ) -{ - if( p_stream->b_memory ) - { - *pp_peek = p_stream->p_buffer + p_stream->i_start; - - return( __MIN(i_size,p_stream->i_stop - p_stream->i_start )); - } - else - { - return( input_Peek( p_stream->p_input, pp_peek, i_size ) ); - } -} - -/**************************************************************************** - * MP4_TellStream give absolute position in the stream - * XXX for a memory stream give position from begining of the buffer - ****************************************************************************/ -off_t MP4_TellStream( MP4_Stream_t *p_stream ) -{ - if( p_stream->b_memory ) - { - return( p_stream->i_start ); - } - else - { - return( MP4_TellAbsolute( p_stream->p_input ) ); - } -} - -/**************************************************************************** - * MP4_SeekStream seek in a MP4_Stream_t - * - ****************************************************************************/ -int MP4_SeekStream( MP4_Stream_t *p_stream, off_t i_pos) -{ - if( p_stream->b_memory ) - { - if( i_pos < p_stream->i_stop ) - { - p_stream->i_start = i_pos; - return( 1 ); - } - else - { - return( 0 ); - } - } - else - { - return( MP4_SeekAbsolute( p_stream->p_input, i_pos ) ); - } -} - +static MP4_Box_t *MP4_ReadBox( stream_t *p_stream, MP4_Box_t *p_father ); /***************************************************************************** - * MP4_ReadBoxCommon : Load only common parameters for all boxes + * MP4_ReadBoxCommon : Load only common parameters for all boxes ***************************************************************************** - * p_box need to be an already allocated MP4_Box_t, and all data + * p_box need to be an already allocated MP4_Box_t, and all data * will only be peek not read * * RETURN : 0 if it fail, 1 otherwise *****************************************************************************/ -int MP4_ReadBoxCommon( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +int MP4_ReadBoxCommon( stream_t *p_stream, MP4_Box_t *p_box ) { - int i_read; - u8 *p_peek; - - if( ( ( i_read = MP4_PeekStream( p_stream, &p_peek, 32 ) ) < 8 ) ) + int i_read; + uint8_t *p_peek; + + if( ( ( i_read = stream_Peek( p_stream, &p_peek, 32 ) ) < 8 ) ) { - return( 0 ); + return 0; } - p_box->i_pos = MP4_TellStream( p_stream ); + p_box->i_pos = stream_Tell( p_stream ); p_box->data.p_data = NULL; p_box->p_father = NULL; p_box->p_first = NULL; p_box->p_last = NULL; p_box->p_next = NULL; - + MP4_GET4BYTES( p_box->i_shortsize ); MP4_GETFOURCC( p_box->i_type ); @@ -452,7 +200,7 @@ int MP4_ReadBoxCommon( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) p_box->i_size = p_box->i_shortsize; /* XXX size of 0 means that the box extends to end of file */ } - + if( p_box->i_type == FOURCC_uuid ) { /* get extented type on 16 bytes */ @@ -464,26 +212,22 @@ int MP4_ReadBoxCommon( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) CreateUUID( &p_box->i_uuid, p_box->i_type ); } #ifdef MP4_VERBOSE - /* FIXME how to write u64 ??? */ if( p_box->i_size ) { - msg_Dbg( p_stream->p_input, "Found Box: %c%c%c%c size %d", - (p_box->i_type)&0xff, (p_box->i_type>>8)&0xff, - (p_box->i_type>>16)&0xff, (p_box->i_type>>24)&0xff, - (u32)p_box->i_size ); + msg_Dbg( p_stream, "found Box: %4.4s size "I64Fd, + (char*)&p_box->i_type, p_box->i_size ); } #endif - return( 1 ); + return 1; } - /***************************************************************************** - * MP4_MP4_NextBox : Go to the next box + * MP4_NextBox : Go to the next box ***************************************************************************** * if p_box == NULL, go to the next box in witch we are( at the begining ). *****************************************************************************/ -int MP4_NextBox( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_NextBox( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_Box_t box; @@ -495,123 +239,126 @@ int MP4_NextBox( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) if( !p_box->i_size ) { - return( 2 ); /* Box with infinite size */ + return 2; /* Box with infinite size */ } if( p_box->p_father ) { /* check if it's within p-father */ - if( p_box->i_size + p_box->i_pos >= - p_box->p_father->i_size + p_box->p_father->i_pos ) + if( p_box->i_size + p_box->i_pos >= + p_box->p_father->i_size + p_box->p_father->i_pos ) { - return( 0 ); /* out of bound */ + return 0; /* out of bound */ } } - return( MP4_SeekStream( p_stream, p_box->i_size + p_box->i_pos ) ); -} -/***************************************************************************** - * MP4_MP4_GotoBox : Go to this particular box - ***************************************************************************** - * RETURN : 0 if it fail, 1 otherwise - *****************************************************************************/ -int MP4_GotoBox( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) -{ - return( MP4_SeekStream( p_stream, p_box->i_pos ) ); -} + if( stream_Seek( p_stream, p_box->i_size + p_box->i_pos ) ) + { + return 0; + } + return 1; +} /***************************************************************************** - * For all known box a loader is given, + * For all known box a loader is given, * XXX: all common struct have to be already read by MP4_ReadBoxCommon * after called one of theses functions, file position is unknown - * you need to call MP4_GotoBox to go where you want + * you need to call MP4_GotoBox to go where you want *****************************************************************************/ -int MP4_ReadBoxContainerRaw( MP4_Stream_t *p_stream, MP4_Box_t *p_container ) +static int MP4_ReadBoxContainerRaw( stream_t *p_stream, MP4_Box_t *p_container ) { MP4_Box_t *p_box; - - if( MP4_TellStream( p_stream ) + 8 > - p_container->i_pos + p_container->i_size ) + + if( stream_Tell( p_stream ) + 8 > + (off_t)(p_container->i_pos + p_container->i_size) ) { /* there is no box to load */ - return( 0 ); + return 0; } - + do { - p_box = malloc( sizeof( MP4_Box_t ) ); + if( ( p_box = MP4_ReadBox( p_stream, p_container ) ) == NULL ) break; - if( MP4_ReadBox( p_stream, p_box , p_container ) ) - { - /* chain this box with the father and the other at same level */ - if( !p_container->p_first ) - { - p_container->p_first = p_box; - } - else - { - p_container->p_last->p_next = p_box; - } - p_container->p_last = p_box; - } - else - { - /* free memory */ - free( p_box ); - break; - } - - }while( MP4_NextBox( p_stream, p_box ) == 1 ); - - return( 1 ); -} + /* chain this box with the father and the other at same level */ + if( !p_container->p_first ) p_container->p_first = p_box; + else p_container->p_last->p_next = p_box; + p_container->p_last = p_box; + + } while( MP4_NextBox( p_stream, p_box ) == 1 ); + return 1; +} -int MP4_ReadBoxContainer( MP4_Stream_t *p_stream, MP4_Box_t *p_container ) +static int MP4_ReadBoxContainer( stream_t *p_stream, MP4_Box_t *p_container ) { - - if( p_container->i_size <= MP4_BOX_HEADERSIZE(p_container ) + 8 ) + if( p_container->i_size <= (size_t)MP4_BOX_HEADERSIZE(p_container ) + 8 ) { /* container is empty, 8 stand for the first header in this box */ - return( 1 ); + return 1; } - + /* enter box */ - MP4_BOX_DESCEND( p_container ); + stream_Seek( p_stream, p_container->i_pos + + MP4_BOX_HEADERSIZE( p_container ) ); - return( MP4_ReadBoxContainerRaw( p_stream, p_container ) ); + return MP4_ReadBoxContainerRaw( p_stream, p_container ); } -void MP4_FreeBox_Common( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_Common( MP4_Box_t *p_box ) { /* Up to now do nothing */ } -int MP4_ReadBoxSkip( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBoxSkip( stream_t *p_stream, MP4_Box_t *p_box ) { + /* XXX sometime moov is hiden in a free box */ + if( p_box->p_father && + p_box->p_father->i_type == VLC_FOURCC( 'r', 'o', 'o', 't' ) && + p_box->i_type == FOURCC_free ) + { + uint8_t *p_peek; + int i_read; + vlc_fourcc_t i_fcc; + + i_read = stream_Peek( p_stream, &p_peek, 44 ); + + p_peek += MP4_BOX_HEADERSIZE( p_box ) + 4; + i_read -= MP4_BOX_HEADERSIZE( p_box ) + 4; + + if( i_read >= 8 ) + { + i_fcc = VLC_FOURCC( p_peek[0], p_peek[1], p_peek[2], p_peek[3] ); + + if( i_fcc == FOURCC_cmov || i_fcc == FOURCC_mvhd ) + { + msg_Warn( p_stream, "detected moov hidden in a free box ..." ); + + p_box->i_type = FOURCC_foov; + return MP4_ReadBoxContainer( p_stream, p_box ); + } + } + } + /* Nothing to do */ #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Skip box: \"%c%c%c%c\"", - (p_box->i_type)&0xff, - (p_box->i_type>>8)&0xff, - (p_box->i_type>>16)&0xff, - (p_box->i_type>>24)&0xff ); + msg_Dbg( p_stream, "skip box: \"%4.4s\"", (char*)&p_box->i_type ); #endif - return( 1 ); + return 1; } -int MP4_ReadBox_ftyp( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_ftyp( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_READBOX_ENTER( MP4_Box_data_ftyp_t ); - + MP4_GETFOURCC( p_box->data.p_ftyp->i_major_brand ); MP4_GET4BYTES( p_box->data.p_ftyp->i_minor_version ); - + if( ( p_box->data.p_ftyp->i_compatible_brands_count = i_read / 4 ) ) { - int i; - p_box->data.p_ftyp->i_compatible_brands = - calloc( p_box->data.p_ftyp->i_compatible_brands_count, sizeof(u32)); + unsigned int i; + p_box->data.p_ftyp->i_compatible_brands = + calloc( p_box->data.p_ftyp->i_compatible_brands_count, sizeof(uint32_t)); for( i =0; i < p_box->data.p_ftyp->i_compatible_brands_count; i++ ) { @@ -626,15 +373,15 @@ int MP4_ReadBox_ftyp( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_ftyp( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_ftyp( MP4_Box_t *p_box ) { FREE( p_box->data.p_ftyp->i_compatible_brands ); } -int MP4_ReadBox_mvhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_mvhd( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; + unsigned int i; #ifdef MP4_VERBOSE char s_creation_time[128]; char s_modification_time[128]; @@ -658,11 +405,11 @@ int MP4_ReadBox_mvhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_mvhd->i_timescale ); MP4_GET4BYTES( p_box->data.p_mvhd->i_duration ); } - MP4_GET4BYTES( p_box->data.p_mvhd->i_rate ); - MP4_GET2BYTES( p_box->data.p_mvhd->i_volume ); + MP4_GET4BYTES( p_box->data.p_mvhd->i_rate ); + MP4_GET2BYTES( p_box->data.p_mvhd->i_volume ); MP4_GET2BYTES( p_box->data.p_mvhd->i_reserved1 ); - + for( i = 0; i < 2; i++ ) { MP4_GET4BYTES( p_box->data.p_mvhd->i_reserved2[i] ); @@ -675,45 +422,45 @@ int MP4_ReadBox_mvhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) { MP4_GET4BYTES( p_box->data.p_mvhd->i_predefined[i] ); } - + MP4_GET4BYTES( p_box->data.p_mvhd->i_next_track_id ); - - + + #ifdef MP4_VERBOSE MP4_ConvertDate2Str( s_creation_time, p_box->data.p_mvhd->i_creation_time ); - MP4_ConvertDate2Str( s_modification_time, + MP4_ConvertDate2Str( s_modification_time, p_box->data.p_mvhd->i_modification_time ); if( p_box->data.p_mvhd->i_rate ) { - MP4_ConvertDate2Str( s_duration, + MP4_ConvertDate2Str( s_duration, p_box->data.p_mvhd->i_duration / p_box->data.p_mvhd->i_rate ); } else { s_duration[0] = 0; - } - msg_Dbg( p_stream->p_input, "Read Box: \"mvhd\" creation %s modification %s time scale %d duration %s rate %f volume %f next track id %d", + } + msg_Dbg( p_stream, "read box: \"mvhd\" creation %s modification %s time scale %d duration %s rate %f volume %f next track id %d", s_creation_time, s_modification_time, - (u32)p_box->data.p_mvhd->i_timescale, + (uint32_t)p_box->data.p_mvhd->i_timescale, s_duration, (float)p_box->data.p_mvhd->i_rate / (1<<16 ), (float)p_box->data.p_mvhd->i_volume / 256 , - (u32)p_box->data.p_mvhd->i_next_track_id ); + (uint32_t)p_box->data.p_mvhd->i_next_track_id ); #endif MP4_READBOX_EXIT( 1 ); } -int MP4_ReadBox_tkhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_tkhd( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; + unsigned int i; #ifdef MP4_VERBOSE char s_creation_time[128]; char s_modification_time[128]; char s_duration[128]; #endif MP4_READBOX_ENTER( MP4_Box_data_tkhd_t ); - + MP4_GETVERSIONFLAGS( p_box->data.p_tkhd ); if( p_box->data.p_tkhd->i_version ) @@ -732,7 +479,7 @@ int MP4_ReadBox_tkhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_tkhd->i_reserved ); MP4_GET4BYTES( p_box->data.p_tkhd->i_duration ); } - + for( i = 0; i < 2; i++ ) { MP4_GET4BYTES( p_box->data.p_tkhd->i_reserved2[i] ); @@ -748,13 +495,13 @@ int MP4_ReadBox_tkhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } MP4_GET4BYTES( p_box->data.p_tkhd->i_width ); MP4_GET4BYTES( p_box->data.p_tkhd->i_height ); - + #ifdef MP4_VERBOSE MP4_ConvertDate2Str( s_creation_time, p_box->data.p_mvhd->i_creation_time ); MP4_ConvertDate2Str( s_modification_time, p_box->data.p_mvhd->i_modification_time ); MP4_ConvertDate2Str( s_duration, p_box->data.p_mvhd->i_duration ); - - msg_Dbg( p_stream->p_input, "Read Box: \"tkhd\" creation %s modification %s duration %s track ID %d layer %d volume %f width %f height %f", + + msg_Dbg( p_stream, "read box: \"tkhd\" creation %s modification %s duration %s track ID %d layer %d volume %f width %f height %f", s_creation_time, s_modification_time, s_duration, @@ -767,35 +514,11 @@ int MP4_ReadBox_tkhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_READBOX_EXIT( 1 ); } -int MP4_ReadBox_tref( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) -{ - - if( p_box->i_size < MP4_BOX_HEADERSIZE(p_box ) + 8 ) - { - /* container is empty, 8 stand for the first header in this box */ - return( 1 ); - } - - if( !MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) ) ) - { - return( 0 ); - } - - MP4_ReadBoxContainerRaw( p_stream, p_box ); - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"tref\" " ); - -#endif - return( 1 ); -} - - -int MP4_ReadBox_mdhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_mdhd( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - u16 i_language; + unsigned int i; + uint16_t i_language; #ifdef MP4_VERBOSE char s_creation_time[128]; char s_modification_time[128]; @@ -819,23 +542,23 @@ int MP4_ReadBox_mdhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_mdhd->i_timescale ); MP4_GET4BYTES( p_box->data.p_mdhd->i_duration ); } - i_language = GetWBE( p_peek ); + i_language = GetWBE( p_peek ); for( i = 0; i < 3; i++ ) { - p_box->data.p_mdhd->i_language[i] = + p_box->data.p_mdhd->i_language[i] = ( ( i_language >> ( (2-i)*5 ) )&0x1f ) + 0x60; } MP4_GET2BYTES( p_box->data.p_mdhd->i_predefined ); - + #ifdef MP4_VERBOSE MP4_ConvertDate2Str( s_creation_time, p_box->data.p_mdhd->i_creation_time ); MP4_ConvertDate2Str( s_modification_time, p_box->data.p_mdhd->i_modification_time ); MP4_ConvertDate2Str( s_duration, p_box->data.p_mdhd->i_duration ); - msg_Dbg( p_stream->p_input, "Read Box: \"mdhd\" creation %s modification %s time scale %d duration %s language %c%c%c", + msg_Dbg( p_stream, "read box: \"mdhd\" creation %s modification %s time scale %d duration %s language %c%c%c", s_creation_time, s_modification_time, - (u32)p_box->data.p_mdhd->i_timescale, + (uint32_t)p_box->data.p_mdhd->i_timescale, s_duration, p_box->data.p_mdhd->i_language[0], p_box->data.p_mdhd->i_language[1], @@ -845,63 +568,83 @@ int MP4_ReadBox_mdhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } -int MP4_ReadBox_hdlr( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_hdlr( stream_t *p_stream, MP4_Box_t *p_box ) { - MP4_READBOX_ENTER( MP4_Box_data_hdlr_t ); + int32_t i_reserved; + + MP4_READBOX_ENTER( MP4_Box_data_hdlr_t ); MP4_GETVERSIONFLAGS( p_box->data.p_hdlr ); - - MP4_GET4BYTES( p_box->data.p_hdlr->i_predefined ); + + MP4_GETFOURCC( p_box->data.p_hdlr->i_predefined ); MP4_GETFOURCC( p_box->data.p_hdlr->i_handler_type ); + MP4_GET4BYTES( i_reserved ); + MP4_GET4BYTES( i_reserved ); + MP4_GET4BYTES( i_reserved ); + p_box->data.p_hdlr->psz_name = calloc( sizeof( char ), i_read + 1 ); - memcpy( p_box->data.p_hdlr->psz_name, p_peek, i_read ); + + /* Yes, I love .mp4 :( */ + if( p_box->data.p_hdlr->i_predefined == VLC_FOURCC( 'm', 'h', 'l', 'r' ) ) + { + uint8_t i_len; + int i_copy; + + MP4_GET1BYTE( i_len ); + i_copy = __MIN( i_read, i_len ); + + memcpy( p_box->data.p_hdlr->psz_name, p_peek, i_copy ); + p_box->data.p_hdlr->psz_name[i_copy] = '\0'; + } + else + { + memcpy( p_box->data.p_hdlr->psz_name, p_peek, i_read ); + p_box->data.p_hdlr->psz_name[i_read] = '\0'; + } + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"hdlr\" hanler type %c%c%c%c name %s", - ( p_box->data.p_hdlr->i_handler_type )&0xff, - ( p_box->data.p_hdlr->i_handler_type >> 8 )&0xff, - ( p_box->data.p_hdlr->i_handler_type >> 16 )&0xff, - ( p_box->data.p_hdlr->i_handler_type >> 24 )&0xff, + msg_Dbg( p_stream, "read box: \"hdlr\" hanler type %4.4s name %s", + (char*)&p_box->data.p_hdlr->i_handler_type, p_box->data.p_hdlr->psz_name ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_hdlr( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_hdlr( MP4_Box_t *p_box ) { FREE( p_box->data.p_hdlr->psz_name ); } -int MP4_ReadBox_vmhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_vmhd( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - - MP4_READBOX_ENTER( MP4_Box_data_vmhd_t ); + unsigned int i; + + MP4_READBOX_ENTER( MP4_Box_data_vmhd_t ); MP4_GETVERSIONFLAGS( p_box->data.p_vmhd ); - + MP4_GET2BYTES( p_box->data.p_vmhd->i_graphics_mode ); for( i = 0; i < 3; i++ ) { MP4_GET2BYTES( p_box->data.p_vmhd->i_opcolor[i] ); } - + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"vmhd\" graphics-mode %d opcolor (%d, %d, %d)", + msg_Dbg( p_stream, "read box: \"vmhd\" graphics-mode %d opcolor (%d, %d, %d)", p_box->data.p_vmhd->i_graphics_mode, p_box->data.p_vmhd->i_opcolor[0], p_box->data.p_vmhd->i_opcolor[1], p_box->data.p_vmhd->i_opcolor[2] ); - #endif MP4_READBOX_EXIT( 1 ); } -int MP4_ReadBox_smhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_smhd( stream_t *p_stream, MP4_Box_t *p_box ) { - MP4_READBOX_ENTER( MP4_Box_data_smhd_t ); + MP4_READBOX_ENTER( MP4_Box_data_smhd_t ); MP4_GETVERSIONFLAGS( p_box->data.p_smhd ); @@ -910,19 +653,18 @@ int MP4_ReadBox_smhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET2BYTES( p_box->data.p_smhd->i_balance ); MP4_GET2BYTES( p_box->data.p_smhd->i_reserved ); - + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"smhd\" balance %f", + msg_Dbg( p_stream, "read box: \"smhd\" balance %f", (float)p_box->data.p_smhd->i_balance / 256 ); - #endif MP4_READBOX_EXIT( 1 ); } -int MP4_ReadBox_hmhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_hmhd( stream_t *p_stream, MP4_Box_t *p_box ) { - MP4_READBOX_ENTER( MP4_Box_data_hmhd_t ); + MP4_READBOX_ENTER( MP4_Box_data_hmhd_t ); MP4_GETVERSIONFLAGS( p_box->data.p_hmhd ); @@ -935,25 +677,24 @@ int MP4_ReadBox_hmhd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_hmhd->i_reserved ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"hmhd\" maxPDU-size %d avgPDU-size %d max-bitrate %d avg-bitrate %d", + msg_Dbg( p_stream, "read box: \"hmhd\" maxPDU-size %d avgPDU-size %d max-bitrate %d avg-bitrate %d", p_box->data.p_hmhd->i_max_PDU_size, p_box->data.p_hmhd->i_avg_PDU_size, p_box->data.p_hmhd->i_max_bitrate, p_box->data.p_hmhd->i_avg_bitrate ); - #endif MP4_READBOX_EXIT( 1 ); } -int MP4_ReadBox_url( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_url( stream_t *p_stream, MP4_Box_t *p_box ) { - MP4_READBOX_ENTER( MP4_Box_data_url_t ); + MP4_READBOX_ENTER( MP4_Box_data_url_t ); MP4_GETVERSIONFLAGS( p_box->data.p_url ); MP4_GETSTRINGZ( p_box->data.p_url->psz_location ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"url\" url: %s", + msg_Dbg( p_stream, "read box: \"url\" url: %s", p_box->data.p_url->psz_location ); #endif @@ -961,47 +702,47 @@ int MP4_ReadBox_url( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } -void MP4_FreeBox_url( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_url( MP4_Box_t *p_box ) { FREE( p_box->data.p_url->psz_location ) } -int MP4_ReadBox_urn( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_urn( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_READBOX_ENTER( MP4_Box_data_urn_t ); MP4_GETVERSIONFLAGS( p_box->data.p_urn ); MP4_GETSTRINGZ( p_box->data.p_urn->psz_name ); - MP4_GETSTRINGZ( p_box->data.p_urn->psz_location ); - + MP4_GETSTRINGZ( p_box->data.p_urn->psz_location ); + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"urn\" name %s location %s", + msg_Dbg( p_stream, "read box: \"urn\" name %s location %s", p_box->data.p_urn->psz_name, p_box->data.p_urn->psz_location ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_urn( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_urn( MP4_Box_t *p_box ) { FREE( p_box->data.p_urn->psz_name ); FREE( p_box->data.p_urn->psz_location ); } -int MP4_ReadBox_dref( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_dref( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_READBOX_ENTER( MP4_Box_data_dref_t ); - + MP4_GETVERSIONFLAGS( p_box->data.p_dref ); MP4_GET4BYTES( p_box->data.p_dref->i_entry_count ); - - MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 8 ); + + stream_Seek( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 8 ); MP4_ReadBoxContainerRaw( p_stream, p_box ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"dref\" entry-count %d", + msg_Dbg( p_stream, "read box: \"dref\" entry-count %d", p_box->data.p_dref->i_entry_count ); #endif @@ -1009,80 +750,77 @@ int MP4_ReadBox_dref( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } -int MP4_ReadBox_stts( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stts( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - MP4_READBOX_ENTER( MP4_Box_data_stts_t ); + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_stts_t ); MP4_GETVERSIONFLAGS( p_box->data.p_stts ); MP4_GET4BYTES( p_box->data.p_stts->i_entry_count ); - p_box->data.p_stts->i_sample_count = - calloc( sizeof( u32 ), p_box->data.p_stts->i_entry_count ); + p_box->data.p_stts->i_sample_count = + calloc( sizeof( uint32_t ), p_box->data.p_stts->i_entry_count ); p_box->data.p_stts->i_sample_delta = - calloc( sizeof( u32 ), p_box->data.p_stts->i_entry_count ); - + calloc( sizeof( uint32_t ), p_box->data.p_stts->i_entry_count ); + for( i = 0; (i < p_box->data.p_stts->i_entry_count )&&( i_read >=8 ); i++ ) { MP4_GET4BYTES( p_box->data.p_stts->i_sample_count[i] ); MP4_GET4BYTES( p_box->data.p_stts->i_sample_delta[i] ); } - - + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stts\" entry-count %d", + msg_Dbg( p_stream, "read box: \"stts\" entry-count %d", p_box->data.p_stts->i_entry_count ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stts( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stts( MP4_Box_t *p_box ) { FREE( p_box->data.p_stts->i_sample_count ); FREE( p_box->data.p_stts->i_sample_delta ); - } -int MP4_ReadBox_ctts( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_ctts( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; + unsigned int i; MP4_READBOX_ENTER( MP4_Box_data_ctts_t ); - + MP4_GETVERSIONFLAGS( p_box->data.p_ctts ); - + MP4_GET4BYTES( p_box->data.p_ctts->i_entry_count ); - p_box->data.p_ctts->i_sample_count = - calloc( sizeof( u32 ), p_box->data.p_ctts->i_entry_count ); + p_box->data.p_ctts->i_sample_count = + calloc( sizeof( uint32_t ), p_box->data.p_ctts->i_entry_count ); p_box->data.p_ctts->i_sample_offset = - calloc( sizeof( u32 ), p_box->data.p_ctts->i_entry_count ); - + calloc( sizeof( uint32_t ), p_box->data.p_ctts->i_entry_count ); + for( i = 0; (i < p_box->data.p_ctts->i_entry_count )&&( i_read >=8 ); i++ ) { MP4_GET4BYTES( p_box->data.p_ctts->i_sample_count[i] ); MP4_GET4BYTES( p_box->data.p_ctts->i_sample_offset[i] ); } - - + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"ctts\" entry-count %d", + msg_Dbg( p_stream, "read box: \"ctts\" entry-count %d", p_box->data.p_ctts->i_entry_count ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_ctts( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_ctts( MP4_Box_t *p_box ) { FREE( p_box->data.p_ctts->i_sample_count ); FREE( p_box->data.p_ctts->i_sample_offset ); } -static int MP4_ReadLengthDescriptor( u8 **pp_peek, s64 *i_read ) +static int MP4_ReadLengthDescriptor( uint8_t **pp_peek, int64_t *i_read ) { - int i_b; - int i_len = 0; + unsigned int i_b; + unsigned int i_len = 0; do { i_b = **pp_peek; @@ -1091,15 +829,15 @@ static int MP4_ReadLengthDescriptor( u8 **pp_peek, s64 *i_read ) (*i_read)--; i_len = ( i_len << 7 ) + ( i_b&0x7f ); } while( i_b&0x80 ); - return( i_len ); + return( i_len ); } -int MP4_ReadBox_esds( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_esds( stream_t *p_stream, MP4_Box_t *p_box ) { #define es_descriptor p_box->data.p_esds->es_descriptor - int i_len; - int i_flags; - int i_type; + unsigned int i_len; + unsigned int i_flags; + unsigned int i_type; MP4_READBOX_ENTER( MP4_Box_data_esds_t ); @@ -1111,6 +849,11 @@ int MP4_ReadBox_esds( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) { i_len = MP4_ReadLengthDescriptor( &p_peek, &i_read ); +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "found esds MPEG4ESDescr (%dBytes)", + i_len ); +#endif + MP4_GET2BYTES( es_descriptor.i_ES_ID ); MP4_GET1BYTE( i_flags ); es_descriptor.b_stream_dependence = ( (i_flags&0x80) != 0); @@ -1124,8 +867,8 @@ int MP4_ReadBox_esds( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } if( es_descriptor.b_url ) { - int i_len; - + unsigned int i_len; + MP4_GET1BYTE( i_len ); es_descriptor.psz_URL = calloc( sizeof(char), i_len + 1 ); memcpy( es_descriptor.psz_URL, p_peek, i_len ); @@ -1146,11 +889,18 @@ int MP4_ReadBox_esds( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) if( i_type != 0x04)/* MP4DecConfigDescrTag */ { - MP4_READBOX_EXIT( 1 ); /* rest isn't interesting up to now */ + es_descriptor.p_decConfigDescr = NULL; + MP4_READBOX_EXIT( 1 ); /* rest isn't interesting up to now */ } i_len = MP4_ReadLengthDescriptor( &p_peek, &i_read ); - es_descriptor.p_decConfigDescr = + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "found esds MP4DecConfigDescr (%dBytes)", + i_len ); +#endif + + es_descriptor.p_decConfigDescr = malloc( sizeof( MP4_descriptor_decoder_config_t )); MP4_GET1BYTE( es_descriptor.p_decConfigDescr->i_objectTypeIndication ); @@ -1163,13 +913,21 @@ int MP4_ReadBox_esds( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET1BYTE( i_type ); if( i_type != 0x05 )/* MP4DecSpecificDescrTag */ { + es_descriptor.p_decConfigDescr->i_decoder_specific_info_len = 0; + es_descriptor.p_decConfigDescr->p_decoder_specific_info = NULL; MP4_READBOX_EXIT( 1 ); } - + i_len = MP4_ReadLengthDescriptor( &p_peek, &i_read ); + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "found esds MP4DecSpecificDescr (%dBytes)", + i_len ); +#endif + es_descriptor.p_decConfigDescr->i_decoder_specific_info_len = i_len; es_descriptor.p_decConfigDescr->p_decoder_specific_info = malloc( i_len ); - memcpy( es_descriptor.p_decConfigDescr->p_decoder_specific_info, + memcpy( es_descriptor.p_decConfigDescr->p_decoder_specific_info, p_peek, i_len ); MP4_READBOX_EXIT( 1 ); @@ -1177,95 +935,274 @@ int MP4_ReadBox_esds( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) #undef es_descriptor } -void MP4_FreeBox_esds( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_esds( MP4_Box_t *p_box ) { FREE( p_box->data.p_esds->es_descriptor.psz_URL ); + if( p_box->data.p_esds->es_descriptor.p_decConfigDescr ) + { + FREE( p_box->data.p_esds->es_descriptor.p_decConfigDescr->p_decoder_specific_info ); + } FREE( p_box->data.p_esds->es_descriptor.p_decConfigDescr ); } -int MP4_ReadBox_sample_soun( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_avcC( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - - MP4_READBOX_ENTER( MP4_Box_data_sample_soun_t ); + MP4_Box_data_avcC_t *p_avcC; + int i; - for( i = 0; i < 6 ; i++ ) + MP4_READBOX_ENTER( MP4_Box_data_avcC_t ); + p_avcC = p_box->data.p_avcC; + + p_avcC->i_avcC = i_read; + p_avcC->p_avcC = malloc( p_avcC->i_avcC ); + memcpy( p_avcC->p_avcC, p_peek, i_read ); + + MP4_GET1BYTE( p_avcC->i_version ); + MP4_GET1BYTE( p_avcC->i_profile ); + MP4_GET1BYTE( p_avcC->i_profile_compatibility ); + MP4_GET1BYTE( p_avcC->i_level ); + MP4_GET1BYTE( p_avcC->i_reserved1 ); + p_avcC->i_length_size = (p_avcC->i_reserved1&0x03) + 1; + p_avcC->i_reserved1 >>= 2; + + MP4_GET1BYTE( p_avcC->i_reserved2 ); + p_avcC->i_sps = p_avcC->i_reserved2&0x1f; + p_avcC->i_reserved2 >>= 5; + + if( p_avcC->i_sps > 0 ) + { + p_avcC->i_sps_length = malloc( p_avcC->i_sps * sizeof( uint16_t ) ); + p_avcC->sps = malloc( p_avcC->i_sps * sizeof( uint8_t* ) ); + + for( i = 0; i < p_avcC->i_sps; i++ ) + { + MP4_GET2BYTES( p_avcC->i_sps_length[i] ); + p_avcC->sps[i] = malloc( p_avcC->i_sps_length[i] ); + memcpy( p_avcC->sps[i], p_peek, p_avcC->i_sps_length[i] ); + + p_peek += p_avcC->i_sps_length[i]; + i_read -= p_avcC->i_sps_length[i]; + } + } + + MP4_GET1BYTE( p_avcC->i_pps ); + if( p_avcC->i_pps > 0 ) + { + p_avcC->i_pps_length = malloc( p_avcC->i_pps * sizeof( uint16_t ) ); + p_avcC->pps = malloc( p_avcC->i_pps * sizeof( uint8_t* ) ); + + for( i = 0; i < p_avcC->i_pps; i++ ) + { + MP4_GET2BYTES( p_avcC->i_pps_length[i] ); + p_avcC->pps[i] = malloc( p_avcC->i_pps_length[i] ); + memcpy( p_avcC->pps[i], p_peek, p_avcC->i_pps_length[i] ); + + p_peek += p_avcC->i_pps_length[i]; + i_read -= p_avcC->i_pps_length[i]; + } + } +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, + "read box: \"avcC\" version=%d profile=0x%x level=0x%x length size=%d sps=%d pps=%d", + p_avcC->i_version, p_avcC->i_profile, p_avcC->i_level, + p_avcC->i_length_size, + p_avcC->i_sps, p_avcC->i_pps ); + for( i = 0; i < p_avcC->i_sps; i++ ) + { + msg_Dbg( p_stream, " - sps[%d] length=%d", + i, p_avcC->i_sps_length[i] ); + } + for( i = 0; i < p_avcC->i_pps; i++ ) + { + msg_Dbg( p_stream, " - pps[%d] length=%d", + i, p_avcC->i_pps_length[i] ); + } + +#endif + MP4_READBOX_EXIT( 1 ); +} + +static void MP4_FreeBox_avcC( MP4_Box_t *p_box ) +{ + MP4_Box_data_avcC_t *p_avcC = p_box->data.p_avcC; + int i; + + for( i = 0; i < p_avcC->i_sps; i++ ) + { + FREE( p_avcC->sps[i] ); + } + for( i = 0; i < p_avcC->i_pps; i++ ) + { + FREE( p_avcC->pps[i] ); + } + if( p_avcC->i_sps > 0 ) FREE( p_avcC->sps ); + if( p_avcC->i_pps > 0 ) FREE( p_avcC->pps ); +} + +static int MP4_ReadBox_sample_soun( stream_t *p_stream, MP4_Box_t *p_box ) +{ + unsigned int i; + + MP4_READBOX_ENTER( MP4_Box_data_sample_soun_t ); + p_box->data.p_sample_soun->p_qt_description = NULL; + + /* Sanity check needed because the "wave" box does also contain an + * "mp4a" box that we don't understand. */ + if( i_read < 28 ) + { + i_read -= 30; + MP4_READBOX_EXIT( 1 ); + } + + for( i = 0; i < 6 ; i++ ) { MP4_GET1BYTE( p_box->data.p_sample_soun->i_reserved1[i] ); } MP4_GET2BYTES( p_box->data.p_sample_soun->i_data_reference_index ); - - for( i = 0; i < 2 ; i++ ) + + /* + * XXX hack -> produce a copy of the nearly complete chunk + */ + if( i_read > 0 ) + { + p_box->data.p_sample_soun->i_qt_description = i_read; + p_box->data.p_sample_soun->p_qt_description = malloc( i_read ); + memcpy( p_box->data.p_sample_soun->p_qt_description, p_peek, i_read ); + } + else { - MP4_GET4BYTES( p_box->data.p_sample_soun->i_reserved2[i] ); + p_box->data.p_sample_soun->i_qt_description = 0; + p_box->data.p_sample_soun->p_qt_description = NULL; } - + + MP4_GET2BYTES( p_box->data.p_sample_soun->i_qt_version ); + MP4_GET2BYTES( p_box->data.p_sample_soun->i_qt_revision_level ); + MP4_GET4BYTES( p_box->data.p_sample_soun->i_qt_vendor ); + MP4_GET2BYTES( p_box->data.p_sample_soun->i_channelcount ); MP4_GET2BYTES( p_box->data.p_sample_soun->i_samplesize ); MP4_GET2BYTES( p_box->data.p_sample_soun->i_predefined ); MP4_GET2BYTES( p_box->data.p_sample_soun->i_reserved3 ); MP4_GET2BYTES( p_box->data.p_sample_soun->i_sampleratehi ); MP4_GET2BYTES( p_box->data.p_sample_soun->i_sampleratelo ); - - MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 28 ); - MP4_ReadBoxContainerRaw( p_stream, p_box ); /* esds */ - + + if( p_box->data.p_sample_soun->i_qt_version == 1 && i_read >= 16 ) + { + /* SoundDescriptionV1 */ + MP4_GET4BYTES( p_box->data.p_sample_soun->i_sample_per_packet ); + MP4_GET4BYTES( p_box->data.p_sample_soun->i_bytes_per_packet ); + MP4_GET4BYTES( p_box->data.p_sample_soun->i_bytes_per_frame ); + MP4_GET4BYTES( p_box->data.p_sample_soun->i_bytes_per_sample ); + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"soun\" in stsd channel %d sample size %d sampl rate %f", - p_box->data.p_sample_soun->i_channelcount, - p_box->data.p_sample_soun->i_samplesize, - (float)p_box->data.p_sample_soun->i_sampleratehi + - (float)p_box->data.p_sample_soun->i_sampleratelo / 65536 ); + msg_Dbg( p_stream, + "read box: \"soun\" qt3+ sample/packet=%d bytes/packet=%d " + "bytes/frame=%d bytes/sample=%d", + p_box->data.p_sample_soun->i_sample_per_packet, + p_box->data.p_sample_soun->i_bytes_per_packet, + p_box->data.p_sample_soun->i_bytes_per_frame, + p_box->data.p_sample_soun->i_bytes_per_sample ); +#endif + stream_Seek( p_stream, p_box->i_pos + + MP4_BOX_HEADERSIZE( p_box ) + 44 ); + } + else if( p_box->data.p_sample_soun->i_qt_version == 2 && i_read >= 36 ) + { + /* SoundDescriptionV2 */ + double f_sample_rate; + uint32_t i_channel; + + MP4_GET4BYTES( p_box->data.p_sample_soun->i_sample_per_packet ); + MP4_GET8BYTES( (*(int64_t *)&f_sample_rate) ); + msg_Dbg( p_stream, "read box: %f Hz", f_sample_rate ); + p_box->data.p_sample_soun->i_sampleratehi = (int)f_sample_rate % 65536; + p_box->data.p_sample_soun->i_sampleratelo = f_sample_rate / 65536; + + MP4_GET4BYTES( i_channel ); + p_box->data.p_sample_soun->i_channelcount = i_channel; + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"soun\" V2" ); #endif - MP4_READBOX_EXIT( 1 ); -} + stream_Seek( p_stream, p_box->i_pos + + MP4_BOX_HEADERSIZE( p_box ) + 28 + 36 ); + } + else + { + p_box->data.p_sample_soun->i_sample_per_packet = 0; + p_box->data.p_sample_soun->i_bytes_per_packet = 0; + p_box->data.p_sample_soun->i_bytes_per_frame = 0; + p_box->data.p_sample_soun->i_bytes_per_sample = 0; -#if 0 -int MP4_ReadBox_sample_mp4a( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) -{ - int i; + msg_Dbg( p_stream, "read box: \"soun\" mp4 or qt1/2 (rest="I64Fd")", + i_read ); + stream_Seek( p_stream, p_box->i_pos + + MP4_BOX_HEADERSIZE( p_box ) + 28 ); + } - MP4_READBOX_ENTER( MP4_Box_data_sample_mp4a_t ); - - for( i = 0; i < 6 ; i++ ) + if( p_box->i_type == FOURCC_drms ) { - MP4_GET1BYTE( p_box->data.p_sample_mp4a->i_reserved1[i] ); + p_box->data.p_sample_soun->p_drms = + drms_alloc( p_stream->p_vlc->psz_homedir ); + + if( p_box->data.p_sample_soun->p_drms == NULL ) + { + msg_Err( p_stream, "drms_alloc() failed" ); + } } - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_data_reference_index ); - - for( i = 0; i < 2 ; i++ ) + if( p_box->i_type == FOURCC_samr || p_box->i_type == FOURCC_sawb ) { - MP4_GET4BYTES( p_box->data.p_sample_mp4a->i_reserved2[i] ); + /* Ignore channelcount for AMR (3gpp AMRSpecificBox) */ + p_box->data.p_sample_soun->i_channelcount = 1; + } + + if( p_box->i_type == FOURCC_alac ) + { + if( p_box->data.p_sample_soun->p_qt_description ) + free( p_box->data.p_sample_soun->p_qt_description ); + + p_box->data.p_sample_soun->p_qt_description = malloc( i_read ); + p_box->data.p_sample_soun->i_qt_description = i_read; + memcpy( p_box->data.p_sample_soun->p_qt_description, p_peek, i_read ); + } + else + { + MP4_ReadBoxContainerRaw( p_stream, p_box ); /* esds */ } - - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_channelcount ); - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_samplesize ); - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_predefined ); - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_reserved3 ); - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_sampleratehi ); - MP4_GET2BYTES( p_box->data.p_sample_mp4a->i_sampleratelo ); - - MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 28 ); - MP4_ReadBoxContainerRaw( p_stream, p_box ); /* esds */ #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"mp4a\" in stsd channel %d sample size %d sampl rate %f", - p_box->data.p_sample_mp4a->i_channelcount, - p_box->data.p_sample_mp4a->i_samplesize, - (float)p_box->data.p_sample_mp4a->i_sampleratehi + - (float)p_box->data.p_sample_mp4a->i_sampleratelo / 65536 ); + msg_Dbg( p_stream, "read box: \"soun\" in stsd channel %d " + "sample size %d sample rate %f", + p_box->data.p_sample_soun->i_channelcount, + p_box->data.p_sample_soun->i_samplesize, + (float)p_box->data.p_sample_soun->i_sampleratehi + + (float)p_box->data.p_sample_soun->i_sampleratelo / 65536 ); #endif MP4_READBOX_EXIT( 1 ); } -#endif -int MP4_ReadBox_sample_vide( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) + +static void MP4_FreeBox_sample_soun( MP4_Box_t *p_box ) { - int i; + FREE( p_box->data.p_sample_soun->p_qt_description ); + + if( p_box->i_type == FOURCC_drms ) + { + if( p_box->data.p_sample_soun->p_drms ) + { + drms_free( p_box->data.p_sample_soun->p_drms ); + } + } +} + + +int MP4_ReadBox_sample_vide( stream_t *p_stream, MP4_Box_t *p_box ) +{ + unsigned int i; MP4_READBOX_ENTER( MP4_Box_data_sample_vide_t ); @@ -1276,34 +1213,49 @@ int MP4_ReadBox_sample_vide( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET2BYTES( p_box->data.p_sample_vide->i_data_reference_index ); - MP4_GET2BYTES( p_box->data.p_sample_vide->i_predefined1 ); - MP4_GET2BYTES( p_box->data.p_sample_vide->i_reserved2 ); - - for( i = 0; i < 3 ; i++ ) + /* + * XXX hack -> produce a copy of the nearly complete chunk + */ + if( i_read > 0 ) + { + p_box->data.p_sample_vide->i_qt_image_description = i_read; + p_box->data.p_sample_vide->p_qt_image_description = malloc( i_read ); + memcpy( p_box->data.p_sample_vide->p_qt_image_description, + p_peek, i_read ); + } + else { - MP4_GET4BYTES( p_box->data.p_sample_vide->i_predefined2[i] ); + p_box->data.p_sample_vide->i_qt_image_description = 0; + p_box->data.p_sample_vide->p_qt_image_description = NULL; } + MP4_GET2BYTES( p_box->data.p_sample_vide->i_qt_version ); + MP4_GET2BYTES( p_box->data.p_sample_vide->i_qt_revision_level ); + MP4_GET4BYTES( p_box->data.p_sample_vide->i_qt_vendor ); + + MP4_GET4BYTES( p_box->data.p_sample_vide->i_qt_temporal_quality ); + MP4_GET4BYTES( p_box->data.p_sample_vide->i_qt_spatial_quality ); + MP4_GET2BYTES( p_box->data.p_sample_vide->i_width ); MP4_GET2BYTES( p_box->data.p_sample_vide->i_height ); - + MP4_GET4BYTES( p_box->data.p_sample_vide->i_horizresolution ); MP4_GET4BYTES( p_box->data.p_sample_vide->i_vertresolution ); - MP4_GET4BYTES( p_box->data.p_sample_vide->i_reserved3 ); - MP4_GET2BYTES( p_box->data.p_sample_vide->i_predefined3 ); + MP4_GET4BYTES( p_box->data.p_sample_vide->i_qt_data_size ); + MP4_GET2BYTES( p_box->data.p_sample_vide->i_qt_frame_count ); memcpy( &p_box->data.p_sample_vide->i_compressorname, p_peek, 32 ); p_peek += 32; i_read -= 32; MP4_GET2BYTES( p_box->data.p_sample_vide->i_depth ); - MP4_GET2BYTES( p_box->data.p_sample_vide->i_predefined4 ); - - MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 78); + MP4_GET2BYTES( p_box->data.p_sample_vide->i_qt_color_table ); + + stream_Seek( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 78); MP4_ReadBoxContainerRaw( p_stream, p_box ); - + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"vide\" in stsd %dx%d depth %d", + msg_Dbg( p_stream, "read box: \"vide\" in stsd %dx%d depth %d", p_box->data.p_sample_vide->i_width, p_box->data.p_sample_vide->i_height, p_box->data.p_sample_vide->i_depth ); @@ -1313,7 +1265,71 @@ int MP4_ReadBox_sample_vide( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } -int MP4_ReadBox_stsd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +void MP4_FreeBox_sample_vide( MP4_Box_t *p_box ) +{ + FREE( p_box->data.p_sample_vide->p_qt_image_description ); +} + +static int MP4_ReadBox_sample_mp4s( stream_t *p_stream, MP4_Box_t *p_box ) +{ + stream_Seek( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 8 ); + MP4_ReadBoxContainerRaw( p_stream, p_box ); + return 1; +} + +static int MP4_ReadBox_sample_text( stream_t *p_stream, MP4_Box_t *p_box ) +{ + unsigned int i; + + MP4_READBOX_ENTER( MP4_Box_data_sample_text_t ); + + for( i = 0; i < 6 ; i++ ) + { + MP4_GET1BYTE( p_box->data.p_sample_text->i_reserved1[i] ); + } + MP4_GET2BYTES( p_box->data.p_sample_text->i_data_reference_index ); + + MP4_GET4BYTES( p_box->data.p_sample_text->i_display_flags ); + MP4_GET4BYTES( p_box->data.p_sample_text->i_justification ); + + MP4_GET2BYTES( p_box->data.p_sample_text->i_background_color[0] ); + MP4_GET2BYTES( p_box->data.p_sample_text->i_background_color[1] ); + MP4_GET2BYTES( p_box->data.p_sample_text->i_background_color[2] ); + + MP4_GET8BYTES( p_box->data.p_sample_text->i_text_box ); + MP4_GET8BYTES( p_box->data.p_sample_text->i_reserved2 ); + + MP4_GET2BYTES( p_box->data.p_sample_text->i_font_number ); + MP4_GET2BYTES( p_box->data.p_sample_text->i_font_face ); + + MP4_GET2BYTES( p_box->data.p_sample_text->i_reserved3 ); + + MP4_GET2BYTES( p_box->data.p_sample_text->i_foreground_color[0] ); + MP4_GET2BYTES( p_box->data.p_sample_text->i_foreground_color[1] ); + MP4_GET2BYTES( p_box->data.p_sample_text->i_foreground_color[2] ); + + MP4_GET1BYTE( i ); + p_box->data.p_sample_text->psz_text_name = malloc( i + 1 ); + memcpy( p_box->data.p_sample_text->psz_text_name, p_peek, i ); + p_box->data.p_sample_text->psz_text_name[i] = '\0'; + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"text\" in stsd text name=%s", + p_box->data.p_sample_text->psz_text_name ); +#endif + MP4_READBOX_EXIT( 1 ); +} + +#if 0 +/* We can't easily call it, and anyway ~ 20 bytes lost isn't a real problem */ +static void MP4_FreeBox_sample_text( MP4_Box_t *p_box ) +{ + FREE( p_box->data.p_sample_text->psz_text_name ); +} +#endif + + +static int MP4_ReadBox_stsd( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_READBOX_ENTER( MP4_Box_data_stsd_t ); @@ -1322,12 +1338,12 @@ int MP4_ReadBox_stsd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_stsd->i_entry_count ); - MP4_SeekStream( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 8 ); + stream_Seek( p_stream, p_box->i_pos + MP4_BOX_HEADERSIZE( p_box ) + 8 ); MP4_ReadBoxContainerRaw( p_stream, p_box ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stsd\" entry-count %d", + msg_Dbg( p_stream, "read box: \"stsd\" entry-count %d", p_box->data.p_stsd->i_entry_count ); #endif @@ -1335,21 +1351,21 @@ int MP4_ReadBox_stsd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) } -int MP4_ReadBox_stsz( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stsz( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; + unsigned int i; MP4_READBOX_ENTER( MP4_Box_data_stsz_t ); - + MP4_GETVERSIONFLAGS( p_box->data.p_stsz ); - + MP4_GET4BYTES( p_box->data.p_stsz->i_sample_size ); MP4_GET4BYTES( p_box->data.p_stsz->i_sample_count ); - p_box->data.p_stsz->i_entry_size = - calloc( sizeof( u32 ), p_box->data.p_stsz->i_sample_count ); - + p_box->data.p_stsz->i_entry_size = + calloc( sizeof( uint32_t ), p_box->data.p_stsz->i_sample_count ); + if( !p_box->data.p_stsz->i_sample_size ) { for( i=0; (idata.p_stsz->i_sample_count)&&(i_read >= 4 ); i++ ) @@ -1357,10 +1373,9 @@ int MP4_ReadBox_stsz( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_stsz->i_entry_size[i] ); } } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stsz\" sample-size %d sample-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"stsz\" sample-size %d sample-count %d", p_box->data.p_stsz->i_sample_size, p_box->data.p_stsz->i_sample_count ); @@ -1368,27 +1383,27 @@ int MP4_ReadBox_stsz( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stsz( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stsz( MP4_Box_t *p_box ) { FREE( p_box->data.p_stsz->i_entry_size ); } -int MP4_ReadBox_stsc( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stsc( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_stsc_t ); MP4_GETVERSIONFLAGS( p_box->data.p_stsc ); - + MP4_GET4BYTES( p_box->data.p_stsc->i_entry_count ); - p_box->data.p_stsc->i_first_chunk = - calloc( sizeof( u32 ), p_box->data.p_stsc->i_entry_count ); - p_box->data.p_stsc->i_samples_per_chunk = - calloc( sizeof( u32 ), p_box->data.p_stsc->i_entry_count ); - p_box->data.p_stsc->i_sample_description_index = - calloc( sizeof( u32 ), p_box->data.p_stsc->i_entry_count ); + p_box->data.p_stsc->i_first_chunk = + calloc( sizeof( uint32_t ), p_box->data.p_stsc->i_entry_count ); + p_box->data.p_stsc->i_samples_per_chunk = + calloc( sizeof( uint32_t ), p_box->data.p_stsc->i_entry_count ); + p_box->data.p_stsc->i_sample_description_index = + calloc( sizeof( uint32_t ), p_box->data.p_stsc->i_entry_count ); for( i = 0; (i < p_box->data.p_stsc->i_entry_count )&&( i_read >= 12 );i++ ) { @@ -1396,99 +1411,106 @@ int MP4_ReadBox_stsc( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_stsc->i_samples_per_chunk[i] ); MP4_GET4BYTES( p_box->data.p_stsc->i_sample_description_index[i] ); } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stsc\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"stsc\" entry-count %d", p_box->data.p_stsc->i_entry_count ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stsc( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stsc( MP4_Box_t *p_box ) { FREE( p_box->data.p_stsc->i_first_chunk ); FREE( p_box->data.p_stsc->i_samples_per_chunk ); FREE( p_box->data.p_stsc->i_sample_description_index ); } -int MP4_ReadBox_stco_co64( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stco_co64( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_co64_t ); MP4_GETVERSIONFLAGS( p_box->data.p_co64 ); MP4_GET4BYTES( p_box->data.p_co64->i_entry_count ); - p_box->data.p_co64->i_chunk_offset = - calloc( sizeof( u64 ), p_box->data.p_co64->i_entry_count ); + p_box->data.p_co64->i_chunk_offset = + calloc( sizeof( uint64_t ), p_box->data.p_co64->i_entry_count ); - for( i = 0; (i < p_box->data.p_co64->i_entry_count )&&( i_read >= 8 ); i++ ) + for( i = 0; i < p_box->data.p_co64->i_entry_count; i++ ) { if( p_box->i_type == FOURCC_stco ) { + if( i_read < 4 ) + { + break; + } MP4_GET4BYTES( p_box->data.p_co64->i_chunk_offset[i] ); } else { + if( i_read < 8 ) + { + break; + } MP4_GET8BYTES( p_box->data.p_co64->i_chunk_offset[i] ); } } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"co64\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"co64\" entry-count %d", p_box->data.p_co64->i_entry_count ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stco_co64( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stco_co64( MP4_Box_t *p_box ) { FREE( p_box->data.p_co64->i_chunk_offset ); } -int MP4_ReadBox_stss( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stss( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - - MP4_READBOX_ENTER( MP4_Box_data_stss_t ); + unsigned int i; + + MP4_READBOX_ENTER( MP4_Box_data_stss_t ); MP4_GETVERSIONFLAGS( p_box->data.p_stss ); MP4_GET4BYTES( p_box->data.p_stss->i_entry_count ); - p_box->data.p_stss->i_sample_number = - calloc( sizeof( u32 ), p_box->data.p_stss->i_entry_count ); + p_box->data.p_stss->i_sample_number = + calloc( sizeof( uint32_t ), p_box->data.p_stss->i_entry_count ); for( i = 0; (i < p_box->data.p_stss->i_entry_count )&&( i_read >= 4 ); i++ ) { MP4_GET4BYTES( p_box->data.p_stss->i_sample_number[i] ); + /* XXX in libmp4 sample begin at 0 */ + p_box->data.p_stss->i_sample_number[i]--; } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stss\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"stss\" entry-count %d", p_box->data.p_stss->i_entry_count ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stss( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stss( MP4_Box_t *p_box ) { FREE( p_box->data.p_stss->i_sample_number ) } -int MP4_ReadBox_stsh( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stsh( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_stsh_t ); MP4_GETVERSIONFLAGS( p_box->data.p_stsh ); @@ -1496,11 +1518,11 @@ int MP4_ReadBox_stsh( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_stsh->i_entry_count ); - p_box->data.p_stsh->i_shadowed_sample_number = - calloc( sizeof( u32 ), p_box->data.p_stsh->i_entry_count ); + p_box->data.p_stsh->i_shadowed_sample_number = + calloc( sizeof( uint32_t ), p_box->data.p_stsh->i_entry_count ); - p_box->data.p_stsh->i_sync_sample_number = - calloc( sizeof( u32 ), p_box->data.p_stsh->i_entry_count ); + p_box->data.p_stsh->i_sync_sample_number = + calloc( sizeof( uint32_t ), p_box->data.p_stsh->i_entry_count ); for( i = 0; (i < p_box->data.p_stss->i_entry_count )&&( i_read >= 8 ); i++ ) @@ -1509,57 +1531,55 @@ int MP4_ReadBox_stsh( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_stsh->i_shadowed_sample_number[i] ); MP4_GET4BYTES( p_box->data.p_stsh->i_sync_sample_number[i] ); } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stsh\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"stsh\" entry-count %d", p_box->data.p_stsh->i_entry_count ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stsh( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stsh( MP4_Box_t *p_box ) { FREE( p_box->data.p_stsh->i_shadowed_sample_number ) FREE( p_box->data.p_stsh->i_sync_sample_number ) } -int MP4_ReadBox_stdp( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_stdp( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - - MP4_READBOX_ENTER( MP4_Box_data_stdp_t ); + unsigned int i; + + MP4_READBOX_ENTER( MP4_Box_data_stdp_t ); MP4_GETVERSIONFLAGS( p_box->data.p_stdp ); - p_box->data.p_stdp->i_priority = - calloc( sizeof( u16 ), i_read / 2 ); + p_box->data.p_stdp->i_priority = + calloc( sizeof( uint16_t ), i_read / 2 ); for( i = 0; i < i_read / 2 ; i++ ) { MP4_GET2BYTES( p_box->data.p_stdp->i_priority[i] ); } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stdp\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"stdp\" entry-count "I64Fd, i_read / 2 ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_stdp( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_stdp( MP4_Box_t *p_box ) { FREE( p_box->data.p_stdp->i_priority ) } -int MP4_ReadBox_padb( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_padb( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_padb_t ); MP4_GETVERSIONFLAGS( p_box->data.p_padb ); @@ -1567,14 +1587,14 @@ int MP4_ReadBox_padb( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_padb->i_sample_count ); - p_box->data.p_padb->i_reserved1 = - calloc( sizeof( u16 ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); - p_box->data.p_padb->i_pad2 = - calloc( sizeof( u16 ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); - p_box->data.p_padb->i_reserved2 = - calloc( sizeof( u16 ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); - p_box->data.p_padb->i_pad1 = - calloc( sizeof( u16 ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); + p_box->data.p_padb->i_reserved1 = + calloc( sizeof( uint16_t ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); + p_box->data.p_padb->i_pad2 = + calloc( sizeof( uint16_t ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); + p_box->data.p_padb->i_reserved2 = + calloc( sizeof( uint16_t ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); + p_box->data.p_padb->i_pad1 = + calloc( sizeof( uint16_t ), ( p_box->data.p_padb->i_sample_count + 1 ) / 2 ); for( i = 0; i < i_read / 2 ; i++ ) @@ -1586,17 +1606,16 @@ int MP4_ReadBox_padb( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) p_peek += 1; i_read -= 1; } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"stdp\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"stdp\" entry-count "I64Fd, i_read / 2 ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_padb( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_padb( MP4_Box_t *p_box ) { FREE( p_box->data.p_padb->i_reserved1 ); FREE( p_box->data.p_padb->i_pad2 ); @@ -1604,10 +1623,10 @@ void MP4_FreeBox_padb( input_thread_t *p_input, MP4_Box_t *p_box ) FREE( p_box->data.p_padb->i_pad1 ); } -int MP4_ReadBox_elst( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_elst( stream_t *p_stream, MP4_Box_t *p_box ) { - int i; - + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_padb_t ); MP4_GETVERSIONFLAGS( p_box->data.p_elst ); @@ -1616,13 +1635,13 @@ int MP4_ReadBox_elst( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_elst->i_entry_count ); p_box->data.p_elst->i_segment_duration = - calloc( sizeof( u64 ), p_box->data.p_elst->i_entry_count ); + calloc( sizeof( uint64_t ), p_box->data.p_elst->i_entry_count ); p_box->data.p_elst->i_media_time = - calloc( sizeof( u64 ), p_box->data.p_elst->i_entry_count ); + calloc( sizeof( int64_t ), p_box->data.p_elst->i_entry_count ); p_box->data.p_elst->i_media_rate_integer = - calloc( sizeof( u16 ), p_box->data.p_elst->i_entry_count ); - p_box->data.p_elst->i_media_rate_fraction= - calloc( sizeof( u16 ), p_box->data.p_elst->i_entry_count ); + calloc( sizeof( uint16_t ), p_box->data.p_elst->i_entry_count ); + p_box->data.p_elst->i_media_rate_fraction= + calloc( sizeof( uint16_t ), p_box->data.p_elst->i_entry_count ); for( i = 0; i < p_box->data.p_elst->i_entry_count; i++ ) @@ -1640,22 +1659,22 @@ int MP4_ReadBox_elst( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_elst->i_segment_duration[i] ); MP4_GET4BYTES( p_box->data.p_elst->i_media_time[i] ); + p_box->data.p_elst->i_media_time[i] = (int32_t)p_box->data.p_elst->i_media_time[i]; } MP4_GET2BYTES( p_box->data.p_elst->i_media_rate_integer[i] ); MP4_GET2BYTES( p_box->data.p_elst->i_media_rate_fraction[i] ); } - - -#ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"elst\" entry-count %d", + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, "read box: \"elst\" entry-count "I64Fd, i_read / 2 ); #endif MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_elst( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_elst( MP4_Box_t *p_box ) { FREE( p_box->data.p_elst->i_segment_duration ); FREE( p_box->data.p_elst->i_media_time ); @@ -1663,26 +1682,26 @@ void MP4_FreeBox_elst( input_thread_t *p_input, MP4_Box_t *p_box ) FREE( p_box->data.p_elst->i_media_rate_fraction ); } -int MP4_ReadBox_cprt( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_cprt( stream_t *p_stream, MP4_Box_t *p_box ) { - int i_language; - int i; - + unsigned int i_language; + unsigned int i; + MP4_READBOX_ENTER( MP4_Box_data_cprt_t ); MP4_GETVERSIONFLAGS( p_box->data.p_cprt ); - i_language = GetWBE( p_peek ); + i_language = GetWBE( p_peek ); for( i = 0; i < 3; i++ ) { - p_box->data.p_cprt->i_language[i] = + p_box->data.p_cprt->i_language[i] = ( ( i_language >> ( (2-i)*5 ) )&0x1f ) + 0x60; } - p_peek += 2; i_read -= 2; + p_peek += 2; i_read -= 2; MP4_GETSTRINGZ( p_box->data.p_cprt->psz_notice ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"cprt\" language %c%c%c notice %s", + msg_Dbg( p_stream, "read box: \"cprt\" language %c%c%c notice %s", p_box->data.p_cprt->i_language[0], p_box->data.p_cprt->i_language[1], p_box->data.p_cprt->i_language[2], @@ -1692,119 +1711,118 @@ int MP4_ReadBox_cprt( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_cprt( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_cprt( MP4_Box_t *p_box ) { FREE( p_box->data.p_cprt->psz_notice ); } -int MP4_ReadBox_dcom( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_dcom( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_READBOX_ENTER( MP4_Box_data_dcom_t ); - + MP4_GETFOURCC( p_box->data.p_dcom->i_algorithm ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, - "Read Box: \"dcom\" compression algorithm : %c%c%c%c", - ( p_box->data.p_dcom->i_algorithm )&0xff, - ( p_box->data.p_dcom->i_algorithm >> 8 )&0xff, - ( p_box->data.p_dcom->i_algorithm >> 16 )&0xff, - ( p_box->data.p_dcom->i_algorithm >> 24 )&0xff ); -#endif - + msg_Dbg( p_stream, + "read box: \"dcom\" compression algorithm : %4.4s", + (char*)&p_box->data.p_dcom->i_algorithm ); +#endif MP4_READBOX_EXIT( 1 ); } -int MP4_ReadBox_cmvd( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) +static int MP4_ReadBox_cmvd( stream_t *p_stream, MP4_Box_t *p_box ) { MP4_READBOX_ENTER( MP4_Box_data_cmvd_t ); - MP4_GET4BYTES( p_box->data.p_cmvd->i_uncompressed_size ); p_box->data.p_cmvd->i_compressed_size = i_read; - + if( !( p_box->data.p_cmvd->p_data = malloc( i_read ) ) ) { - msg_Dbg( p_stream->p_input, "Read Box: \"cmvd\" not enough memory to load data" ); + msg_Dbg( p_stream, "read box: \"cmvd\" not enough memory to load data" ); return( 1 ); } - + /* now copy compressed data */ memcpy( p_box->data.p_cmvd->p_data, p_peek, i_read); - + p_box->data.p_cmvd->b_compressed = 1; - + #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, "Read Box: \"cmvd\" compressed data size %d", + msg_Dbg( p_stream, "read box: \"cmvd\" compressed data size %d", p_box->data.p_cmvd->i_compressed_size ); -#endif - +#endif + MP4_READBOX_EXIT( 1 ); } -void MP4_FreeBox_cmvd( input_thread_t *p_input, MP4_Box_t *p_box ) +static void MP4_FreeBox_cmvd( MP4_Box_t *p_box ) { FREE( p_box->data.p_cmvd->p_data ); } -int MP4_ReadBox_cmov( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) + +static int MP4_ReadBox_cmov( stream_t *p_stream, MP4_Box_t *p_box ) { - MP4_Stream_t *p_stream_memory; - MP4_Box_t *p_umov; - MP4_Box_t *p_dcom; MP4_Box_t *p_cmvd; - z_stream z_data; - u8 *p_data; - + +#ifdef HAVE_ZLIB_H + stream_t *p_stream_memory; + z_stream z_data; + uint8_t *p_data; int i_result; +#endif if( !( p_box->data.p_cmov = malloc( sizeof( MP4_Box_data_cmov_t ) ) ) ) { - msg_Err( p_stream->p_input, "out of memory" ); - return( 0 ); + msg_Err( p_stream, "out of memory" ); + return 0; } memset( p_box->data.p_cmov, 0, sizeof( MP4_Box_data_cmov_t ) ); - - if( !( p_box->p_father )|| - ( p_box->p_father->i_type != FOURCC_moov ) ) + + if( !p_box->p_father || + ( p_box->p_father->i_type != FOURCC_moov && + p_box->p_father->i_type != FOURCC_foov ) ) { - msg_Warn( p_stream->p_input, "Read box: \"cmov\" box alone" ); - return( 1 ); + msg_Warn( p_stream, "Read box: \"cmov\" box alone" ); + return 1; } - if( !(i_result = MP4_ReadBoxContainer( p_stream, p_box ) ) ) + if( !MP4_ReadBoxContainer( p_stream, p_box ) ) { - return( 0 ); + return 0; } - - if( !( p_dcom = MP4_FindBox( p_box, FOURCC_dcom ) )|| - !( p_cmvd = MP4_FindBox( p_box, FOURCC_cmvd ) )|| - !( p_cmvd->data.p_cmvd->p_data ) ) + + if( ( p_dcom = MP4_BoxGet( p_box, "dcom" ) ) == NULL || + ( p_cmvd = MP4_BoxGet( p_box, "cmvd" ) ) == NULL || + p_cmvd->data.p_cmvd->p_data == NULL ) { - msg_Warn( p_stream->p_input, "Read Box: \"cmov\" incomplete" ); - return( 1 ); + msg_Warn( p_stream, "read box: \"cmov\" incomplete" ); + return 1; } if( p_dcom->data.p_dcom->i_algorithm != FOURCC_zlib ) { - msg_Dbg( p_stream->p_input, "Read Box: \"cmov\" compression algorithm : %c%c%c%c not supported", - ( p_dcom->data.p_dcom->i_algorithm )&0xff, - ( p_dcom->data.p_dcom->i_algorithm >> 8 )&0xff, - ( p_dcom->data.p_dcom->i_algorithm >> 16 )&0xff, - ( p_dcom->data.p_dcom->i_algorithm >> 24 )&0xff ); - return( 1 ); + msg_Dbg( p_stream, "read box: \"cmov\" compression algorithm : %4.4s " + "not supported", (char*)&p_dcom->data.p_dcom->i_algorithm ); + return 1; } - + +#ifndef HAVE_ZLIB_H + msg_Dbg( p_stream, "read box: \"cmov\" zlib unsupported" ); + return 1; + +#else /* decompress data */ /* allocate a new buffer */ if( !( p_data = malloc( p_cmvd->data.p_cmvd->i_uncompressed_size ) ) ) { - msg_Err( p_stream->p_input, - "Read Box: \"cmov\" not enough memory to uncompress data" ); - return( 1 ); + msg_Err( p_stream, "read box: \"cmov\" not enough memory to " + "uncompress data" ); + return 1; } /* init default structures */ z_data.next_in = p_cmvd->data.p_cmvd->p_data; @@ -1816,77 +1834,262 @@ int MP4_ReadBox_cmov( MP4_Stream_t *p_stream, MP4_Box_t *p_box ) z_data.opaque = (voidpf)Z_NULL; /* init zlib */ - if( ( i_result = inflateInit( &z_data ) ) != Z_OK ) + if( inflateInit( &z_data ) != Z_OK ) { - msg_Err( p_stream->p_input, - "Read Box: \"cmov\" error while uncompressing data" ); + msg_Err( p_stream, "read box: \"cmov\" error while uncompressing" ); free( p_data ); - return( 1 ); + return 1; } /* uncompress */ i_result = inflate( &z_data, Z_NO_FLUSH ); - if( ( i_result != Z_OK )&&( i_result != Z_STREAM_END ) ) + if( i_result != Z_OK && i_result != Z_STREAM_END ) { - msg_Err( p_stream->p_input, - "Read Box: \"cmov\" error while uncompressing data" ); + msg_Err( p_stream, "read box: \"cmov\" error while uncompressing" ); free( p_data ); - return( 1 ); + return 1; } if( p_cmvd->data.p_cmvd->i_uncompressed_size != z_data.total_out ) { - msg_Warn( p_stream->p_input, - "Read Box: \"cmov\" uncompressing data size mismatch" ); + msg_Warn( p_stream, "read box: \"cmov\" uncompressing data size " + "mismatch" ); } p_cmvd->data.p_cmvd->i_uncompressed_size = z_data.total_out; - /* close zlib */ - i_result = inflateEnd( &z_data ); - if( i_result != Z_OK ) + /* close zlib */ + if( inflateEnd( &z_data ) != Z_OK ) { - msg_Warn( p_stream->p_input, - "Read Box: \"cmov\" error while uncompressing data (ignored)" ); + msg_Warn( p_stream, "read box: \"cmov\" error while uncompressing " + "data (ignored)" ); } - free( p_cmvd->data.p_cmvd->p_data ); p_cmvd->data.p_cmvd->p_data = p_data; p_cmvd->data.p_cmvd->b_compressed = 0; - msg_Dbg( p_stream->p_input, - "Read Box: \"cmov\" box succesfully uncompressed" ); + msg_Dbg( p_stream, "read box: \"cmov\" box succesfully uncompressed" ); /* now create a memory stream */ - p_stream_memory = MP4_MemoryStream( p_stream->p_input, - p_cmvd->data.p_cmvd->i_uncompressed_size, - p_cmvd->data.p_cmvd->p_data ); + p_stream_memory = + stream_MemoryNew( VLC_OBJECT(p_stream), p_cmvd->data.p_cmvd->p_data, + p_cmvd->data.p_cmvd->i_uncompressed_size, VLC_TRUE ); /* and read uncompressd moov */ - p_umov = malloc( sizeof( MP4_Box_t ) ); - - i_result = MP4_ReadBox( p_stream_memory, p_umov, NULL ); - - p_box->data.p_cmov->p_moov = p_umov; - free( p_stream_memory ); + p_box->data.p_cmov->p_moov = MP4_ReadBox( p_stream_memory, NULL ); + + stream_Delete( p_stream_memory ); #ifdef MP4_VERBOSE - msg_Dbg( p_stream->p_input, - "Read Box: \"cmov\" compressed movie header completed" ); + msg_Dbg( p_stream, "read box: \"cmov\" compressed movie header completed"); #endif - return( i_result ); + + return p_box->data.p_cmov->p_moov ? 1 : 0; +#endif /* HAVE_ZLIB_H */ } +static int MP4_ReadBox_rdrf( stream_t *p_stream, MP4_Box_t *p_box ) +{ + uint32_t i_len; + MP4_READBOX_ENTER( MP4_Box_data_rdrf_t ); + + MP4_GETVERSIONFLAGS( p_box->data.p_rdrf ); + MP4_GETFOURCC( p_box->data.p_rdrf->i_ref_type ); + MP4_GET4BYTES( i_len ); + if( i_len > 0 ) + { + uint32_t i; + p_box->data.p_rdrf->psz_ref = malloc( i_len + 1); + for( i = 0; i < i_len; i++ ) + { + MP4_GET1BYTE( p_box->data.p_rdrf->psz_ref[i] ); + } + p_box->data.p_rdrf->psz_ref[i_len] = '\0'; + } + else + { + p_box->data.p_rdrf->psz_ref = NULL; + } + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, + "read box: \"rdrf\" type:%4.4s ref %s", + (char*)&p_box->data.p_rdrf->i_ref_type, + p_box->data.p_rdrf->psz_ref ); + +#endif + MP4_READBOX_EXIT( 1 ); +} + +static void MP4_FreeBox_rdrf( MP4_Box_t *p_box ) +{ + FREE( p_box->data.p_rdrf->psz_ref ) +} + + +static int MP4_ReadBox_rmdr( stream_t *p_stream, MP4_Box_t *p_box ) +{ + MP4_READBOX_ENTER( MP4_Box_data_rmdr_t ); + + MP4_GETVERSIONFLAGS( p_box->data.p_rmdr ); + + MP4_GET4BYTES( p_box->data.p_rmdr->i_rate ); + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, + "read box: \"rmdr\" rate:%d", + p_box->data.p_rmdr->i_rate ); +#endif + MP4_READBOX_EXIT( 1 ); +} + +static int MP4_ReadBox_rmqu( stream_t *p_stream, MP4_Box_t *p_box ) +{ + MP4_READBOX_ENTER( MP4_Box_data_rmqu_t ); + + MP4_GET4BYTES( p_box->data.p_rmqu->i_quality ); + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, + "read box: \"rmqu\" quality:%d", + p_box->data.p_rmqu->i_quality ); +#endif + MP4_READBOX_EXIT( 1 ); +} + +static int MP4_ReadBox_rmvc( stream_t *p_stream, MP4_Box_t *p_box ) +{ + MP4_READBOX_ENTER( MP4_Box_data_rmvc_t ); + MP4_GETVERSIONFLAGS( p_box->data.p_rmvc ); + + MP4_GETFOURCC( p_box->data.p_rmvc->i_gestaltType ); + MP4_GET4BYTES( p_box->data.p_rmvc->i_val1 ); + MP4_GET4BYTES( p_box->data.p_rmvc->i_val2 ); + MP4_GET2BYTES( p_box->data.p_rmvc->i_checkType ); + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, + "read box: \"rmvc\" gestaltType:%4.4s val1:0x%x val2:0x%x checkType:0x%x", + (char*)&p_box->data.p_rmvc->i_gestaltType, + p_box->data.p_rmvc->i_val1,p_box->data.p_rmvc->i_val2, + p_box->data.p_rmvc->i_checkType ); +#endif + + MP4_READBOX_EXIT( 1 ); +} + +static int MP4_ReadBox_drms( stream_t *p_stream, MP4_Box_t *p_box ) +{ + MP4_Box_t *p_drms_box = p_box; + + MP4_READBOX_ENTER( uint8_t ); + + do + { + p_drms_box = p_drms_box->p_father; + } while( p_drms_box && p_drms_box->i_type != FOURCC_drms ); + + if( p_drms_box && p_drms_box->data.p_sample_soun->p_drms ) + { + if( drms_init( p_drms_box->data.p_sample_soun->p_drms, + p_box->i_type, p_peek, i_read ) ) + { + msg_Err( p_stream, "drms_init( %4.4s ) failed", + (char *)&p_box->i_type ); + + drms_free( p_drms_box->data.p_sample_soun->p_drms ); + p_drms_box->data.p_sample_soun->p_drms = NULL; + } + } + + MP4_READBOX_EXIT( 1 ); +} + +static int MP4_ReadBox_0xa9xxx( stream_t *p_stream, MP4_Box_t *p_box ) +{ + int16_t i_length, i_dummy; + + MP4_READBOX_ENTER( MP4_Box_data_0xa9xxx_t ); + + p_box->data.p_0xa9xxx->psz_text = NULL; + + MP4_GET2BYTES( i_length ); + MP4_GET2BYTES( i_dummy ); + + if( i_length > 0 ) + { + if( i_length > i_read ) i_length = i_read; + + p_box->data.p_0xa9xxx->psz_text = malloc( i_length + 1 ); + + memcpy( p_box->data.p_0xa9xxx->psz_text, + p_peek, i_length ); + p_box->data.p_0xa9xxx->psz_text[i_length] = '\0'; + +#ifdef MP4_VERBOSE + msg_Dbg( p_stream, + "read box: \"%4.4s\" text=`%s'", + (char*)&p_box->i_type, + p_box->data.p_0xa9xxx->psz_text ); +#endif + } + + MP4_READBOX_EXIT( 1 ); +} +static void MP4_FreeBox_0xa9xxx( MP4_Box_t *p_box ) +{ + FREE( p_box->data.p_0xa9xxx->psz_text ); +} + +/* For generic */ +static int MP4_ReadBox_default( stream_t *p_stream, MP4_Box_t *p_box ) +{ + if( !p_box->p_father ) + { + goto unknown; + } + if( p_box->p_father->i_type == FOURCC_stsd ) + { + MP4_Box_t *p_mdia = MP4_BoxGet( p_box, "../../../.." ); + MP4_Box_t *p_hdlr; + + if( p_mdia == NULL || p_mdia->i_type != FOURCC_mdia || + (p_hdlr = MP4_BoxGet( p_mdia, "hdlr" )) == NULL ) + { + goto unknown; + } + switch( p_hdlr->data.p_hdlr->i_handler_type ) + { + case FOURCC_soun: + return MP4_ReadBox_sample_soun( p_stream, p_box ); + case FOURCC_vide: + return MP4_ReadBox_sample_vide( p_stream, p_box ); + case FOURCC_text: + return MP4_ReadBox_sample_text( p_stream, p_box ); + default: + msg_Warn( p_stream, + "unknown handler type in stsd (uncompletetly loaded)" ); + return 1; + } + } + +unknown: + msg_Warn( p_stream, + "unknown box type %4.4s (uncompletetly loaded)", + (char*)&p_box->i_type ); + + return 1; +} /**** ------------------------------------------------------------------- ****/ /**** "Higher level" Functions ****/ /**** ------------------------------------------------------------------- ****/ -static struct +static struct { - u32 i_type; - int (*MP4_ReadBox_function )( MP4_Stream_t *p_stream, MP4_Box_t *p_box ); - void (*MP4_FreeBox_function )( input_thread_t *p_input, MP4_Box_t *p_box ); + uint32_t i_type; + int (*MP4_ReadBox_function )( stream_t *p_stream, MP4_Box_t *p_box ); + void (*MP4_FreeBox_function )( MP4_Box_t *p_box ); } MP4_Box_Function [] = { /* Containers */ @@ -1901,13 +2104,17 @@ static struct { FOURCC_udta, MP4_ReadBoxContainer, MP4_FreeBox_Common }, { FOURCC_nmhd, MP4_ReadBoxContainer, MP4_FreeBox_Common }, { FOURCC_hnti, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_rmra, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_rmda, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_tref, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_gmhd, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_wave, MP4_ReadBoxContainer, MP4_FreeBox_Common }, /* specific box */ { FOURCC_ftyp, MP4_ReadBox_ftyp, MP4_FreeBox_ftyp }, { FOURCC_cmov, MP4_ReadBox_cmov, MP4_FreeBox_Common }, { FOURCC_mvhd, MP4_ReadBox_mvhd, MP4_FreeBox_Common }, { FOURCC_tkhd, MP4_ReadBox_tkhd, MP4_FreeBox_Common }, - { FOURCC_tref, MP4_ReadBox_tref, MP4_FreeBox_Common }, { FOURCC_mdhd, MP4_ReadBox_mdhd, MP4_FreeBox_Common }, { FOURCC_hdlr, MP4_ReadBox_hdlr, MP4_FreeBox_hdlr }, { FOURCC_vmhd, MP4_ReadBox_vmhd, MP4_FreeBox_Common }, @@ -1932,6 +2139,7 @@ static struct { FOURCC_esds, MP4_ReadBox_esds, MP4_FreeBox_esds }, { FOURCC_dcom, MP4_ReadBox_dcom, MP4_FreeBox_Common }, { FOURCC_cmvd, MP4_ReadBox_cmvd, MP4_FreeBox_cmvd }, + { FOURCC_avcC, MP4_ReadBox_avcC, MP4_FreeBox_avcC }, /* Nothing to do with this box */ { FOURCC_mdat, MP4_ReadBoxSkip, MP4_FreeBox_Common }, @@ -1940,64 +2148,147 @@ static struct { FOURCC_wide, MP4_ReadBoxSkip, MP4_FreeBox_Common }, /* for codecs */ - { FOURCC_soun, MP4_ReadBox_sample_soun, MP4_FreeBox_Common }, - { FOURCC__mp3, MP4_ReadBox_sample_soun, MP4_FreeBox_Common }, - { FOURCC_ms55, MP4_ReadBox_sample_soun, MP4_FreeBox_Common }, - { FOURCC_mp4a, MP4_ReadBox_sample_soun, MP4_FreeBox_Common }, - - { FOURCC_vide, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_mp4v, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_SVQ1, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_DIVX, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_h263, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_cvid, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_3IV1, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_3IV2, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_mjpa, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_mjpb, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - { FOURCC_mjqt, NULL, NULL }, /* found in mjpa/b */ - { FOURCC_mjht, NULL, NULL }, - - { FOURCC_jpeg, MP4_ReadBox_sample_vide, MP4_FreeBox_Common }, - - { FOURCC_mp4s, NULL, MP4_FreeBox_Common }, + { FOURCC_soun, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_ms02, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_ms11, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_ms55, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC__mp3, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_mp4a, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_twos, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_sowt, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_QDMC, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_QDM2, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_ima4, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_IMA4, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_dvi, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_alaw, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_ulaw, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_raw, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_MAC3, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_MAC6, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_Qclp, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_samr, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_sawb, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_OggS, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_alac, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + + { FOURCC_vide, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_mp4v, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_SVQ1, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_SVQ3, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_ZyGo, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_DIVX, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_XVID, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_h263, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_s263, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_cvid, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3IV1, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3iv1, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3IV2, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3iv2, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3IVD, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3ivd, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3VID, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_3vid, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_mjpa, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_mjpb, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_qdrw, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_mp2v, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_hdv2, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + + { FOURCC_mjqt, MP4_ReadBox_default, NULL }, /* found in mjpa/b */ + { FOURCC_mjht, MP4_ReadBox_default, NULL }, + + { FOURCC_dvc, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_dvp, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_VP31, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_vp31, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_h264, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + + { FOURCC_jpeg, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + { FOURCC_avc1, MP4_ReadBox_sample_vide, MP4_FreeBox_sample_vide }, + + { FOURCC_mp4s, MP4_ReadBox_sample_mp4s, MP4_FreeBox_Common }, /* XXX there is 2 box where we could find this entry stbl and tref*/ - { FOURCC_hint, NULL, MP4_FreeBox_Common }, + { FOURCC_hint, MP4_ReadBox_default, MP4_FreeBox_Common }, /* found in tref box */ - { FOURCC_dpnd, NULL, NULL }, - { FOURCC_ipir, NULL, NULL }, - { FOURCC_mpod, NULL, NULL }, - + { FOURCC_dpnd, MP4_ReadBox_default, NULL }, + { FOURCC_ipir, MP4_ReadBox_default, NULL }, + { FOURCC_mpod, MP4_ReadBox_default, NULL }, + /* found in hnti */ - { FOURCC_rtp, NULL, NULL }, - + { FOURCC_rtp, MP4_ReadBox_default, NULL }, + + /* found in rmra */ + { FOURCC_rdrf, MP4_ReadBox_rdrf, MP4_FreeBox_rdrf }, + { FOURCC_rmdr, MP4_ReadBox_rmdr, MP4_FreeBox_Common }, + { FOURCC_rmqu, MP4_ReadBox_rmqu, MP4_FreeBox_Common }, + { FOURCC_rmvc, MP4_ReadBox_rmvc, MP4_FreeBox_Common }, + + { FOURCC_drms, MP4_ReadBox_sample_soun, MP4_FreeBox_sample_soun }, + { FOURCC_sinf, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_schi, MP4_ReadBoxContainer, MP4_FreeBox_Common }, + { FOURCC_user, MP4_ReadBox_drms, MP4_FreeBox_Common }, + { FOURCC_key, MP4_ReadBox_drms, MP4_FreeBox_Common }, + { FOURCC_iviv, MP4_ReadBox_drms, MP4_FreeBox_Common }, + { FOURCC_name, MP4_ReadBox_drms, MP4_FreeBox_Common }, + { FOURCC_priv, MP4_ReadBox_drms, MP4_FreeBox_Common }, + + /* found in udta */ + { FOURCC_0xa9nam,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9aut,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9cpy,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9swr,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9inf,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9ART,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9dir,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9cmt,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9req,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9day,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9des,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9fmt,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9prd,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9prf,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9src,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9alb,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9dis,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9enc,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9gen,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9trk,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9dsa,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9hst,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9url,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9ope,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + { FOURCC_0xa9com,MP4_ReadBox_0xa9xxx, MP4_FreeBox_0xa9xxx }, + /* Last entry */ - - { 0, NULL, NULL } + { 0, MP4_ReadBox_default, NULL } }; /***************************************************************************** - * MP4_ReadBox : parse the actual box and the children + * MP4_ReadBox : parse the actual box and the children * XXX : Do not go to the next box *****************************************************************************/ -int MP4_ReadBox( MP4_Stream_t *p_stream, MP4_Box_t *p_box, MP4_Box_t *p_father ) +static MP4_Box_t *MP4_ReadBox( stream_t *p_stream, MP4_Box_t *p_father ) { - int i_result; - int i_index; - + MP4_Box_t *p_box = malloc( sizeof( MP4_Box_t ) ); + unsigned int i_index; + if( !MP4_ReadBoxCommon( p_stream, p_box ) ) { - msg_Warn( p_stream->p_input, "Cannot read one box" ); - return( 0 ); + msg_Warn( p_stream, "cannot read one box" ); + free( p_box ); + return NULL; } if( !p_box->i_size ) { - msg_Dbg( p_stream->p_input, "Found an empty box (null size)" ); - return( 0 ); + msg_Dbg( p_stream, "found an empty box (null size)" ); + free( p_box ); + return NULL; } p_box->p_father = p_father; @@ -2010,52 +2301,37 @@ int MP4_ReadBox( MP4_Stream_t *p_stream, MP4_Box_t *p_box, MP4_Box_t *p_father ) break; } } - if( MP4_Box_Function[i_index].MP4_ReadBox_function == NULL ) - { - msg_Warn( p_stream->p_input, - "Unknown box type %c%c%c%c (uncompletetly loaded)", - (p_box->i_type)&0xff, - (p_box->i_type>>8)&0xff, - (p_box->i_type>>16)&0xff, - (p_box->i_type>>24)&0xff ); - return( 1 ); - } - else - { - i_result = - (MP4_Box_Function[i_index].MP4_ReadBox_function)( p_stream, p_box ); - } - if( !MP4_GotoBox( p_stream, p_box ) ) + if( !(MP4_Box_Function[i_index].MP4_ReadBox_function)( p_stream, p_box ) ) { - return( 0 ); + free( p_box ); + return NULL; } - return( i_result ); + + return p_box; } /***************************************************************************** - * MP4_FreeBox : free memory after read with MP4_ReadBox and all + * MP4_FreeBox : free memory after read with MP4_ReadBox and all * the children *****************************************************************************/ -void MP4_FreeBox( input_thread_t *p_input, MP4_Box_t *p_box ) +void MP4_BoxFree( stream_t *s, MP4_Box_t *p_box ) { - int i_index; - - MP4_Box_t *p_child; - MP4_Box_t *p_next; + unsigned int i_index; + MP4_Box_t *p_child; if( !p_box ) { return; /* hehe */ } - p_child = p_box->p_first; - while( p_child ) + + for( p_child = p_box->p_first; p_child != NULL; ) { + MP4_Box_t *p_next; + p_next = p_child->p_next; - MP4_FreeBox( p_input, p_child ); - /* MP4_FreeBoxChildren have free all data expect p_child itself */ - free( p_child ); - p_child = p_next; + MP4_BoxFree( s, p_child ); + p_child = p_next; } /* Now search function to call */ @@ -2072,44 +2348,38 @@ void MP4_FreeBox( input_thread_t *p_input, MP4_Box_t *p_box ) if( MP4_Box_Function[i_index].MP4_FreeBox_function == NULL ) { /* Should not happen */ - msg_Warn( p_input, - "cannot free box %c%c%c%c, type unknown", - (p_box->i_type)&0xff, - (p_box->i_type >> 8)&0xff, - (p_box->i_type >> 16)&0xff, - (p_box->i_type >> 24)&0xff ); + msg_Warn( s, + "cannot free box %4.4s, type unknown", + (char*)&p_box->i_type ); } else { - MP4_Box_Function[i_index].MP4_FreeBox_function( p_input, p_box ); + MP4_Box_Function[i_index].MP4_FreeBox_function( p_box ); } free( p_box->data.p_data ); - p_box->data.p_data = NULL; } - p_box->p_first = NULL; - p_box->p_last = NULL; - + free( p_box ); } /***************************************************************************** - * MP4_ReadRoot : Parse the entire file, and create all boxes in memory + * MP4_BoxGetRoot : Parse the entire file, and create all boxes in memory ***************************************************************************** - * The first box is a virtual box "root" and is the father for all first + * The first box is a virtual box "root" and is the father for all first * level boxes for the file, a sort of virtual contener *****************************************************************************/ -int MP4_ReadBoxRoot( input_thread_t *p_input, MP4_Box_t *p_root ) +MP4_Box_t *MP4_BoxGetRoot( stream_t *s ) { - - MP4_Stream_t *p_stream; + MP4_Box_t *p_root; + stream_t *p_stream; int i_result; - - MP4_SeekAbsolute( p_input, 0 ); /* Go to the begining */ + + p_root = malloc( sizeof( MP4_Box_t ) ); p_root->i_pos = 0; p_root->i_type = VLC_FOURCC( 'r', 'o', 'o', 't' ); p_root->i_shortsize = 1; - p_root->i_size = p_input->stream.p_selected_area->i_size; + p_root->i_size = stream_Size( s ); CreateUUID( &p_root->i_uuid, p_root->i_type ); p_root->data.p_data = NULL; @@ -2117,27 +2387,27 @@ int MP4_ReadBoxRoot( input_thread_t *p_input, MP4_Box_t *p_root ) p_root->p_first = NULL; p_root->p_last = NULL; p_root->p_next = NULL; - - p_stream = MP4_InputStream( p_input ); - + + p_stream = s; + i_result = MP4_ReadBoxContainerRaw( p_stream, p_root ); - free( p_stream ); - if( i_result ) { - MP4_Box_t *p_child; + MP4_Box_t *p_child; MP4_Box_t *p_moov; MP4_Box_t *p_cmov; - /* check if there is a cmov, if so replace + /* check if there is a cmov, if so replace compressed moov by uncompressed one */ - if( ( p_moov = MP4_FindBox( p_root, FOURCC_moov ) )&& - ( p_cmov = MP4_FindBox( p_moov, FOURCC_cmov ) ) ) + if( ( ( p_moov = MP4_BoxGet( p_root, "moov" ) ) && + ( p_cmov = MP4_BoxGet( p_root, "moov/cmov" ) ) ) || + ( ( p_moov = MP4_BoxGet( p_root, "foov" ) ) && + ( p_cmov = MP4_BoxGet( p_root, "foov/cmov" ) ) ) ) { /* rename the compressed moov as a box to skip */ p_moov->i_type = FOURCC_skip; - + /* get uncompressed p_moov */ p_moov = p_cmov->data.p_cmov->p_moov; p_cmov->data.p_cmov->p_moov = NULL; @@ -2150,158 +2420,290 @@ int MP4_ReadBoxRoot( input_thread_t *p_input, MP4_Box_t *p_root ) p_root->p_first = p_moov; } } - return( i_result ); + + return p_root; } -static void __MP4_DumpBoxStructure( input_thread_t *p_input, - MP4_Box_t *p_box, int i_level ) +static void __MP4_BoxDumpStructure( stream_t *s, + MP4_Box_t *p_box, unsigned int i_level ) { MP4_Box_t *p_child; if( !i_level ) { - msg_Dbg( p_input, "Dumping root Box \"%c%c%c%c \"", - (p_box->i_type ) &0xff, - (p_box->i_type >>8 ) &0xff, - (p_box->i_type >>16 ) &0xff, - (p_box->i_type >>24) &0xff ); + msg_Dbg( s, "dumping root Box \"%4.4s\"", + (char*)&p_box->i_type ); } else { char str[512]; - int i; - memset( str, (u8)' ', 512 ); + unsigned int i; + memset( str, (uint8_t)' ', 512 ); for( i = 0; i < i_level; i++ ) { str[i*5] = '|'; } - sprintf( str + i_level * 5, "+ %c%c%c%c size %d", - (p_box->i_type ) &0xff, - (p_box->i_type>>8 ) &0xff, - (p_box->i_type>>16 ) &0xff, - (p_box->i_type>>24 ) &0xff, - (u32)p_box->i_size ); - - msg_Dbg( p_input, "%s", str ); + sprintf( str + i_level * 5, "+ %4.4s size %d", + (char*)&p_box->i_type, + (uint32_t)p_box->i_size ); + + msg_Dbg( s, "%s", str ); } p_child = p_box->p_first; while( p_child ) { - __MP4_DumpBoxStructure( p_input, p_child, i_level + 1 ); + __MP4_BoxDumpStructure( s, p_child, i_level + 1 ); p_child = p_child->p_next; } - } -void MP4_DumpBoxStructure( input_thread_t *p_input, MP4_Box_t *p_box ) +void MP4_BoxDumpStructure( stream_t *s, MP4_Box_t *p_box ) { - __MP4_DumpBoxStructure( p_input, p_box, 0 ); + __MP4_BoxDumpStructure( s, p_box, 0 ); } + /***************************************************************************** - * MP4_CountBox: given a box, count how many child have the requested type - * FIXME : support GUUID + ***************************************************************************** + ** + ** High level methods to acces an MP4 file + ** + ***************************************************************************** *****************************************************************************/ -int MP4_CountBox( MP4_Box_t *p_box, u32 i_type ) +static void __get_token( char **ppsz_path, char **ppsz_token, int *pi_number ) { - int i_count; - MP4_Box_t *p_child; - - if( !p_box ) + size_t i_len ; + if( !*ppsz_path[0] ) { - return( 0 ); + *ppsz_token = NULL; + *pi_number = 0; + return; } - - i_count = 0; - p_child = p_box->p_first; - while( p_child ) + i_len = 0; + while( (*ppsz_path)[i_len] && + (*ppsz_path)[i_len] != '/' && (*ppsz_path)[i_len] != '[' ) { - if( p_child->i_type == i_type ) - { - i_count++; - } - p_child = p_child->p_next; + i_len++; } - - return( i_count ); -} + if( !i_len && **ppsz_path == '/' ) + { + i_len = 1; + } + *ppsz_token = malloc( i_len + 1 ); + memcpy( *ppsz_token, *ppsz_path, i_len ); -/***************************************************************************** - * MP4_FindBox: find first box with i_type child of p_box - * return NULL if not found - *****************************************************************************/ + (*ppsz_token)[i_len] = '\0'; -MP4_Box_t *MP4_FindBox( MP4_Box_t *p_box, u32 i_type ) -{ - MP4_Box_t *p_child; - - if( !p_box ) - { - return( NULL ); - } + *ppsz_path += i_len; - p_child = p_box->p_first; - while( p_child ) + if( **ppsz_path == '[' ) { - if( p_child->i_type == i_type ) - { - return( p_child ); + (*ppsz_path)++; + *pi_number = strtol( *ppsz_path, NULL, 10 ); + while( **ppsz_path && **ppsz_path != ']' ) + { + (*ppsz_path)++; } - p_child = p_child->p_next; + if( **ppsz_path == ']' ) + { + (*ppsz_path)++; + } + } + else + { + *pi_number = 0; + } + while( **ppsz_path == '/' ) + { + (*ppsz_path)++; } - - return( NULL ); } - -/***************************************************************************** - * MP4_FindNextBox: find next box with thesame type and at the same level - * than p_box - *****************************************************************************/ -MP4_Box_t *MP4_FindNextBox( MP4_Box_t *p_box ) +static void __MP4_BoxGet( MP4_Box_t **pp_result, + MP4_Box_t *p_box, char *psz_fmt, va_list args) { - MP4_Box_t *p_next; - + char *psz_path; + if( !p_box ) { - return( NULL ); + *pp_result = NULL; + return; } - p_next = p_box->p_next; - while( p_next ) + vasprintf( &psz_path, psz_fmt, args ); + + if( !psz_path || !psz_path[0] ) + { + FREE( psz_path ); + *pp_result = NULL; + return; + } + +// fprintf( stderr, "path:'%s'\n", psz_path ); + psz_fmt = psz_path; /* keep this pointer, as it need to be unallocated */ + for( ; ; ) { - if( p_next->i_type == p_box->i_type ) + char *psz_token; + int i_number; + + __get_token( &psz_path, &psz_token, &i_number ); +// fprintf( stderr, "path:'%s', token:'%s' n:%d\n", +// psz_path,psz_token,i_number ); + if( !psz_token ) + { + FREE( psz_token ); + free( psz_fmt ); + *pp_result = p_box; + return; + } + else + if( !strcmp( psz_token, "/" ) ) + { + /* Find root box */ + while( p_box && p_box->i_type != VLC_FOURCC( 'r', 'o', 'o', 't' ) ) + { + p_box = p_box->p_father; + } + if( !p_box ) + { + free( psz_token ); + free( psz_fmt ); + *pp_result = NULL; + return; + } + } + else + if( !strcmp( psz_token, "." ) ) + { + /* Do nothing */ + } + else + if( !strcmp( psz_token, ".." ) ) + { + p_box = p_box->p_father; + if( !p_box ) + { + free( psz_token ); + free( psz_fmt ); + *pp_result = NULL; + return; + } + } + else + if( strlen( psz_token ) == 4 ) + { + uint32_t i_fourcc; + i_fourcc = VLC_FOURCC( psz_token[0], psz_token[1], + psz_token[2], psz_token[3] ); + p_box = p_box->p_first; + for( ; ; ) + { + if( !p_box ) + { + free( psz_token ); + free( psz_fmt ); + *pp_result = NULL; + return; + } + if( p_box->i_type == i_fourcc ) + { + if( !i_number ) + { + break; + } + i_number--; + } + p_box = p_box->p_next; + } + } + else + if( strlen( psz_token ) == 0 ) { - return( p_next ); + p_box = p_box->p_first; + for( ; ; ) + { + if( !p_box ) + { + free( psz_token ); + free( psz_fmt ); + *pp_result = NULL; + return; + } + if( !i_number ) + { + break; + } + i_number--; + p_box = p_box->p_next; + } } - p_next = p_next->p_next; + else + { +// fprintf( stderr, "Argg malformed token \"%s\"",psz_token ); + FREE( psz_token ); + free( psz_fmt ); + *pp_result = NULL; + return; + } + + free( psz_token ); } - return( NULL ); } /***************************************************************************** - * MP4_FindNbBox: find the box i_number + * MP4_BoxGet: find a box given a path relative to p_box + ***************************************************************************** + * Path Format: . .. / as usual + * [number] to specifie box number ex: trak[12] + * + * ex: /moov/trak[12] + * ../mdia *****************************************************************************/ -MP4_Box_t *MP4_FindNbBox( MP4_Box_t *p_box, u32 i_number ) +MP4_Box_t *MP4_BoxGet( MP4_Box_t *p_box, char *psz_fmt, ... ) { - MP4_Box_t *p_child = p_box->p_first; - - if( !p_child ) + va_list args; + MP4_Box_t *p_result; + + va_start( args, psz_fmt ); + __MP4_BoxGet( &p_result, p_box, psz_fmt, args ); + va_end( args ); + + return( p_result ); +} + +/***************************************************************************** + * MP4_BoxCount: count box given a path relative to p_box + ***************************************************************************** + * Path Format: . .. / as usual + * [number] to specifie box number ex: trak[12] + * + * ex: /moov/trak[12] + * ../mdia + *****************************************************************************/ +int MP4_BoxCount( MP4_Box_t *p_box, char *psz_fmt, ... ) +{ + va_list args; + int i_count; + MP4_Box_t *p_result, *p_next; + + va_start( args, psz_fmt ); + __MP4_BoxGet( &p_result, p_box, psz_fmt, args ); + va_end( args ); + if( !p_result ) { - return( NULL ); + return( 0 ); } - while( i_number ) + i_count = 1; + for( p_next = p_result->p_next; p_next != NULL; p_next = p_next->p_next) { - if( !( p_child = p_child->p_next ) ) + if( p_next->i_type == p_result->i_type) { - return( NULL ); + i_count++; } - i_number--; } - return( p_child ); + return( i_count ); } -