X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fdemux%2Fogg.c;h=a2629a59662c0ea6e1bea539a3bc1396dc752de9;hb=7614ebe643b599e22796df602f9c4e3993b05706;hp=455d01d5f8d3ccbbf6b4b49d1ccbd11715bcfcaa;hpb=ae1b0c7f7a47e4dc822b0a7dab769f703a042c1e;p=vlc diff --git a/modules/demux/ogg.c b/modules/demux/ogg.c index 455d01d5f8..a2629a5966 100644 --- a/modules/demux/ogg.c +++ b/modules/demux/ogg.c @@ -1,16 +1,16 @@ /***************************************************************************** * ogg.c : ogg stream input module for vlc ***************************************************************************** - * Copyright (C) 2001 VideoLAN - * $Id: ogg.c,v 1.20 2003/03/14 00:24:08 sigmunau Exp $ + * Copyright (C) 2001-2003 VideoLAN + * $Id: ogg.c,v 1.48 2003/11/27 04:11:40 fenrir Exp $ * * Authors: Gildas Bazin - * + * * 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 @@ -24,36 +24,29 @@ /***************************************************************************** * Preamble *****************************************************************************/ -#include /* malloc(), free() */ -#include - #include #include -#include - #include -#include /* BITMAPINFOHEADER, WAVEFORMATEX */ +#include "codecs.h" +#include "vlc_bits.h" #define OGG_BLOCK_SIZE 4096 -#define PAGES_READ_ONCE 1 /***************************************************************************** - * Definitions of structures and functions used by this plugins + * Definitions of structures and functions used by this plugins *****************************************************************************/ typedef struct logical_stream_s { ogg_stream_state os; /* logical stream of packets */ - int i_serial_no; - int i_cat; /* AUDIO_ES, VIDEO_ES */ - int i_activated; - vlc_fourcc_t i_fourcc; - vlc_fourcc_t i_codec; + es_format_t fmt; + es_out_id_t *p_es; + double f_rate; - es_descriptor_t *p_es; - int b_selected; /* newly selected */ + int i_serial_no; + int b_activated; /* the header of some logical streams (eg vorbis) contain essential * data for the decoder. We back them up here in case we need to re-feed @@ -66,15 +59,10 @@ typedef struct logical_stream_s * granulepos */ mtime_t i_pcr; mtime_t i_interpolated_pcr; + mtime_t i_previous_pcr; - /* info from logical streams */ - double f_rate; - int i_bitrate; + /* Misc */ int b_reinit; - - /* codec specific stuff */ - BITMAPINFOHEADER *p_bih; - WAVEFORMATEX *p_wf; int i_theora_keyframe_granule_shift; } logical_stream_t; @@ -86,18 +74,13 @@ struct demux_sys_t int i_streams; /* number of logical bitstreams */ logical_stream_t **pp_stream; /* pointer to an array of logical streams */ - /* current audio and video es */ - logical_stream_t *p_stream_video; - logical_stream_t *p_stream_audio; - logical_stream_t *p_stream_spu; - /* program clock reference (in units of 90kHz) derived from the pcr of * the sub-streams */ mtime_t i_pcr; - - mtime_t i_length; - int b_seekable; int b_reinit; + + /* stream state */ + int i_eos; }; /* OggDS headers for the new header format (used in ogm files) */ @@ -106,7 +89,7 @@ typedef struct stream_header_video ogg_int32_t width; ogg_int32_t height; } stream_header_video; - + typedef struct stream_header_audio { ogg_int16_t channels; @@ -144,32 +127,13 @@ typedef struct stream_header #define PACKET_LEN_BITS2 0x02 #define PACKET_IS_SYNCPOINT 0x08 -/* Some functions to manipulate memory */ -static uint16_t GetWLE( uint8_t *p_buff ) -{ - return( (p_buff[0]) + ( p_buff[1] <<8 ) ); -} - -static uint32_t GetDWLE( uint8_t *p_buff ) -{ - return( p_buff[0] + ( p_buff[1] <<8 ) + - ( p_buff[2] <<16 ) + ( p_buff[3] <<24 ) ); -} - -static uint64_t GetQWLE( uint8_t *p_buff ) -{ - return( GetDWLE( p_buff ) + ( ((uint64_t)GetDWLE( p_buff + 4 )) << 32 ) ); -} /***************************************************************************** * Local prototypes *****************************************************************************/ static int Activate ( vlc_object_t * ); static void Deactivate( vlc_object_t * ); static int Demux ( input_thread_t * ); - -/* Stream managment */ -static int Ogg_StreamStart ( input_thread_t *, demux_sys_t *, int ); -static void Ogg_StreamStop ( input_thread_t *, demux_sys_t *, int ); +static int Control ( input_thread_t *, int, va_list ); /* Bitstream manipulation */ static int Ogg_Check ( input_thread_t *p_input ); @@ -177,89 +141,27 @@ static int Ogg_ReadPage ( input_thread_t *, demux_sys_t *, ogg_page * ); static void Ogg_UpdatePCR ( logical_stream_t *, ogg_packet * ); static void Ogg_DecodePacket ( input_thread_t *p_input, logical_stream_t *p_stream, ogg_packet * ); -static int Ogg_FindLogicalStreams( input_thread_t *p_input, - demux_sys_t *p_ogg ); + +static int Ogg_BeginningOfStream( input_thread_t *p_input, demux_sys_t *p_ogg); +static int Ogg_FindLogicalStreams( input_thread_t *p_input,demux_sys_t *p_ogg); +static void Ogg_EndOfStream( input_thread_t *p_input, demux_sys_t *p_ogg ); /***************************************************************************** * Module descriptor *****************************************************************************/ vlc_module_begin(); - set_description( _("ogg stream demux" ) ); + set_description( _("ogg stream demuxer" ) ); set_capability( "demux", 50 ); set_callbacks( Activate, Deactivate ); add_shortcut( "ogg" ); vlc_module_end(); -/***************************************************************************** - * Stream managment - *****************************************************************************/ -static int Ogg_StreamStart( input_thread_t *p_input, - demux_sys_t *p_ogg, int i_stream ) -{ -#define p_stream p_ogg->pp_stream[i_stream] - if( !p_stream->p_es ) - { - msg_Warn( p_input, "stream[%d] unselectable", i_stream ); - return( 0 ); - } - if( p_stream->i_activated ) - { - msg_Warn( p_input, "stream[%d] already selected", i_stream ); - return( 1 ); - } - - if( !p_stream->p_es->p_decoder_fifo ) - { - vlc_mutex_lock( &p_input->stream.stream_lock ); - input_SelectES( p_input, p_stream->p_es ); - vlc_mutex_unlock( &p_input->stream.stream_lock ); - } - p_stream->i_activated = p_stream->p_es->p_decoder_fifo ? 1 : 0; - - /* Feed the backup header to the decoder */ - if( !p_stream->b_force_backup ) - { - int i; - for( i = 0; i < p_stream->i_packets_backup; i++ ) - { - Ogg_DecodePacket( p_input, p_stream, - &p_stream->p_packets_backup[i] ); - } - } - - return( p_stream->i_activated ); -#undef p_stream -} - -static void Ogg_StreamStop( input_thread_t *p_input, - demux_sys_t *p_ogg, int i_stream ) -{ -#define p_stream p_ogg->pp_stream[i_stream] - - if( !p_stream->i_activated ) - { - msg_Warn( p_input, "stream[%d] already unselected", i_stream ); - return; - } - - if( p_stream->p_es->p_decoder_fifo ) - { - vlc_mutex_lock( &p_input->stream.stream_lock ); - input_UnselectES( p_input, p_stream->p_es ); - vlc_mutex_unlock( &p_input->stream.stream_lock ); - } - - p_stream->i_activated = 0; - -#undef p_stream -} - /**************************************************************************** * Ogg_Check: Check we are dealing with an ogg stream. ****************************************************************************/ static int Ogg_Check( input_thread_t *p_input ) { - u8 *p_peek; + uint8_t *p_peek; int i_size = input_Peek( p_input, &p_peek, 4 ); /* Check for the Ogg capture pattern */ @@ -308,11 +210,10 @@ static int Ogg_ReadPage( input_thread_t *p_input, demux_sys_t *p_ogg, static void Ogg_UpdatePCR( logical_stream_t *p_stream, ogg_packet *p_oggpacket ) { - - /* Convert the next granulepos into a pcr */ + /* Convert the granulepos into a pcr */ if( p_oggpacket->granulepos >= 0 ) { - if( p_stream->i_fourcc != VLC_FOURCC( 't','h','e','o' ) ) + if( p_stream->fmt.i_codec != VLC_FOURCC( 't','h','e','o' ) ) { p_stream->i_pcr = p_oggpacket->granulepos * 90000 / p_stream->f_rate; @@ -332,18 +233,16 @@ static void Ogg_UpdatePCR( logical_stream_t *p_stream, } else { - /* FIXME: ffmpeg doesn't like null pts */ - if( p_stream->i_cat == VIDEO_ES ) - /* 1 frame per packet */ - p_stream->i_pcr += (90000 / p_stream->f_rate); - else - p_stream->i_pcr = -1; + p_stream->i_pcr = -1; /* no granulepos available, try to interpolate the pcr. * If we can't then don't touch the old value. */ - if( p_stream->i_bitrate ) + if( p_stream->fmt.i_cat == VIDEO_ES ) + /* 1 frame per packet */ + p_stream->i_interpolated_pcr += (90000 / p_stream->f_rate); + else if( p_stream->fmt.i_bitrate ) p_stream->i_interpolated_pcr += ( p_oggpacket->bytes * 90000 - / p_stream->i_bitrate / 8 ); + / p_stream->fmt.i_bitrate / 8 ); } } @@ -354,16 +253,87 @@ static void Ogg_DecodePacket( input_thread_t *p_input, logical_stream_t *p_stream, ogg_packet *p_oggpacket ) { - pes_packet_t *p_pes; - data_packet_t *p_data; - vlc_bool_t b_trash = VLC_FALSE; + block_t *p_block; + vlc_bool_t b_selected; int i_header_len = 0; + mtime_t i_pts; + + /* Sanity check */ + if( !p_oggpacket->bytes ) + { + msg_Dbg( p_input, "discarding 0 sized packet" ); + return; + } if( p_stream->b_force_backup ) { - /* Backup the ogg packet (likely an header packet) */ ogg_packet *p_packet_backup; p_stream->i_packets_backup++; + switch( p_stream->fmt.i_codec ) + { + case VLC_FOURCC( 'v','o','r','b' ): + case VLC_FOURCC( 's','p','x',' ' ): + case VLC_FOURCC( 't','h','e','o' ): + if( p_stream->i_packets_backup == 3 ) p_stream->b_force_backup = 0; + break; + + case VLC_FOURCC( 'f','l','a','c' ): + if( p_stream->i_packets_backup == 1 ) return; + else if( p_stream->i_packets_backup == 2 ) + { + /* Parse the STREAMINFO metadata */ + bs_t s; + bs_init( &s, p_oggpacket->packet, p_oggpacket->bytes ); + bs_read( &s, 1 ); + if( bs_read( &s, 7 ) == 0 ) + { + if( bs_read( &s, 24 ) >= 34 /*size STREAMINFO*/ ) + { + bs_skip( &s, 80 ); + p_stream->f_rate = p_stream->fmt.audio.i_rate = + bs_read( &s, 20 ); + p_stream->fmt.audio.i_channels = + bs_read( &s, 3 ) + 1; + + msg_Dbg( p_input, "Flac header, channels: %i, rate: %i", + p_stream->fmt.audio.i_channels, + (int)p_stream->f_rate ); + } + else + { + msg_Dbg( p_input, "FLAC STREAMINFO metadata too short" ); + } + + /* Store STREAMINFO for the decoder and packetizer */ + p_stream->fmt.i_extra = p_oggpacket->bytes + 4; + p_stream->fmt.p_extra = malloc( p_stream->fmt.i_extra ); + memcpy( p_stream->fmt.p_extra, "fLaC", 4); + memcpy( ((uint8_t *)p_stream->fmt.p_extra) + 4, + p_oggpacket->packet, p_oggpacket->bytes ); + + /* Fake this as the last metadata block */ + ((uint8_t*)p_stream->fmt.p_extra)[4] |= 0x80; + + p_stream->p_es = es_out_Add( p_input->p_es_out, + &p_stream->fmt ); + } + else + { + /* This ain't a STREAMINFO metadata */ + msg_Dbg( p_input, "Invalid FLAC STREAMINFO metadata" ); + } + p_stream->b_force_backup = 0; + p_stream->i_packets_backup = 0; + return; + } + break; + + default: + p_stream->b_force_backup = 0; + break; + } + + /* Backup the ogg packet (likely an header packet) */ p_stream->p_packets_backup = realloc( p_stream->p_packets_backup, p_stream->i_packets_backup * sizeof(ogg_packet) ); @@ -373,103 +343,161 @@ static void Ogg_DecodePacket( input_thread_t *p_input, p_packet_backup->bytes = p_oggpacket->bytes; p_packet_backup->granulepos = p_oggpacket->granulepos; + + if( p_oggpacket->granulepos >= 0 ) + { + /* Because of vorbis granulepos scheme we must set the pcr for the + * 1st header packet so it doesn't get discarded in the + * packetizer */ + Ogg_UpdatePCR( p_stream, p_oggpacket ); + } + p_packet_backup->packet = malloc( p_oggpacket->bytes ); if( !p_packet_backup->packet ) return; memcpy( p_packet_backup->packet, p_oggpacket->packet, p_oggpacket->bytes ); + } + + /* Check the ES is selected */ + es_out_Control( p_input->p_es_out, ES_OUT_GET_ES_STATE, + p_stream->p_es, &b_selected ); - switch( p_stream->i_fourcc ) + if( b_selected && !p_stream->b_activated ) + { + p_stream->b_activated = VLC_TRUE; + + /* Newly activated stream, feed the backup headers to the decoder */ + if( !p_stream->b_force_backup ) { - case VLC_FOURCC( 'v','o','r','b' ): - if( p_stream->i_packets_backup == 3 ) p_stream->b_force_backup = 0; - break; + int i; + for( i = 0; i < p_stream->i_packets_backup; i++ ) + { + /* Set correct starting date in header packets */ + p_stream->p_packets_backup[i].granulepos = + p_stream->i_interpolated_pcr * p_stream->f_rate / 90000; - default: - p_stream->b_force_backup = 0; - break; + Ogg_DecodePacket( p_input, p_stream, + &p_stream->p_packets_backup[i] ); + } } } - vlc_mutex_lock( &p_input->stream.control.control_lock ); - if( p_stream->i_cat == AUDIO_ES && p_input->stream.control.b_mute ) + /* Convert the pcr into a pts */ + if( p_stream->fmt.i_codec == VLC_FOURCC( 'v','o','r','b' ) || + p_stream->fmt.i_codec == VLC_FOURCC( 's','p','x',' ' ) || + p_stream->fmt.i_codec == VLC_FOURCC( 'f','l','a','c' ) ) { - b_trash = VLC_TRUE; - } - vlc_mutex_unlock( &p_input->stream.control.control_lock ); + if( p_stream->i_pcr >= 0 ) + { + /* This is for streams where the granulepos of the header packets + * doesn't match these of the data packets (eg. ogg web radios). */ + if( p_stream->i_previous_pcr == 0 && + p_stream->i_pcr > 3 * DEFAULT_PTS_DELAY * 9/100 ) + p_input->stream.p_selected_program->i_synchro_state = + SYNCHRO_REINIT; + + p_stream->i_previous_pcr = p_stream->i_pcr; + + /* Call the pace control */ + if( p_input->stream.p_selected_program->i_synchro_state == + SYNCHRO_REINIT ) + input_ClockManageRef( p_input, + p_input->stream.p_selected_program, + p_stream->i_pcr ); + } - if( !p_stream->p_es->p_decoder_fifo || b_trash ) + /* The granulepos is the end date of the sample */ + i_pts = ( p_stream->i_pcr < 0 ) ? 0 : + input_ClockGetTS( p_input, p_input->stream.p_selected_program, + p_stream->i_pcr ); + + /* Convert the granulepos into the next pcr */ + Ogg_UpdatePCR( p_stream, p_oggpacket ); + } + else { - /* This stream isn't currently selected so we don't need to decode it, - * but we do need to store its pcr as it might be selected later on. */ + /* Convert the granulepos into the current pcr */ Ogg_UpdatePCR( p_stream, p_oggpacket ); - return; + if( p_stream->i_pcr >= 0 ) + { + /* This is for streams where the granulepos of the header packets + * doesn't match these of the data packets (eg. ogg web radios). */ + if( p_stream->i_previous_pcr == 0 && + p_stream->i_pcr > 3 * DEFAULT_PTS_DELAY * 9/100 ) + p_input->stream.p_selected_program->i_synchro_state = + SYNCHRO_REINIT; + + p_stream->i_previous_pcr = p_stream->i_pcr; + + /* Call the pace control */ + if( p_input->stream.p_selected_program->i_synchro_state == + SYNCHRO_REINIT ) + input_ClockManageRef( p_input, + p_input->stream.p_selected_program, + p_stream->i_pcr ); + } + + /* The granulepos is the start date of the sample */ + i_pts = ( p_stream->i_pcr < 0 ) ? 0 : + input_ClockGetTS( p_input, p_input->stream.p_selected_program, + p_stream->i_pcr ); } - if( !( p_pes = input_NewPES( p_input->p_method_data ) ) ) + if( !b_selected ) { + /* This stream isn't currently selected so we don't need to decode it, + * but we did need to store its pcr as it might be selected later on */ + p_stream->b_activated = VLC_FALSE; return; } - if( !( p_data = input_NewPacket( p_input->p_method_data, - p_oggpacket->bytes ) ) ) + + if( !( p_block = block_New( p_input, p_oggpacket->bytes ) ) ) { - input_DeletePES( p_input->p_method_data, p_pes ); return; } - /* Convert the pcr into a pts */ - if( p_stream->i_cat != SPU_ES ) + if( p_stream->fmt.i_cat == AUDIO_ES ) + p_block->i_dts = p_block->i_pts = i_pts; + else if( p_stream->fmt.i_cat == SPU_ES ) { - p_pes->i_pts = ( p_stream->i_pcr < 0 ) ? 0 : - input_ClockGetTS( p_input, p_input->stream.p_selected_program, - p_stream->i_pcr ); + p_block->i_pts = i_pts; + p_block->i_dts = 0; } + else if( p_stream->fmt.i_codec == VLC_FOURCC( 't','h','e','o' ) ) + p_block->i_dts = p_block->i_pts = i_pts; else { - /* Of course subtitles had to be different! */ - p_pes->i_pts = ( p_oggpacket->granulepos < 0 ) ? 0 : - input_ClockGetTS( p_input, p_input->stream.p_selected_program, - p_oggpacket->granulepos * 90000 / - p_stream->f_rate ); + p_block->i_dts = i_pts; + p_block->i_pts = 0; } - /* Convert the next granulepos into a pcr */ - Ogg_UpdatePCR( p_stream, p_oggpacket ); - - p_pes->i_nb_data = 1; - p_pes->i_dts = p_oggpacket->granulepos; - p_pes->p_first = p_pes->p_last = p_data; - p_pes->i_pes_size = p_oggpacket->bytes; - - if( p_stream->i_fourcc != VLC_FOURCC( 'v','o','r','b' ) && - p_stream->i_fourcc != VLC_FOURCC( 't','a','r','k' ) && - p_stream->i_fourcc != VLC_FOURCC( 't','h','e','o' ) ) + if( p_stream->fmt.i_codec != VLC_FOURCC( 'v','o','r','b' ) && + p_stream->fmt.i_codec != VLC_FOURCC( 's','p','x',' ' ) && + p_stream->fmt.i_codec != VLC_FOURCC( 'f','l','a','c' ) && + p_stream->fmt.i_codec != VLC_FOURCC( 't','a','r','k' ) && + p_stream->fmt.i_codec != VLC_FOURCC( 't','h','e','o' ) ) { /* Remove the header from the packet */ i_header_len = (*p_oggpacket->packet & PACKET_LEN_BITS01) >> 6; i_header_len |= (*p_oggpacket->packet & PACKET_LEN_BITS2) << 1; i_header_len++; - p_pes->i_pes_size -= i_header_len; - p_pes->i_dts = 0; + p_block->i_buffer -= i_header_len; } - if( p_stream->i_fourcc == VLC_FOURCC( 't','a','r','k' ) ) + if( p_stream->fmt.i_codec == VLC_FOURCC( 't','a','r','k' ) ) { /* FIXME: the biggest hack I've ever done */ msg_Warn( p_input, "tark pts: "I64Fd", granule: "I64Fd, - p_pes->i_pts, p_pes->i_dts ); + p_block->i_pts, p_block->i_dts ); msleep(10000); } - memcpy( p_data->p_payload_start, - p_oggpacket->packet + i_header_len, + memcpy( p_block->p_buffer, p_oggpacket->packet + i_header_len, p_oggpacket->bytes - i_header_len ); - p_data->p_payload_end = p_data->p_payload_start + p_pes->i_pes_size; - p_data->b_discard_payload = 0; - - input_DecodePES( p_stream->p_es->p_decoder_fifo, p_pes ); + es_out_Send( p_input->p_es_out, p_stream->p_es, p_block ); } /**************************************************************************** @@ -488,6 +516,8 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) ogg_page oggpage; int i_stream; +#define p_stream p_ogg->pp_stream[p_ogg->i_streams - 1] + while( Ogg_ReadPage( p_input, p_ogg, &oggpage ) == VLC_SUCCESS ) { if( ogg_page_bos( &oggpage ) ) @@ -502,11 +532,12 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) realloc( p_ogg->pp_stream, p_ogg->i_streams * sizeof(logical_stream_t *) ); -#define p_stream p_ogg->pp_stream[p_ogg->i_streams - 1] - p_stream = malloc( sizeof(logical_stream_t) ); memset( p_stream, 0, sizeof(logical_stream_t) ); + es_format_Init( &p_stream->fmt, 0, 0 ); + p_stream->b_activated = VLC_TRUE; + /* Setup the logical stream */ p_stream->i_serial_no = ogg_page_serialno( &oggpage ); ogg_stream_init( &p_stream->os, p_stream->i_serial_no ); @@ -531,8 +562,8 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) oggpack_buffer opb; msg_Dbg( p_input, "found vorbis header" ); - p_stream->i_cat = AUDIO_ES; - p_stream->i_fourcc = VLC_FOURCC( 'v','o','r','b' ); + p_stream->fmt.i_cat = AUDIO_ES; + p_stream->fmt.i_codec = VLC_FOURCC( 'v','o','r','b' ); /* Signal that we want to keep a backup of the vorbis * stream headers. They will be used when switching between @@ -541,54 +572,97 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) /* Cheat and get additionnal info ;) */ oggpack_readinit( &opb, oggpacket.packet, oggpacket.bytes); - oggpack_adv( &opb, 96 ); - p_stream->f_rate = oggpack_read( &opb, 32 ); + oggpack_adv( &opb, 88 ); + p_stream->fmt.audio.i_channels = oggpack_read( &opb, 8 ); + p_stream->f_rate = p_stream->fmt.audio.i_rate = + oggpack_read( &opb, 32 ); oggpack_adv( &opb, 32 ); - p_stream->i_bitrate = oggpack_read( &opb, 32 ); - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Audio") ); - input_AddInfo( p_cat, _("Codec"), _("Vorbis") ); - input_AddInfo( p_cat, _("Sample Rate"), "%f", - p_stream->f_rate ); - input_AddInfo( p_cat, _("Bit Rate"), "%d", - p_stream->i_bitrate ); - } + p_stream->fmt.i_bitrate = oggpack_read( &opb, 32 ); + } + /* Check for Speex header */ + else if( oggpacket.bytes >= 7 && + ! strncmp( &oggpacket.packet[0], "Speex", 5 ) ) + { + oggpack_buffer opb; + + p_stream->fmt.i_cat = AUDIO_ES; + p_stream->fmt.i_codec = VLC_FOURCC( 's','p','x',' ' ); + + /* Signal that we want to keep a backup of the vorbis + * stream headers. They will be used when switching between + * audio streams. */ + p_stream->b_force_backup = 1; + + /* Cheat and get additionnal info ;) */ + oggpack_readinit( &opb, oggpacket.packet, oggpacket.bytes); + oggpack_adv( &opb, 224 ); + oggpack_adv( &opb, 32 ); /* speex_version_id */ + oggpack_adv( &opb, 32 ); /* header_size */ + p_stream->f_rate = p_stream->fmt.audio.i_rate = + oggpack_read( &opb, 32 ); + oggpack_adv( &opb, 32 ); /* mode */ + oggpack_adv( &opb, 32 ); /* mode_bitstream_version */ + p_stream->fmt.audio.i_channels = oggpack_read( &opb, 32 ); + p_stream->fmt.i_bitrate = oggpack_read( &opb, 32 ); + + msg_Dbg( p_input, "found speex header, channels: %i, " + "rate: %i, bitrate: %i", + p_stream->fmt.audio.i_channels, + (int)p_stream->f_rate, p_stream->fmt.i_bitrate ); + } + /* Check for Flac header */ + else if( oggpacket.bytes >= 4 && + ! strncmp( &oggpacket.packet[0], "fLaC", 4 ) ) + { + msg_Dbg( p_input, "found Flac header" ); + + /* Grrrr!!!! Did they really have to put all the + * important info in the second header packet!!! + * (STREAMINFO metadata is in the following packet) */ + p_stream->b_force_backup = 1; + + p_stream->fmt.i_cat = AUDIO_ES; + p_stream->fmt.i_codec = VLC_FOURCC( 'f','l','a','c' ); } /* Check for Theora header */ else if( oggpacket.bytes >= 7 && ! strncmp( &oggpacket.packet[1], "theora", 6 ) ) { -#ifdef HAVE_OGGPACKB - oggpack_buffer opb; + bs_t bitstream; int i_fps_numerator; int i_fps_denominator; int i_keyframe_frequency_force; -#endif msg_Dbg( p_input, "found theora header" ); -#ifdef HAVE_OGGPACKB - p_stream->i_cat = VIDEO_ES; - p_stream->i_fourcc = VLC_FOURCC( 't','h','e','o' ); + p_stream->fmt.i_cat = VIDEO_ES; + p_stream->fmt.i_codec = VLC_FOURCC( 't','h','e','o' ); + + /* Signal that we want to keep a backup of the vorbis + * stream headers. They will be used when switching between + * audio streams. */ + p_stream->b_force_backup = 1; /* Cheat and get additionnal info ;) */ - oggpackB_readinit(&opb, oggpacket.packet, oggpacket.bytes); - oggpackB_adv( &opb, 56 ); - oggpackB_read( &opb, 8 ); /* major version num */ - oggpackB_read( &opb, 8 ); /* minor version num */ - oggpackB_read( &opb, 8 ); /* subminor version num */ - oggpackB_read( &opb, 16 ) /*<< 4*/; /* width */ - oggpackB_read( &opb, 16 ) /*<< 4*/; /* height */ - i_fps_numerator = oggpackB_read( &opb, 32 ); - i_fps_denominator = oggpackB_read( &opb, 32 ); - oggpackB_read( &opb, 24 ); /* aspect_numerator */ - oggpackB_read( &opb, 24 ); /* aspect_denominator */ - i_keyframe_frequency_force = 1 << oggpackB_read( &opb, 5 ); - p_stream->i_bitrate = oggpackB_read( &opb, 24 ); - oggpackB_read(&opb,6); /* quality */ + bs_init( &bitstream, oggpacket.packet, oggpacket.bytes ); + bs_skip( &bitstream, 56 ); + bs_read( &bitstream, 8 ); /* major version num */ + bs_read( &bitstream, 8 ); /* minor version num */ + bs_read( &bitstream, 8 ); /* subminor version num */ + bs_read( &bitstream, 16 ) /*<< 4*/; /* width */ + bs_read( &bitstream, 16 ) /*<< 4*/; /* height */ + bs_read( &bitstream, 24 ); /* frame width */ + bs_read( &bitstream, 24 ); /* frame height */ + bs_read( &bitstream, 8 ); /* x offset */ + bs_read( &bitstream, 8 ); /* y offset */ + + i_fps_numerator = bs_read( &bitstream, 32 ); + i_fps_denominator = bs_read( &bitstream, 32 ); + bs_read( &bitstream, 24 ); /* aspect_numerator */ + bs_read( &bitstream, 24 ); /* aspect_denominator */ + i_keyframe_frequency_force = 1 << bs_read( &bitstream, 5 ); + bs_read( &bitstream, 8 ); /* colorspace */ + p_stream->fmt.i_bitrate = bs_read( &bitstream, 24 ); + bs_read( &bitstream, 6 ); /* quality */ /* granule_shift = i_log( frequency_force -1 ) */ p_stream->i_theora_keyframe_granule_shift = 0; @@ -599,31 +673,11 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) i_keyframe_frequency_force >>= 1; } - p_stream->f_rate = (float)i_fps_numerator / + p_stream->f_rate = ((float)i_fps_numerator) / i_fps_denominator; msg_Dbg( p_input, "found theora header, bitrate: %i, rate: %f", - p_stream->i_bitrate, p_stream->f_rate ); - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Video") ); - input_AddInfo( p_cat, _("Codec"), _("Theora") ); - input_AddInfo( p_cat, _("Frame Rate"), "%f", - p_stream->f_rate ); - input_AddInfo( p_cat, _("Bit Rate"), "%d", - p_stream->i_bitrate ); - } -#else /* HAVE_OGGPACKB */ - msg_Dbg( p_input, "the ogg demuxer has been compiled " - "without support for the oggpackB extension." - "The theora stream won't be decoded." ); - free( p_stream ); - p_ogg->i_streams--; - continue; -#endif /* HAVE_OGGPACKB */ + p_stream->fmt.i_bitrate, p_stream->f_rate ); } /* Check for Tarkin header */ else if( oggpacket.bytes >= 7 && @@ -632,31 +686,18 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) oggpack_buffer opb; msg_Dbg( p_input, "found tarkin header" ); - p_stream->i_cat = VIDEO_ES; - p_stream->i_fourcc = VLC_FOURCC( 't','a','r','k' ); + p_stream->fmt.i_cat = VIDEO_ES; + p_stream->fmt.i_codec = VLC_FOURCC( 't','a','r','k' ); /* Cheat and get additionnal info ;) */ oggpack_readinit( &opb, oggpacket.packet, oggpacket.bytes); oggpack_adv( &opb, 88 ); oggpack_adv( &opb, 104 ); - p_stream->i_bitrate = oggpack_read( &opb, 32 ); + p_stream->fmt.i_bitrate = oggpack_read( &opb, 32 ); p_stream->f_rate = 2; /* FIXME */ msg_Dbg( p_input, "found tarkin header, bitrate: %i, rate: %f", - p_stream->i_bitrate, p_stream->f_rate ); - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Video") ); - input_AddInfo( p_cat, _("Codec"), _("tarkin") ); - input_AddInfo( p_cat, _("Sample Rate"), "%f", - p_stream->f_rate ); - input_AddInfo( p_cat, _("Bit Rate"), "%d", - p_stream->i_bitrate ); - } - + p_stream->fmt.i_bitrate, p_stream->f_rate ); } else if( oggpacket.bytes >= 142 && !strncmp( &oggpacket.packet[1], @@ -668,160 +709,102 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) if( GetDWLE((oggpacket.packet+96)) == 0x05589f80 && oggpacket.bytes >= 184 ) { - p_stream->i_cat = VIDEO_ES; - - p_stream->p_bih = (BITMAPINFOHEADER *) - malloc( sizeof(BITMAPINFOHEADER) ); - if( !p_stream->p_bih ) - { - /* Mem allocation error, just ignore the stream */ - free( p_stream ); - p_ogg->i_streams--; - continue; - } - p_stream->p_bih->biSize = sizeof(BITMAPINFOHEADER); - p_stream->p_bih->biCompression= p_stream->i_fourcc = + p_stream->fmt.i_cat = VIDEO_ES; + p_stream->fmt.i_codec = VLC_FOURCC( oggpacket.packet[68], oggpacket.packet[69], oggpacket.packet[70], oggpacket.packet[71] ); msg_Dbg( p_input, "found video header of type: %.4s", - (char *)&p_stream->i_fourcc ); + (char *)&p_stream->fmt.i_codec ); p_stream->f_rate = 10000000.0 / GetQWLE((oggpacket.packet+164)); - p_stream->p_bih->biBitCount = + p_stream->fmt.video.i_bits_per_pixel = GetWLE((oggpacket.packet+182)); - if( !p_stream->p_bih->biBitCount ) - p_stream->p_bih->biBitCount=24; // hack, FIXME - p_stream->p_bih->biWidth = + if( !p_stream->fmt.video.i_bits_per_pixel ) + /* hack, FIXME */ + p_stream->fmt.video.i_bits_per_pixel = 24; + p_stream->fmt.video.i_width = GetDWLE((oggpacket.packet+176)); - p_stream->p_bih->biHeight = + p_stream->fmt.video.i_height = GetDWLE((oggpacket.packet+180)); - p_stream->p_bih->biPlanes= 1 ; - p_stream->p_bih->biSizeImage = - (p_stream->p_bih->biBitCount >> 3) * - p_stream->p_bih->biWidth * - p_stream->p_bih->biHeight; msg_Dbg( p_input, - "fps: %f, width:%i; height:%i, bitcount:%i", - p_stream->f_rate, p_stream->p_bih->biWidth, - p_stream->p_bih->biHeight, - p_stream->p_bih->biBitCount); - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Video") ); - input_AddInfo( p_cat, _("Codec"), "%.4s", - (char *)&p_stream->i_fourcc ); - input_AddInfo( p_cat, _("Frame Rate"), "%f", - p_stream->f_rate ); - input_AddInfo( p_cat, _("Bit Count"), "%d", - p_stream->p_bih->biBitCount ); - input_AddInfo( p_cat, _("Width"), "%d", - p_stream->p_bih->biWidth ); - input_AddInfo( p_cat, _("Height"), "%d", - p_stream->p_bih->biHeight ); - } - p_stream->i_bitrate = 0; + "fps: %f, width:%i; height:%i, bitcount:%i", + p_stream->f_rate, + p_stream->fmt.video.i_width, + p_stream->fmt.video.i_height, + p_stream->fmt.video.i_bits_per_pixel); + } /* Check for audio header (old format) */ else if( GetDWLE((oggpacket.packet+96)) == 0x05589F81 ) { unsigned int i_extra_size; + unsigned int i_format_tag; - p_stream->i_cat = AUDIO_ES; + p_stream->fmt.i_cat = AUDIO_ES; i_extra_size = GetWLE((oggpacket.packet+140)); - - p_stream->p_wf = (WAVEFORMATEX *) - malloc( sizeof(WAVEFORMATEX) + i_extra_size ); - if( !p_stream->p_wf ) + if( i_extra_size ) { - /* Mem allocation error, just ignore the stream */ - free( p_stream ); - p_ogg->i_streams--; - continue; + p_stream->fmt.i_extra = i_extra_size; + p_stream->fmt.p_extra = malloc( i_extra_size ); + memcpy( p_stream->fmt.p_extra, + oggpacket.packet + 142, i_extra_size ); } - p_stream->p_wf->wFormatTag = - GetWLE((oggpacket.packet+124)); - p_stream->p_wf->nChannels = + i_format_tag = GetWLE((oggpacket.packet+124)); + p_stream->fmt.audio.i_channels = GetWLE((oggpacket.packet+126)); - p_stream->f_rate = p_stream->p_wf->nSamplesPerSec = + p_stream->f_rate = p_stream->fmt.audio.i_rate = GetDWLE((oggpacket.packet+128)); - p_stream->i_bitrate = p_stream->p_wf->nAvgBytesPerSec = - GetDWLE((oggpacket.packet+132)); - p_stream->i_bitrate *= 8; - p_stream->p_wf->nBlockAlign = + p_stream->fmt.i_bitrate = + GetDWLE((oggpacket.packet+132)) * 8; + p_stream->fmt.audio.i_blockalign = GetWLE((oggpacket.packet+136)); - p_stream->p_wf->wBitsPerSample = + p_stream->fmt.audio.i_bitspersample = GetWLE((oggpacket.packet+138)); - p_stream->p_wf->cbSize = i_extra_size; - - if( i_extra_size > 0 ) - memcpy( p_stream->p_wf+sizeof(WAVEFORMATEX), - oggpacket.packet+142, i_extra_size ); - switch( p_stream->p_wf->wFormatTag ) + switch( i_format_tag ) { case WAVE_FORMAT_PCM: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' ); break; case WAVE_FORMAT_MPEG: case WAVE_FORMAT_MPEGLAYER3: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' ); break; case WAVE_FORMAT_A52: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' ); break; case WAVE_FORMAT_WMA1: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'w', 'm', 'a', '1' ); break; case WAVE_FORMAT_WMA2: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'w', 'm', 'a', '2' ); break; default: - p_stream->i_fourcc = VLC_FOURCC( 'm', 's', - ( p_stream->p_wf->wFormatTag >> 8 ) & 0xff, - p_stream->p_wf->wFormatTag & 0xff ); + p_stream->fmt.i_codec = VLC_FOURCC( 'm', 's', + ( i_format_tag >> 8 ) & 0xff, + i_format_tag & 0xff ); } msg_Dbg( p_input, "found audio header of type: %.4s", - (char *)&p_stream->i_fourcc ); + (char *)&p_stream->fmt.i_codec ); msg_Dbg( p_input, "audio:0x%4.4x channels:%d %dHz " "%dbits/sample %dkb/s", - p_stream->p_wf->wFormatTag, - p_stream->p_wf->nChannels, - p_stream->p_wf->nSamplesPerSec, - p_stream->p_wf->wBitsPerSample, - p_stream->p_wf->nAvgBytesPerSec * 8 / 1024 ); - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Audio") ); - input_AddInfo( p_cat, _("Codec"), _("%.4s"), - (char *)&p_stream->i_fourcc ); - input_AddInfo( p_cat, _("Sample Rate"), "%d", - p_stream->p_wf->nSamplesPerSec ); - input_AddInfo( p_cat, _("Bit Rate"), "%d", - p_stream->p_wf->nAvgBytesPerSec * 8 - / 1024 ); - input_AddInfo( p_cat, _("Channels"), "%d", - p_stream->p_wf->nChannels ); - input_AddInfo( p_cat, _("Bits per Sample"), "%d", - p_stream->p_wf->wBitsPerSample ); - } + i_format_tag, + p_stream->fmt.audio.i_channels, + p_stream->fmt.audio.i_rate, + p_stream->fmt.audio.i_bitspersample, + p_stream->fmt.i_bitrate / 1024 ); } else @@ -833,7 +816,7 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) } } else if( (*oggpacket.packet & PACKET_TYPE_BITS ) - == PACKET_TYPE_HEADER && + == PACKET_TYPE_HEADER && oggpacket.bytes >= (int)sizeof(stream_header)+1 ) { stream_header *st = (stream_header *)(oggpacket.packet+1); @@ -841,160 +824,96 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) /* Check for video header (new format) */ if( !strncmp( st->streamtype, "video", 5 ) ) { - p_stream->i_cat = VIDEO_ES; + p_stream->fmt.i_cat = VIDEO_ES; /* We need to get rid of the header packet */ ogg_stream_packetout( &p_stream->os, &oggpacket ); - p_stream->p_bih = (BITMAPINFOHEADER *) - malloc( sizeof(BITMAPINFOHEADER) ); - if( !p_stream->p_bih ) - { - /* Mem allocation error, just ignore the stream */ - free( p_stream ); - p_ogg->i_streams--; - continue; - } - p_stream->p_bih->biSize = sizeof(BITMAPINFOHEADER); - p_stream->p_bih->biCompression= - p_stream->i_fourcc = VLC_FOURCC( st->subtype[0], - st->subtype[1], - st->subtype[2], - st->subtype[3] ); + p_stream->fmt.i_codec = + VLC_FOURCC( st->subtype[0], st->subtype[1], + st->subtype[2], st->subtype[3] ); msg_Dbg( p_input, "found video header of type: %.4s", - (char *)&p_stream->i_fourcc ); + (char *)&p_stream->fmt.i_codec ); p_stream->f_rate = 10000000.0 / - GetQWLE((uint8_t *)&st->time_unit); - p_stream->p_bih->biBitCount = - GetWLE((uint8_t *)&st->bits_per_sample); - p_stream->p_bih->biWidth = - GetDWLE((uint8_t *)&st->sh.video.width); - p_stream->p_bih->biHeight = - GetDWLE((uint8_t *)&st->sh.video.height); - p_stream->p_bih->biPlanes= 1 ; - p_stream->p_bih->biSizeImage = - (p_stream->p_bih->biBitCount >> 3) * - p_stream->p_bih->biWidth * - p_stream->p_bih->biHeight; + GetQWLE(&st->time_unit); + p_stream->fmt.video.i_bits_per_pixel = + GetWLE(&st->bits_per_sample); + p_stream->fmt.video.i_width = + GetDWLE(&st->sh.video.width); + p_stream->fmt.video.i_height = + GetDWLE(&st->sh.video.height); msg_Dbg( p_input, - "fps: %f, width:%i; height:%i, bitcount:%i", - p_stream->f_rate, p_stream->p_bih->biWidth, - p_stream->p_bih->biHeight, - p_stream->p_bih->biBitCount); - - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Video") ); - input_AddInfo( p_cat, _("Codec"), "%.4s", - (char *)&p_stream->i_fourcc ); - input_AddInfo( p_cat, _("Frame Rate"), "%f", - p_stream->f_rate ); - input_AddInfo( p_cat, _("Bit Count"), "%d", - p_stream->p_bih->biBitCount ); - input_AddInfo( p_cat, _("Width"), "%d", - p_stream->p_bih->biWidth ); - input_AddInfo( p_cat, _("Height"), "%d", - p_stream->p_bih->biHeight ); - } - p_stream->i_bitrate = 0; + "fps: %f, width:%i; height:%i, bitcount:%i", + p_stream->f_rate, + p_stream->fmt.video.i_width, + p_stream->fmt.video.i_height, + p_stream->fmt.video.i_bits_per_pixel ); } /* Check for audio header (new format) */ else if( !strncmp( st->streamtype, "audio", 5 ) ) { char p_buffer[5]; + int i_format_tag; - p_stream->i_cat = AUDIO_ES; + p_stream->fmt.i_cat = AUDIO_ES; /* We need to get rid of the header packet */ ogg_stream_packetout( &p_stream->os, &oggpacket ); - p_stream->p_wf = (WAVEFORMATEX *) - malloc( sizeof(WAVEFORMATEX) ); - if( !p_stream->p_wf ) - { - /* Mem allocation error, just ignore the stream */ - free( p_stream ); - p_ogg->i_streams--; - continue; - } - memcpy( p_buffer, st->subtype, 4 ); p_buffer[4] = '\0'; - p_stream->p_wf->wFormatTag = strtol(p_buffer,NULL,16); - p_stream->p_wf->nChannels = - GetWLE((uint8_t *)&st->sh.audio.channels); - p_stream->f_rate = p_stream->p_wf->nSamplesPerSec = - GetQWLE((uint8_t *)&st->samples_per_unit); - p_stream->i_bitrate = p_stream->p_wf->nAvgBytesPerSec = - GetDWLE((uint8_t *)&st->sh.audio.avgbytespersec); - p_stream->i_bitrate *= 8; - p_stream->p_wf->nBlockAlign = - GetWLE((uint8_t *)&st->sh.audio.blockalign); - p_stream->p_wf->wBitsPerSample = - GetWLE((uint8_t *)&st->bits_per_sample); - p_stream->p_wf->cbSize = 0; - - switch( p_stream->p_wf->wFormatTag ) + i_format_tag = strtol(p_buffer,NULL,16); + p_stream->fmt.audio.i_channels = + GetWLE(&st->sh.audio.channels); + p_stream->f_rate = p_stream->fmt.audio.i_rate = + GetQWLE(&st->samples_per_unit); + p_stream->fmt.i_bitrate = + GetDWLE(&st->sh.audio.avgbytespersec) * 8; + p_stream->fmt.audio.i_blockalign = + GetWLE(&st->sh.audio.blockalign); + p_stream->fmt.audio.i_bitspersample = + GetWLE(&st->bits_per_sample); + + switch( i_format_tag ) { case WAVE_FORMAT_PCM: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' ); break; case WAVE_FORMAT_MPEG: case WAVE_FORMAT_MPEGLAYER3: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' ); break; case WAVE_FORMAT_A52: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' ); break; case WAVE_FORMAT_WMA1: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'w', 'm', 'a', '1' ); break; case WAVE_FORMAT_WMA2: - p_stream->i_fourcc = + p_stream->fmt.i_codec = VLC_FOURCC( 'w', 'm', 'a', '2' ); break; default: - p_stream->i_fourcc = VLC_FOURCC( 'm', 's', - ( p_stream->p_wf->wFormatTag >> 8 ) & 0xff, - p_stream->p_wf->wFormatTag & 0xff ); + p_stream->fmt.i_codec = VLC_FOURCC( 'm', 's', + ( i_format_tag >> 8 ) & 0xff, + i_format_tag & 0xff ); } msg_Dbg( p_input, "found audio header of type: %.4s", - (char *)&p_stream->i_fourcc ); + (char *)&p_stream->fmt.i_codec ); msg_Dbg( p_input, "audio:0x%4.4x channels:%d %dHz " "%dbits/sample %dkb/s", - p_stream->p_wf->wFormatTag, - p_stream->p_wf->nChannels, - p_stream->p_wf->nSamplesPerSec, - p_stream->p_wf->wBitsPerSample, - p_stream->p_wf->nAvgBytesPerSec * 8 / 1024 ); - { - char title[sizeof("Stream") + 10]; - input_info_category_t *p_cat; - sprintf( title, "Stream %d", p_ogg->i_streams ); - p_cat = input_InfoCategory( p_input, title ); - input_AddInfo( p_cat, _("Type"), _("Audio") ); - input_AddInfo( p_cat, _("Codec"), "%.4s", - (char *)&p_stream->i_fourcc ); - input_AddInfo( p_cat, _("Sample Rate"), "%d", - p_stream->p_wf->nSamplesPerSec ); - input_AddInfo( p_cat, _("Bit Rate"), "%d", - p_stream->p_wf->nAvgBytesPerSec * 8 - / 1024 ); - input_AddInfo( p_cat, _("Channels"), "%d", - p_stream->p_wf->nChannels ); - input_AddInfo( p_cat, _("Bits per Sample"), "%d", - p_stream->p_wf->wBitsPerSample ); - } + i_format_tag, + p_stream->fmt.audio.i_channels, + p_stream->fmt.audio.i_rate, + p_stream->fmt.audio.i_bitspersample, + p_stream->fmt.i_bitrate / 1024 ); } /* Check for text (subtitles) header */ else if( !strncmp(st->streamtype, "text", 4) ) @@ -1003,9 +922,8 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) ogg_stream_packetout( &p_stream->os, &oggpacket ); msg_Dbg( p_input, "found text subtitles header" ); - p_stream->i_cat = SPU_ES; - p_stream->i_fourcc = - VLC_FOURCC( 's', 'u', 'b', 't' ); + p_stream->fmt.i_cat = SPU_ES; + p_stream->fmt.i_codec = VLC_FOURCC('s','u','b','t'); p_stream->f_rate = 1000; /* granulepos is in milisec */ } else @@ -1024,8 +942,6 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) p_ogg->i_streams--; } -#undef p_stream - if( Ogg_ReadPage( p_input, p_ogg, &oggpage ) != VLC_SUCCESS ) return VLC_EGENERIC; } @@ -1041,9 +957,12 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) break; } } + return VLC_SUCCESS; } } +#undef p_stream + return VLC_EGENERIC; } @@ -1052,9 +971,9 @@ static int Ogg_FindLogicalStreams( input_thread_t *p_input, demux_sys_t *p_ogg) *****************************************************************************/ static int Activate( vlc_object_t * p_this ) { - int i_stream, b_forced; - demux_sys_t *p_ogg; input_thread_t *p_input = (input_thread_t *)p_this; + demux_sys_t *p_ogg; + int b_forced; p_input->p_demux_data = NULL; b_forced = ( ( *p_input->psz_demux )&& @@ -1072,24 +991,14 @@ static int Activate( vlc_object_t * p_this ) } memset( p_ogg, 0, sizeof( demux_sys_t ) ); p_input->p_demux_data = p_ogg; - - p_ogg->i_pcr = 0; - p_ogg->b_seekable = ( ( p_input->stream.b_seekable ) - &&( p_input->stream.i_method == INPUT_METHOD_FILE ) ); + p_ogg->pp_stream = NULL; /* Initialize the Ogg physical bitstream parser */ ogg_sync_init( &p_ogg->oy ); - /* Find the logical streams embedded in the physical stream and - * initialize our p_ogg structure. */ - if( Ogg_FindLogicalStreams( p_input, p_ogg ) != VLC_SUCCESS ) - { - msg_Err( p_input, "couldn't find an ogg logical stream" ); - goto error; - } - - /* Set the demux function */ + /* Set exported functions */ p_input->pf_demux = Demux; + p_input->pf_demux_control = Control; /* Initialize access plug-in structures. */ if( p_input->i_mtu == 0 ) @@ -1113,102 +1022,89 @@ static int Activate( vlc_object_t * p_this ) goto error; } p_input->stream.p_selected_program = p_input->stream.pp_programs[0]; + vlc_mutex_unlock( &p_input->stream.stream_lock ); + + /* Begnning of stream, tell the demux to look for elementary streams. */ + p_ogg->i_eos = 0; + + return 0; + + error: + Deactivate( (vlc_object_t *)p_input ); + return -1; + +} + +/**************************************************************************** + * Ogg_BeginningOfStream: Look for Beginning of Stream ogg pages and add + * Elementary streams. + ****************************************************************************/ +static int Ogg_BeginningOfStream( input_thread_t *p_input, demux_sys_t *p_ogg) +{ + int i_stream; + + /* Find the logical streams embedded in the physical stream and + * initialize our p_ogg structure. */ + if( Ogg_FindLogicalStreams( p_input, p_ogg ) != VLC_SUCCESS ) + { + msg_Warn( p_input, "couldn't find any ogg logical stream" ); + return VLC_EGENERIC; + } + + vlc_mutex_lock( &p_input->stream.stream_lock ); p_input->stream.i_mux_rate = 0; vlc_mutex_unlock( &p_input->stream.stream_lock ); for( i_stream = 0 ; i_stream < p_ogg->i_streams; i_stream++ ) { #define p_stream p_ogg->pp_stream[i_stream] + if( p_stream->fmt.i_codec != VLC_FOURCC('f','l','a','c') ) + p_stream->p_es = es_out_Add( p_input->p_es_out, &p_stream->fmt ); + vlc_mutex_lock( &p_input->stream.stream_lock ); - p_stream->p_es = input_AddES( p_input, - p_input->stream.p_selected_program, - p_ogg->i_streams + 1, 0 ); - p_input->stream.i_mux_rate += (p_stream->i_bitrate / ( 8 * 50 )); + p_input->stream.i_mux_rate += (p_stream->fmt.i_bitrate / ( 8 * 50 )); vlc_mutex_unlock( &p_input->stream.stream_lock ); - p_stream->p_es->i_stream_id = p_stream->p_es->i_id = i_stream; - p_stream->p_es->i_fourcc = p_stream->i_fourcc; - p_stream->p_es->i_cat = p_stream->i_cat; - p_stream->p_es->p_waveformatex = (void*)p_stream->p_wf; - p_stream->p_es->p_bitmapinfoheader = (void*)p_stream->p_bih; + + p_stream->i_pcr = p_stream->i_previous_pcr = -1; + p_stream->b_reinit = 0; #undef p_stream } - for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) - { -#define p_stream p_ogg->pp_stream[i_stream] - switch( p_stream->p_es->i_cat ) - { - case( VIDEO_ES ): - if( (p_ogg->p_stream_video == NULL) ) - { - p_ogg->p_stream_video = p_stream; - /* TODO add test to see if a decoder has been found */ - Ogg_StreamStart( p_input, p_ogg, i_stream ); - } - break; - - case( AUDIO_ES ): - if( (p_ogg->p_stream_audio == NULL) ) - { - int i_audio = config_GetInt( p_input, "audio-channel" ); - if( i_audio == i_stream || i_audio <= 0 || - i_audio >= p_ogg->i_streams || - p_ogg->pp_stream[i_audio]->p_es->i_cat != AUDIO_ES ) - { - p_ogg->p_stream_audio = p_stream; - Ogg_StreamStart( p_input, p_ogg, i_stream ); - } - } - break; - - case( SPU_ES ): - if( (p_ogg->p_stream_spu == NULL) ) - { - /* for spu, default is none */ - int i_spu = config_GetInt( p_input, "spu-channel" ); - if( i_spu < 0 || i_spu >= p_ogg->i_streams || - p_ogg->pp_stream[i_spu]->p_es->i_cat != SPU_ES ) - { - break; - } - else if( i_spu == i_stream ) - { - p_ogg->p_stream_spu = p_stream; - Ogg_StreamStart( p_input, p_ogg, i_stream ); - } - } - break; + return VLC_SUCCESS; +} - default: - break; - } -#undef p_stream - } +/**************************************************************************** + * Ogg_EndOfStream: clean up the ES when an End of Stream is detected. + ****************************************************************************/ +static void Ogg_EndOfStream( input_thread_t *p_input, demux_sys_t *p_ogg ) +{ + int i_stream, j; - /* we select the first audio and video ES */ - vlc_mutex_lock( &p_input->stream.stream_lock ); - if( !p_ogg->p_stream_video ) - { - msg_Warn( p_input, "no video stream found" ); - } - if( !p_ogg->p_stream_audio ) +#define p_stream p_ogg->pp_stream[i_stream] + for( i_stream = 0 ; i_stream < p_ogg->i_streams; i_stream++ ) { - msg_Warn( p_input, "no audio stream found!" ); - } - p_input->stream.p_selected_program->b_is_ok = 1; - vlc_mutex_unlock( &p_input->stream.stream_lock ); + es_out_Del( p_input->p_es_out, p_stream->p_es ); - /* Call the pace control */ - input_ClockManageRef( p_input, - p_input->stream.p_selected_program, - p_ogg->i_pcr ); + vlc_mutex_lock( &p_input->stream.stream_lock ); + p_input->stream.i_mux_rate -= (p_stream->fmt.i_bitrate / ( 8 * 50 )); + vlc_mutex_unlock( &p_input->stream.stream_lock ); - return 0; + ogg_stream_clear( &p_ogg->pp_stream[i_stream]->os ); + for( j = 0; j < p_ogg->pp_stream[i_stream]->i_packets_backup; j++ ) + { + free( p_ogg->pp_stream[i_stream]->p_packets_backup[j].packet ); + } + if( p_ogg->pp_stream[i_stream]->p_packets_backup) + free( p_ogg->pp_stream[i_stream]->p_packets_backup ); - error: - Deactivate( (vlc_object_t *)p_input ); - return -1; + free( p_ogg->pp_stream[i_stream] ); + } +#undef p_stream + /* Reinit p_ogg */ + if( p_ogg->pp_stream ) free( p_ogg->pp_stream ); + p_ogg->pp_stream = NULL; + p_ogg->i_streams = 0; } /***************************************************************************** @@ -1217,32 +1113,14 @@ static int Activate( vlc_object_t * p_this ) static void Deactivate( vlc_object_t *p_this ) { input_thread_t *p_input = (input_thread_t *)p_this; - demux_sys_t *p_ogg = (demux_sys_t *)p_input->p_demux_data ; - int i, j; + demux_sys_t *p_ogg = (demux_sys_t *)p_input->p_demux_data ; if( p_ogg ) { /* Cleanup the bitstream parser */ ogg_sync_clear( &p_ogg->oy ); - for( i = 0; i < p_ogg->i_streams; i++ ) - { - ogg_stream_clear( &p_ogg->pp_stream[i]->os ); - for( j = 0; j < p_ogg->pp_stream[i]->i_packets_backup; j++ ) - { - free( p_ogg->pp_stream[i]->p_packets_backup[j].packet ); - } - if( p_ogg->pp_stream[i]->p_packets_backup) - free( p_ogg->pp_stream[i]->p_packets_backup ); -#if 0 /* hmmm, it's already freed in input_DelES() */ - if( p_ogg->pp_stream[i]->p_bih ) - free( p_ogg->pp_stream[i]->p_bih ); - if( p_ogg->pp_stream[i]->p_wf ) - free( p_ogg->pp_stream[i]->p_wf ); -#endif - free( p_ogg->pp_stream[i] ); - } - if( p_ogg->pp_stream ) free( p_ogg->pp_stream ); + Ogg_EndOfStream( p_input, p_ogg ); free( p_ogg ); } @@ -1255,154 +1133,143 @@ static void Deactivate( vlc_object_t *p_this ) *****************************************************************************/ static int Demux( input_thread_t * p_input ) { - int i, i_stream, b_eos = 0; + demux_sys_t *p_ogg = (demux_sys_t *)p_input->p_demux_data; ogg_page oggpage; ogg_packet oggpacket; - demux_sys_t *p_ogg = (demux_sys_t *)p_input->p_demux_data; + int i_stream; #define p_stream p_ogg->pp_stream[i_stream] - /* detect new selected/unselected streams */ - for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) - { - if( p_stream->p_es ) - { - if( p_stream->p_es->p_decoder_fifo && - !p_stream->i_activated ) - { - Ogg_StreamStart( p_input, p_ogg, i_stream ); - } - else - if( !p_stream->p_es->p_decoder_fifo && - p_stream->i_activated ) - { - Ogg_StreamStop( p_input, p_ogg, i_stream ); - } - } - } - /* search for new video and audio stream to select - * if current have been unselected */ - if( ( !p_ogg->p_stream_video ) - || ( !p_ogg->p_stream_video->p_es->p_decoder_fifo ) ) - { - p_ogg->p_stream_video = NULL; - for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) - { - if( ( p_stream->i_cat == VIDEO_ES ) - &&( p_stream->p_es->p_decoder_fifo ) ) - { - p_ogg->p_stream_video = p_stream; - break; - } - } - } - if( ( !p_ogg->p_stream_audio ) - ||( !p_ogg->p_stream_audio->p_es->p_decoder_fifo ) ) + if( p_ogg->i_eos == p_ogg->i_streams ) { - p_ogg->p_stream_audio = NULL; - for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) + if( p_ogg->i_eos ) { - if( ( p_stream->i_cat == AUDIO_ES ) - &&( p_stream->p_es->p_decoder_fifo ) ) - { - p_ogg->p_stream_audio = p_stream; - break; - } + msg_Dbg( p_input, "end of a group of logical streams" ); + Ogg_EndOfStream( p_input, p_ogg ); } + + if( Ogg_BeginningOfStream( p_input, p_ogg ) != VLC_SUCCESS ) return 0; + p_ogg->i_eos = 0; + + msg_Dbg( p_input, "beginning of a group of logical streams" ); + + p_input->stream.p_selected_program->i_synchro_state = SYNCHRO_REINIT; + input_ClockManageRef( p_input, p_input->stream.p_selected_program, 0 ); } if( p_input->stream.p_selected_program->i_synchro_state == SYNCHRO_REINIT ) { msg_Warn( p_input, "synchro reinit" ); - /* An ogg packet does only contain the starting date of the next - * packet, not its own starting date. - * As a quick work around, we just skip an oggpage */ - for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) { /* we'll trash all the data until we find the next pcr */ p_stream->b_reinit = 1; p_stream->i_pcr = -1; p_stream->i_interpolated_pcr = -1; + ogg_stream_reset( &p_stream->os ); } - p_ogg->b_reinit = 1; + ogg_sync_reset( &p_ogg->oy ); } - /* - * Demux ogg pages from the stream + * Demux an ogg page from the stream */ - for( i = 0; i < PAGES_READ_ONCE || p_ogg->b_reinit; i++ ) + if( Ogg_ReadPage( p_input, p_ogg, &oggpage ) != VLC_SUCCESS ) { - if( Ogg_ReadPage( p_input, p_ogg, &oggpage ) != VLC_SUCCESS ) - { - b_eos = 1; - break; - } + return 0; /* EOF */ + } + + /* Test for End of Stream */ + if( ogg_page_eos( &oggpage ) ) p_ogg->i_eos++; - for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) - { - if( ogg_stream_pagein( &p_stream->os, &oggpage ) != 0 ) - continue; - while( ogg_stream_packetout( &p_stream->os, &oggpacket ) > 0 ) + for( i_stream = 0; i_stream < p_ogg->i_streams; i_stream++ ) + { + if( ogg_stream_pagein( &p_stream->os, &oggpage ) != 0 ) + continue; + + while( ogg_stream_packetout( &p_stream->os, &oggpacket ) > 0 ) + { + if( p_stream->b_reinit ) { - if( !p_stream->p_es ) + /* If synchro is re-initialized we need to drop all the packets + * until we find a new dated one. */ + Ogg_UpdatePCR( p_stream, &oggpacket ); + + if( p_stream->i_pcr >= 0 ) { - break; + p_stream->b_reinit = 0; + } + else + { + p_stream->i_interpolated_pcr = -1; + continue; } - if( p_stream->b_reinit ) + /* An Ogg/vorbis packet contains an end date granulepos */ + if( p_stream->fmt.i_codec == VLC_FOURCC( 'v','o','r','b' ) || + p_stream->fmt.i_codec == VLC_FOURCC( 's','p','x',' ' ) || + p_stream->fmt.i_codec == VLC_FOURCC( 'f','l','a','c' ) ) { - if( oggpacket.granulepos >= 0 ) + if( ogg_stream_packetout( &p_stream->os, &oggpacket ) > 0 ) { - p_stream->b_reinit = 0; - - /* Convert the next granulepos into a pcr */ - Ogg_UpdatePCR( p_stream, &oggpacket ); - - /* Call the pace control to reinitialize - * the system clock */ - input_ClockManageRef( p_input, - p_input->stream.p_selected_program, - p_stream->i_pcr ); - - if( (!p_ogg->p_stream_video || - !p_ogg->p_stream_video->b_reinit) && - (!p_ogg->p_stream_audio || - !p_ogg->p_stream_audio->b_reinit) ) - { - p_ogg->b_reinit = 0; - } + Ogg_DecodePacket( p_input, p_stream, &oggpacket ); + } + else + { + input_ClockManageRef( p_input, + p_input->stream.p_selected_program, + p_stream->i_pcr ); } continue; } - - Ogg_DecodePacket( p_input, p_stream, &oggpacket ); - } + + Ogg_DecodePacket( p_input, p_stream, &oggpacket ); } + break; } - i_stream = 0; - p_ogg->i_pcr = p_stream->i_interpolated_pcr; + i_stream = 0; p_ogg->i_pcr = -1; for( ; i_stream < p_ogg->i_streams; i_stream++ ) { - if( p_stream->i_cat == SPU_ES ) + if( p_stream->fmt.i_cat == SPU_ES ) + continue; + if( p_stream->i_interpolated_pcr < 0 ) continue; - if( p_stream->i_interpolated_pcr > 0 - && p_stream->i_interpolated_pcr < p_ogg->i_pcr ) + if( p_ogg->i_pcr < 0 || p_stream->i_interpolated_pcr < p_ogg->i_pcr ) p_ogg->i_pcr = p_stream->i_interpolated_pcr; } + + if( p_ogg->i_pcr >= 0 ) + { + input_ClockManageRef( p_input, p_input->stream.p_selected_program, + p_ogg->i_pcr ); + } + #undef p_stream + return 1; +} + +/***************************************************************************** + * Control: + *****************************************************************************/ +static int Control( input_thread_t *p_input, int i_query, va_list args ) +{ + demux_sys_t *p_ogg = (demux_sys_t *)p_input->p_demux_data; + int64_t *pi64; - /* Call the pace control */ - input_ClockManageRef( p_input, p_input->stream.p_selected_program, - p_ogg->i_pcr ); + switch( i_query ) + { + case DEMUX_GET_TIME: + pi64 = (int64_t*)va_arg( args, int64_t * ); + *pi64 = p_ogg->i_pcr * 100 / 9; + return VLC_SUCCESS; - /* Did we reach the end of stream ? */ - return( b_eos ? 0 : 1 ); + default: + return demux_vaControlDefault( p_input, i_query, args ); + } }