/*****************************************************************************
- * demux.c: demuxer using ffmpeg (libavformat).
+ * demux.c: demuxer using libavformat
*****************************************************************************
- * Copyright (C) 2004-2009 the VideoLAN team
+ * Copyright (C) 2004-2009 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Gildas Bazin <gbazin@videolan.org>
*
- * 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
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
#include <vlc_charset.h>
#include <vlc_avcodec.h>
-/* ffmpeg header */
-#if defined(HAVE_LIBAVFORMAT_AVFORMAT_H)
-# include <libavformat/avformat.h>
-#elif defined(HAVE_FFMPEG_AVFORMAT_H)
-# include <ffmpeg/avformat.h>
-#endif
+#include <libavformat/avformat.h>
#include "../../codec/avcodec/avcodec.h"
+#include "../../codec/avcodec/chroma.h"
+#include "../../codec/avcodec/avcommon.h"
#include "avformat.h"
#include "../xiph.h"
#include "../vobsub.h"
-//#define AVFORMAT_DEBUG 1
-
-/* Version checking */
-#if defined(HAVE_FFMPEG_AVFORMAT_H) || defined(HAVE_LIBAVFORMAT_AVFORMAT_H)
+/* Support for deprecated APIs */
-#if (LIBAVCODEC_VERSION_INT >= ((51<<16)+(50<<8)+0) )
-# define HAVE_FFMPEG_CODEC_ATTACHMENT 1
+#if LIBAVFORMAT_VERSION_MAJOR < 54
+# define AVDictionaryEntry AVMetadataTag
+# define av_dict_get av_metadata_get
#endif
-#if (LIBAVFORMAT_VERSION_INT >= ((52<<16)+(15<<8)+0) )
-# define HAVE_FFMPEG_CHAPTERS 1
-#endif
+//#define AVFORMAT_DEBUG 1
+
+# define HAVE_AVUTIL_CODEC_ATTACHMENT 1
/*****************************************************************************
* demux_sys_t: demux descriptor
*****************************************************************************/
struct demux_sys_t
{
- ByteIOContext io;
int io_buffer_size;
uint8_t *io_buffer;
AVInputFormat *fmt;
AVFormatContext *ic;
- URLContext url;
- URLProtocol prot;
int i_tk;
es_out_id_t **tk;
-
- int64_t i_pcr;
- int64_t i_pcr_inc;
- int i_pcr_tk;
+ int64_t *tk_pcr;
+ int64_t i_pcr;
unsigned i_ssa_order;
static block_t *BuildSsaFrame( const AVPacket *p_pkt, unsigned i_order );
static void UpdateSeekPoint( demux_t *p_demux, int64_t i_time );
+static void ResetTime( demux_t *p_demux, int64_t i_time );
/*****************************************************************************
* Open
demux_t *p_demux = (demux_t*)p_this;
demux_sys_t *p_sys;
AVProbeData pd;
- AVInputFormat *fmt;
+ AVInputFormat *fmt = NULL;
unsigned int i;
int64_t i_start_time = -1;
+ bool b_can_seek;
+ char *psz_url;
+ int error;
+ if( p_demux->psz_file )
+ psz_url = strdup( p_demux->psz_file );
+ else
+ {
+ if( asprintf( &psz_url, "%s://%s", p_demux->psz_access, p_demux->psz_location ) == -1)
+ return VLC_ENOMEM;
+ }
+ msg_Dbg( p_demux, "trying url: %s", psz_url );
/* Init Probe data */
- pd.filename = p_demux->psz_path;
- if( ( pd.buf_size = stream_Peek( p_demux->s, &pd.buf, 2048 + 213 ) ) <= 0 )
+ pd.filename = psz_url;
+ if( ( pd.buf_size = stream_Peek( p_demux->s, (const uint8_t**)&pd.buf, 2048 + 213 ) ) <= 0 )
{
+ free( psz_url );
msg_Warn( p_demux, "cannot peek" );
return VLC_EGENERIC;
}
+ stream_Control( p_demux->s, STREAM_CAN_SEEK, &b_can_seek );
- vlc_avcodec_lock();
- av_register_all(); /* Can be called several times */
- vlc_avcodec_unlock();
+ vlc_init_avformat(p_this);
+
+ char *psz_format = var_InheritString( p_this, "avformat-format" );
+ if( psz_format )
+ {
+ if( (fmt = av_find_input_format(psz_format)) )
+ msg_Dbg( p_demux, "forcing format: %s", fmt->name );
+ free( psz_format );
+ }
/* Guess format */
- if( !( fmt = av_probe_input_format( &pd, 1 ) ) )
+ if( !fmt && !( fmt = av_probe_input_format( &pd, 1 ) ) )
{
msg_Dbg( p_demux, "couldn't guess format" );
+ free( psz_url );
return VLC_EGENERIC;
}
- /* Don't try to handle MPEG unless forced */
- if( !p_demux->b_force &&
- ( !strcmp( fmt->name, "mpeg" ) ||
- !strcmp( fmt->name, "vcd" ) ||
- !strcmp( fmt->name, "vob" ) ||
- !strcmp( fmt->name, "mpegts" ) ||
- /* libavformat's redirector won't work */
- !strcmp( fmt->name, "redir" ) ||
- !strcmp( fmt->name, "sdp" ) ) )
+ if( !p_demux->b_force )
{
- return VLC_EGENERIC;
+ static const char ppsz_blacklist[][16] = {
+ /* Don't handle MPEG unless forced */
+ "mpeg", "vcd", "vob", "mpegts",
+ /* libavformat's redirector won't work */
+ "redir", "sdp",
+ /* Don't handle subtitles format */
+ "ass", "srt", "microdvd",
+ ""
+ };
+
+ for( int i = 0; *ppsz_blacklist[i]; i++ )
+ {
+ if( !strcmp( fmt->name, ppsz_blacklist[i] ) )
+ {
+ free( psz_url );
+ return VLC_EGENERIC;
+ }
+ }
}
/* Don't trigger false alarms on bin files */
{
int i_len;
- if( !p_demux->psz_path ) return VLC_EGENERIC;
+ if( !p_demux->psz_file )
+ {
+ free( psz_url );
+ return VLC_EGENERIC;
+ }
- i_len = strlen( p_demux->psz_path );
- if( i_len < 4 ) return VLC_EGENERIC;
+ i_len = strlen( p_demux->psz_file );
+ if( i_len < 4 )
+ {
+ free( psz_url );
+ return VLC_EGENERIC;
+ }
- if( strcasecmp( &p_demux->psz_path[i_len - 4], ".str" ) &&
- strcasecmp( &p_demux->psz_path[i_len - 4], ".xai" ) &&
- strcasecmp( &p_demux->psz_path[i_len - 3], ".xa" ) )
+ if( strcasecmp( &p_demux->psz_file[i_len - 4], ".str" ) &&
+ strcasecmp( &p_demux->psz_file[i_len - 4], ".xai" ) &&
+ strcasecmp( &p_demux->psz_file[i_len - 3], ".xa" ) )
{
+ free( psz_url );
return VLC_EGENERIC;
}
}
p_sys->fmt = fmt;
p_sys->i_tk = 0;
p_sys->tk = NULL;
- p_sys->i_pcr_tk = -1;
- p_sys->i_pcr = -1;
+ p_sys->tk_pcr = NULL;
p_sys->i_ssa_order = 0;
TAB_INIT( p_sys->i_attachments, p_sys->attachments);
p_sys->p_title = NULL;
/* Create I/O wrapper */
p_sys->io_buffer_size = 32768; /* FIXME */
p_sys->io_buffer = malloc( p_sys->io_buffer_size );
- p_sys->url.priv_data = p_demux;
- p_sys->url.prot = &p_sys->prot;
- p_sys->url.prot->name = "VLC I/O wrapper";
- p_sys->url.prot->url_open = 0;
- p_sys->url.prot->url_read =
- (int (*) (URLContext *, unsigned char *, int))IORead;
- p_sys->url.prot->url_write = 0;
- p_sys->url.prot->url_seek =
- (int64_t (*) (URLContext *, int64_t, int))IOSeek;
- p_sys->url.prot->url_close = 0;
- p_sys->url.prot->next = 0;
- init_put_byte( &p_sys->io, p_sys->io_buffer, p_sys->io_buffer_size,
- 0, &p_sys->url, IORead, NULL, IOSeek );
-
- /* Open it */
- if( av_open_input_stream( &p_sys->ic, &p_sys->io, p_demux->psz_path,
- p_sys->fmt, NULL ) )
+
+ p_sys->ic = avformat_alloc_context();
+ p_sys->ic->pb = avio_alloc_context( p_sys->io_buffer,
+ p_sys->io_buffer_size, 0, p_demux, IORead, NULL, IOSeek );
+ p_sys->ic->pb->seekable = b_can_seek ? AVIO_SEEKABLE_NORMAL : 0;
+ error = avformat_open_input(&p_sys->ic, psz_url, p_sys->fmt, NULL);
+
+ if( error < 0 )
{
- msg_Err( p_demux, "av_open_input_stream failed" );
+ errno = AVUNERROR(error);
+ msg_Err( p_demux, "Could not open %s: %m", psz_url );
+ p_sys->ic = NULL;
+ free( psz_url );
CloseDemux( p_this );
return VLC_EGENERIC;
}
-
+ free( psz_url );
+
+#if LIBAVFORMAT_VERSION_INT >= ((53<<16)+(26<<8)+0)
+ char *psz_opts = var_InheritString( p_demux, "avformat-options" );
+ AVDictionary *options[p_sys->ic->nb_streams ? p_sys->ic->nb_streams : 1];
+ options[0] = NULL;
+ unsigned int nb_streams = p_sys->ic->nb_streams;
+ for (unsigned i = 1; i < nb_streams; i++)
+ options[i] = NULL;
+ if (psz_opts && *psz_opts) {
+ options[0] = vlc_av_get_options(psz_opts);
+ for (unsigned i = 1; i < nb_streams; i++) {
+ av_dict_copy(&options[i], options[0], 0);
+ }
+ }
+ free(psz_opts);
vlc_avcodec_lock(); /* avformat calls avcodec behind our back!!! */
- if( av_find_stream_info( p_sys->ic ) < 0 )
- {
- msg_Warn( p_demux, "av_find_stream_info failed" );
+ error = avformat_find_stream_info( p_sys->ic, options );
+ /* FIXME: what if nb_streams change after that call? */
+ vlc_avcodec_unlock();
+ AVDictionaryEntry *t = NULL;
+ while ((t = av_dict_get(options[0], "", t, AV_DICT_IGNORE_SUFFIX))) {
+ msg_Err( p_demux, "Unknown option \"%s\"", t->key );
}
+ av_dict_free(&options[0]);
+ for (unsigned i = 1; i < nb_streams; i++) {
+ av_dict_free(&options[i]);
+ }
+#else
+ vlc_avcodec_lock(); /* avformat calls avcodec behind our back!!! */
+ error = av_find_stream_info( p_sys->ic );
vlc_avcodec_unlock();
+#endif
+
+ if( error < 0 )
+ {
+ errno = AVUNERROR(error);
+ msg_Warn( p_demux, "Could not find stream info: %m" );
+ }
for( i = 0; i < p_sys->ic->nb_streams; i++ )
{
if( !GetVlcFourcc( cc->codec_id, NULL, &fcc, NULL ) )
fcc = VLC_FOURCC( 'u', 'n', 'd', 'f' );
+#if LIBAVFORMAT_VERSION_INT >= ((54<<16)+(2<<8)+0)
+ /* Do not use the cover art as a stream */
+ if( s->disposition == AV_DISPOSITION_ATTACHED_PIC )
+ continue;
+#endif
+
switch( cc->codec_type )
{
- case CODEC_TYPE_AUDIO:
+ case AVMEDIA_TYPE_AUDIO:
es_format_Init( &fmt, AUDIO_ES, fcc );
fmt.i_bitrate = cc->bit_rate;
fmt.audio.i_channels = cc->channels;
fmt.audio.i_rate = cc->sample_rate;
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- fmt.audio.i_bitspersample = cc->bits_per_sample;
-#else
fmt.audio.i_bitspersample = cc->bits_per_coded_sample;
-#endif
fmt.audio.i_blockalign = cc->block_align;
psz_type = "audio";
break;
- case CODEC_TYPE_VIDEO:
+ case AVMEDIA_TYPE_VIDEO:
es_format_Init( &fmt, VIDEO_ES, fcc );
+ fmt.video.i_bits_per_pixel = cc->bits_per_coded_sample;
/* Special case for raw video data */
- if( cc->codec_id == CODEC_ID_RAWVIDEO )
+ if( cc->codec_id == AV_CODEC_ID_RAWVIDEO )
{
msg_Dbg( p_demux, "raw video, pixel format: %i", cc->pix_fmt );
if( GetVlcChroma( &fmt.video, cc->pix_fmt ) != VLC_SUCCESS)
else
fmt.i_codec = fmt.video.i_chroma;
}
+ /* We need this for the h264 packetizer */
+ else if( cc->codec_id == AV_CODEC_ID_H264 && ( p_sys->fmt == av_find_input_format("flv") ||
+ p_sys->fmt == av_find_input_format("matroska") || p_sys->fmt == av_find_input_format("mp4") ) )
+ fmt.i_original_fourcc = VLC_FOURCC( 'a', 'v', 'c', '1' );
fmt.video.i_width = cc->width;
fmt.video.i_height = cc->height;
+#if LIBAVCODEC_VERSION_MAJOR < 54
if( cc->palctrl )
{
fmt.video.p_palette = malloc( sizeof(video_palette_t) );
*fmt.video.p_palette = *(video_palette_t *)cc->palctrl;
}
+#else
+# warning FIXME: implement palette transmission
+#endif
psz_type = "video";
+ fmt.video.i_frame_rate = cc->time_base.den;
+ fmt.video.i_frame_rate_base = cc->time_base.num * __MAX( cc->ticks_per_frame, 1 );
+ fmt.video.i_sar_num = s->sample_aspect_ratio.num;
+ if (s->sample_aspect_ratio.num > 0)
+ fmt.video.i_sar_den = s->sample_aspect_ratio.den;
+ else
+ fmt.video.i_sar_den = 0;
break;
- case CODEC_TYPE_SUBTITLE:
+ case AVMEDIA_TYPE_SUBTITLE:
es_format_Init( &fmt, SPU_ES, fcc );
if( strncmp( p_sys->ic->iformat->name, "matroska", 8 ) == 0 &&
- cc->codec_id == CODEC_ID_DVD_SUBTITLE &&
+ cc->codec_id == AV_CODEC_ID_DVD_SUBTITLE &&
cc->extradata != NULL &&
cc->extradata_size > 0 )
{
default:
es_format_Init( &fmt, UNKNOWN_ES, 0 );
-#ifdef HAVE_FFMPEG_CODEC_ATTACHMENT
- if( cc->codec_type == CODEC_TYPE_ATTACHMENT )
+#ifdef HAVE_AVUTIL_CODEC_ATTACHMENT
+ if( cc->codec_type == AVMEDIA_TYPE_ATTACHMENT )
{
input_attachment_t *p_attachment;
+
psz_type = "attachment";
- if( cc->codec_id == CODEC_ID_TTF )
+ if( cc->codec_id == AV_CODEC_ID_TTF )
{
- p_attachment = vlc_input_attachment_New( s->filename, "application/x-truetype-font", NULL,
- cc->extradata, (int)cc->extradata_size );
- TAB_APPEND( p_sys->i_attachments, p_sys->attachments, p_attachment );
+ AVDictionaryEntry *filename = av_dict_get( s->metadata, "filename", NULL, 0 );
+ if( filename && filename->value )
+ {
+ p_attachment = vlc_input_attachment_New(
+ filename->value, "application/x-truetype-font",
+ NULL, cc->extradata, (int)cc->extradata_size );
+ TAB_APPEND( p_sys->i_attachments, p_sys->attachments,
+ p_attachment );
+ }
}
- else msg_Warn( p_demux, "unsupported attachment type in ffmpeg demux" );
+ else msg_Warn( p_demux, "unsupported attachment type (%u) in avformat demux", cc->codec_id );
}
- break;
+ else
#endif
+ {
+ if( cc->codec_type == AVMEDIA_TYPE_DATA )
+ psz_type = "data";
- if( cc->codec_type == CODEC_TYPE_DATA )
- psz_type = "data";
-
- msg_Warn( p_demux, "unsupported track type in ffmpeg demux" );
+ msg_Warn( p_demux, "unsupported track type (%u:%u) in avformat demux", cc->codec_type, cc->codec_id );
+ }
break;
}
- fmt.psz_language = strdup( s->language );
+
+ AVDictionaryEntry *language = av_dict_get( s->metadata, "language", NULL, 0 );
+ if ( language && language->value )
+ fmt.psz_language = strdup( language->value );
+
if( s->disposition & AV_DISPOSITION_DEFAULT )
- fmt.i_priority = 1000;
+ fmt.i_priority = ES_PRIORITY_SELECTABLE_MIN + 1000;
-#ifdef HAVE_FFMPEG_CODEC_ATTACHMENT
- if( cc->codec_type != CODEC_TYPE_ATTACHMENT )
+#ifdef HAVE_AVUTIL_CODEC_ATTACHMENT
+ if( cc->codec_type != AVMEDIA_TYPE_ATTACHMENT )
#endif
+ if( cc->codec_type != AVMEDIA_TYPE_DATA )
{
const bool b_ogg = !strcmp( p_sys->fmt->name, "ogg" );
const uint8_t *p_extra = cc->extradata;
unsigned i_extra = cc->extradata_size;
- if( cc->codec_id == CODEC_ID_THEORA && b_ogg )
+ if( cc->codec_id == AV_CODEC_ID_THEORA && b_ogg )
{
unsigned pi_size[3];
- void *pp_data[3];
+ const void *pp_data[3];
unsigned i_count;
for( i_count = 0; i_count < 3; i_count++ )
{
if( i_extra < 2 )
break;
pi_size[i_count] = GetWBE( p_extra );
- pp_data[i_count] = (uint8_t*)&p_extra[2];
+ pp_data[i_count] = &p_extra[2];
if( i_extra < pi_size[i_count] + 2 )
break;
fmt.p_extra = NULL;
}
}
- else if( cc->codec_id == CODEC_ID_SPEEX && b_ogg )
+ else if( cc->codec_id == AV_CODEC_ID_SPEEX && b_ogg )
{
- uint8_t p_dummy_comment[] = {
+ const uint8_t p_dummy_comment[] = {
0, 0, 0, 0,
0, 0, 0, 0,
};
unsigned pi_size[2];
- void *pp_data[2];
+ const void *pp_data[2];
pi_size[0] = i_extra;
- pp_data[0] = (uint8_t*)p_extra;
+ pp_data[0] = p_extra;
pi_size[1] = sizeof(p_dummy_comment);
pp_data[1] = p_dummy_comment;
memcpy( fmt.p_extra, p_extra, i_extra );
}
}
+ es = es_out_Add( p_demux->out, &fmt );
+ if( s->disposition & AV_DISPOSITION_DEFAULT )
+ es_out_Control( p_demux->out, ES_OUT_SET_ES_DEFAULT, es );
+ es_format_Clean( &fmt );
+
+ msg_Dbg( p_demux, "adding es: %s codec = %4.4s (%d)",
+ psz_type, (char*)&fcc, cc->codec_id );
+ TAB_APPEND( p_sys->i_tk, p_sys->tk, es );
}
- es = es_out_Add( p_demux->out, &fmt );
- if( s->disposition & AV_DISPOSITION_DEFAULT )
- es_out_Control( p_demux->out, ES_OUT_SET_ES_DEFAULT, es );
- es_format_Clean( &fmt );
-
- msg_Dbg( p_demux, "adding es: %s codec = %4.4s",
- psz_type, (char*)&fcc );
- TAB_APPEND( p_sys->i_tk, p_sys->tk, es );
}
+ p_sys->tk_pcr = calloc( p_sys->i_tk, sizeof(*p_sys->tk_pcr) );
+
if( p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE )
i_start_time = p_sys->ic->start_time * 1000000 / AV_TIME_BASE;
( p_sys->ic->duration != (int64_t)AV_NOPTS_VALUE ) ?
p_sys->ic->duration * 1000000 / AV_TIME_BASE : -1 );
-#ifdef HAVE_FFMPEG_CHAPTERS
if( p_sys->ic->nb_chapters > 0 )
+ {
p_sys->p_title = vlc_input_title_New();
+ p_sys->p_title->i_length = p_sys->ic->duration * 1000000 / AV_TIME_BASE;
+ }
+
for( i = 0; i < p_sys->ic->nb_chapters; i++ )
{
seekpoint_t *s = vlc_seekpoint_New();
- if( p_sys->ic->chapters[i]->title )
+ AVDictionaryEntry *title = av_dict_get( p_sys->ic->metadata, "title", NULL, 0);
+ if( title && title->value )
{
- s->psz_name = strdup( p_sys->ic->chapters[i]->title );
+ s->psz_name = strdup( title->value );
EnsureUTF8( s->psz_name );
msg_Dbg( p_demux, " - chapter %d: %s", i, s->psz_name );
}
(i_start_time != -1 ? i_start_time : 0 );
TAB_APPEND( p_sys->p_title->i_seekpoint, p_sys->p_title->seekpoint, s );
}
-#endif
+ ResetTime( p_demux, 0 );
return VLC_SUCCESS;
}
demux_sys_t *p_sys = p_demux->p_sys;
FREENULL( p_sys->tk );
+ free( p_sys->tk_pcr );
- if( p_sys->ic ) av_close_input_stream( p_sys->ic );
+ if( p_sys->ic )
+ {
+ av_free( p_sys->ic->pb );
+#if LIBAVFORMAT_VERSION_INT >= ((53<<16)+(26<<8)+0)
+ avformat_close_input( &p_sys->ic );
+#else
+ av_close_input_stream( p_sys->ic );
+#endif
+ }
for( int i = 0; i < p_sys->i_attachments; i++ )
free( p_sys->attachments[i] );
int64_t i_start_time;
/* Read a frame */
- if( av_read_frame( p_sys->ic, &pkt ) )
+ int i_av_ret = av_read_frame( p_sys->ic, &pkt );
+ if( i_av_ret )
{
+ /* Avoid EOF if av_read_frame returns AVERROR(EAGAIN) */
+ if( i_av_ret == AVERROR(EAGAIN) )
+ return 1;
+
return 0;
}
if( pkt.stream_index < 0 || pkt.stream_index >= p_sys->i_tk )
av_free_packet( &pkt );
return 1;
}
- if( p_stream->codec->codec_id == CODEC_ID_SSA )
+ if( p_stream->codec->codec_id == AV_CODEC_ID_SSA )
{
p_frame = BuildSsaFrame( &pkt, p_sys->i_ssa_order++ );
if( !p_frame )
}
else
{
- if( ( p_frame = block_New( p_demux, pkt.size ) ) == NULL )
+ if( ( p_frame = block_Alloc( pkt.size ) ) == NULL )
{
av_free_packet( &pkt );
return 0;
memcpy( p_frame->p_buffer, pkt.data, pkt.size );
}
- if( pkt.flags & PKT_FLAG_KEY )
+ if( pkt.flags & AV_PKT_FLAG_KEY )
p_frame->i_flags |= BLOCK_FLAG_TYPE_I;
- i_start_time = ( p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE ) ?
- ( p_sys->ic->start_time * 1000000 / AV_TIME_BASE ) : 0;
-
- p_frame->i_dts = ( pkt.dts == (int64_t)AV_NOPTS_VALUE ) ?
- VLC_TS_INVALID : (pkt.dts) * 1000000 *
- p_stream->time_base.num /
- p_stream->time_base.den - i_start_time + VLC_TS_0;
- p_frame->i_pts = ( pkt.pts == (int64_t)AV_NOPTS_VALUE ) ?
- VLC_TS_INVALID : (pkt.pts) * 1000000 *
- p_stream->time_base.num /
- p_stream->time_base.den - i_start_time + VLC_TS_0;
+ /* Used to avoid timestamps overlow */
+ lldiv_t q;
+ if( p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE )
+ {
+ q = lldiv( p_sys->ic->start_time, AV_TIME_BASE);
+ i_start_time = q.quot * (int64_t)1000000 + q.rem * (int64_t)1000000 / AV_TIME_BASE;
+ }
+ else
+ i_start_time = 0;
+
+ if( pkt.dts == (int64_t)AV_NOPTS_VALUE )
+ p_frame->i_dts = VLC_TS_INVALID;
+ else
+ {
+ q = lldiv( pkt.dts, p_stream->time_base.den );
+ p_frame->i_dts = q.quot * (int64_t)1000000 *
+ p_stream->time_base.num + q.rem * (int64_t)1000000 *
+ p_stream->time_base.num /
+ p_stream->time_base.den - i_start_time + VLC_TS_0;
+ }
+
+ if( pkt.pts == (int64_t)AV_NOPTS_VALUE )
+ p_frame->i_pts = VLC_TS_INVALID;
+ else
+ {
+ q = lldiv( pkt.pts, p_stream->time_base.den );
+ p_frame->i_pts = q.quot * (int64_t)1000000 *
+ p_stream->time_base.num + q.rem * (int64_t)1000000 *
+ p_stream->time_base.num /
+ p_stream->time_base.den - i_start_time + VLC_TS_0;
+ }
if( pkt.duration > 0 && p_frame->i_length <= 0 )
p_frame->i_length = pkt.duration * 1000000 *
p_stream->time_base.num /
p_stream->time_base.den;
- if( pkt.dts != AV_NOPTS_VALUE && pkt.dts == pkt.pts &&
- p_stream->codec->codec_type == CODEC_TYPE_VIDEO )
+ if( pkt.dts != (int64_t)AV_NOPTS_VALUE && pkt.dts == pkt.pts &&
+ p_stream->codec->codec_type == AVMEDIA_TYPE_VIDEO )
{
/* Add here notoriously bugged file formats/samples regarding PTS */
if( !strcmp( p_sys->fmt->name, "flv" ) )
msg_Dbg( p_demux, "tk[%d] dts=%"PRId64" pts=%"PRId64,
pkt.stream_index, p_frame->i_dts, p_frame->i_pts );
#endif
+ if( p_frame->i_dts > VLC_TS_INVALID )
+ p_sys->tk_pcr[pkt.stream_index] = p_frame->i_dts;
- if( p_frame->i_dts > VLC_TS_INVALID &&
- ( pkt.stream_index == p_sys->i_pcr_tk || p_sys->i_pcr_tk < 0 ) )
- {
- p_sys->i_pcr_tk = pkt.stream_index;
- p_sys->i_pcr = p_frame->i_dts;
+ int64_t i_ts_max = INT64_MIN;
+ for( int i = 0; i < p_sys->i_tk; i++ )
+ i_ts_max = __MAX( i_ts_max, p_sys->tk_pcr[i] );
- es_out_Control( p_demux->out, ES_OUT_SET_PCR, (int64_t)p_sys->i_pcr );
+ int64_t i_ts_min = INT64_MAX;
+ for( int i = 0; i < p_sys->i_tk; i++ )
+ {
+ if( p_sys->tk_pcr[i] > VLC_TS_INVALID && p_sys->tk_pcr[i] + 10 * CLOCK_FREQ >= i_ts_max )
+ i_ts_min = __MIN( i_ts_min, p_sys->tk_pcr[i] );
+ }
+ if( i_ts_min >= p_sys->i_pcr )
+ {
+ p_sys->i_pcr = i_ts_min;
+ es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
+ UpdateSeekPoint( p_demux, p_sys->i_pcr );
}
es_out_Send( p_demux->out, p_sys->tk[pkt.stream_index], p_frame );
- UpdateSeekPoint( p_demux, p_sys->i_pcr);
av_free_packet( &pkt );
return 1;
}
}
}
+static void ResetTime( demux_t *p_demux, int64_t i_time )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ if( p_sys->ic->start_time == (int64_t)AV_NOPTS_VALUE || i_time < 0 )
+ i_time = VLC_TS_INVALID;
+ else if( i_time == 0 )
+ i_time = 1;
+
+ p_sys->i_pcr = i_time;
+ for( int i = 0; i < p_sys->i_tk; i++ )
+ p_sys->tk_pcr[i] = i_time;
+
+ if( i_time > VLC_TS_INVALID )
+ {
+ es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME, i_time );
+ UpdateSeekPoint( p_demux, i_time );
+ }
+}
+
static block_t *BuildSsaFrame( const AVPacket *p_pkt, unsigned i_order )
{
if( p_pkt->size <= 0 )
return NULL;
char buffer[256];
- const size_t i_buffer_size = __MIN( sizeof(buffer) - 1, p_pkt->size );
+ const size_t i_buffer_size = __MIN( (int)sizeof(buffer) - 1, p_pkt->size );
memcpy( buffer, p_pkt->data, i_buffer_size );
buffer[i_buffer_size] = '\0';
if( sscanf( buffer, "Dialogue: %d,%d:%d:%d.%d,%d:%d:%d.%d,%n", &i_layer,
&h0, &m0, &s0, &c0, &h1, &m1, &s1, &c1, &i_position ) < 9 )
return NULL;
- if( i_position <= 0 || i_position >= i_buffer_size )
+ if( i_position <= 0 || (unsigned)i_position >= i_buffer_size )
return NULL;
char *p;
if( asprintf( &p, "%u,%d,%.*s", i_order, i_layer, p_pkt->size - i_position, p_pkt->data + i_position ) < 0 )
return NULL;
- block_t *p_frame = block_heap_Alloc( p, p, strlen(p) + 1 );
+ block_t *p_frame = block_heap_Alloc( p, strlen(p) + 1 );
if( p_frame )
- p_frame->i_length = CLOCK_FREQ * ((h1 - h1) * 3600 +
+ p_frame->i_length = CLOCK_FREQ * ((h1-h0) * 3600 +
(m1-m0) * 60 +
(s1-s0) * 1) +
CLOCK_FREQ * (c1-c0) / 100;
static int Control( demux_t *p_demux, int i_query, va_list args )
{
demux_sys_t *p_sys = p_demux->p_sys;
+ const int64_t i_start_time = p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE ? p_sys->ic->start_time : 0;
double f, *pf;
int64_t i64, *pi64;
case DEMUX_SET_POSITION:
f = (double) va_arg( args, double );
- if( p_sys->i_pcr > 0 )
- {
- i64 = p_sys->ic->duration * f;
- if( p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE )
- i64 += p_sys->ic->start_time;
+ i64 = p_sys->ic->duration * f + i_start_time;
- msg_Warn( p_demux, "DEMUX_SET_POSITION: %"PRId64, i64 );
+ msg_Warn( p_demux, "DEMUX_SET_POSITION: %"PRId64, i64 );
- /* If we have a duration, we prefer to seek by time
- but if we don't, or if the seek fails, try BYTE seeking */
- if( p_sys->ic->duration == (int64_t)AV_NOPTS_VALUE ||
- (av_seek_frame( p_sys->ic, -1, i64, 0 ) < 0) )
- {
- int64_t i_size = stream_Size( p_demux->s );
- i64 = (i_size * f);
+ /* If we have a duration, we prefer to seek by time
+ but if we don't, or if the seek fails, try BYTE seeking */
+ if( p_sys->ic->duration == (int64_t)AV_NOPTS_VALUE ||
+ (av_seek_frame( p_sys->ic, -1, i64, AVSEEK_FLAG_BACKWARD ) < 0) )
+ {
+ int64_t i_size = stream_Size( p_demux->s );
+ i64 = (i_size * f);
- msg_Warn( p_demux, "DEMUX_SET_BYTE_POSITION: %"PRId64, i64 );
- if( av_seek_frame( p_sys->ic, -1, i64, AVSEEK_FLAG_BYTE ) < 0 )
- return VLC_EGENERIC;
- }
- else
- {
- UpdateSeekPoint( p_demux, i64 );
- }
- p_sys->i_pcr = -1; /* Invalidate time display */
+ msg_Warn( p_demux, "DEMUX_SET_BYTE_POSITION: %"PRId64, i64 );
+ if( av_seek_frame( p_sys->ic, -1, i64, AVSEEK_FLAG_BYTE ) < 0 )
+ return VLC_EGENERIC;
+
+ ResetTime( p_demux, -1 );
+ }
+ else
+ {
+ ResetTime( p_demux, i64 - i_start_time );
}
return VLC_SUCCESS;
return VLC_SUCCESS;
case DEMUX_SET_TIME:
+ {
i64 = (int64_t)va_arg( args, int64_t );
- i64 = i64 *AV_TIME_BASE / 1000000;
- if( p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE )
- i64 += p_sys->ic->start_time;
+ i64 = i64 *AV_TIME_BASE / 1000000 + i_start_time;
msg_Warn( p_demux, "DEMUX_SET_TIME: %"PRId64, i64 );
- if( av_seek_frame( p_sys->ic, -1, i64, 0 ) < 0 )
+ if( av_seek_frame( p_sys->ic, -1, i64, AVSEEK_FLAG_BACKWARD ) < 0 )
{
return VLC_EGENERIC;
}
- p_sys->i_pcr = -1; /* Invalidate time display */
- UpdateSeekPoint( p_demux, i64 );
+ ResetTime( p_demux, i64 - i_start_time );
return VLC_SUCCESS;
+ }
case DEMUX_HAS_UNSUPPORTED_META:
{
case DEMUX_GET_META:
{
- vlc_meta_t *p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
-
- if( !p_sys->ic->title[0] || !p_sys->ic->author[0] ||
- !p_sys->ic->copyright[0] || !p_sys->ic->comment[0] ||
- /*!p_sys->ic->album[0] ||*/ !p_sys->ic->genre[0] )
+ static const char names[][10] = {
+ [vlc_meta_Title] = "title",
+ [vlc_meta_Artist] = "artist",
+ [vlc_meta_Genre] = "genre",
+ [vlc_meta_Copyright] = "copyright",
+ [vlc_meta_Album] = "album",
+ //[vlc_meta_TrackNumber] -- TODO: parse number/total value
+ [vlc_meta_Description] = "comment",
+ //[vlc_meta_Rating]
+ [vlc_meta_Date] = "date",
+ [vlc_meta_Setting] = "encoder",
+ //[vlc_meta_URL]
+ [vlc_meta_Language] = "language",
+ //[vlc_meta_NowPlaying]
+ [vlc_meta_Publisher] = "publisher",
+ [vlc_meta_EncodedBy] = "encoded_by",
+ //[vlc_meta_ArtworkURL]
+ //[vlc_meta_TrackID]
+ //[vlc_meta_TrackTotal]
+ };
+ vlc_meta_t *p_meta = va_arg( args, vlc_meta_t * );
+ AVDictionary *dict = p_sys->ic->metadata;
+
+ for( unsigned i = 0; i < sizeof(names) / sizeof(*names); i++)
{
- return VLC_EGENERIC;
- }
+ if( !names[i][0] )
+ continue;
- if( p_sys->ic->title[0] )
- vlc_meta_SetTitle( p_meta, p_sys->ic->title );
- if( p_sys->ic->author[0] )
- vlc_meta_SetArtist( p_meta, p_sys->ic->author );
- if( p_sys->ic->copyright[0] )
- vlc_meta_SetCopyright( p_meta, p_sys->ic->copyright );
- if( p_sys->ic->comment[0] )
- vlc_meta_SetDescription( p_meta, p_sys->ic->comment );
- if( p_sys->ic->genre[0] )
- vlc_meta_SetGenre( p_meta, p_sys->ic->genre );
+ AVDictionaryEntry *e = av_dict_get( dict, names[i], NULL, 0 );
+ if( e != NULL && e->value != NULL && IsUTF8(e->value) )
+ vlc_meta_Set( p_meta, i, e->value );
+ }
return VLC_SUCCESS;
}
return VLC_EGENERIC;
*pi_int = p_sys->i_attachments;;
- *ppp_attach = malloc( sizeof(input_attachment_t**) * p_sys->i_attachments );
+ *ppp_attach = malloc( sizeof(input_attachment_t*) * p_sys->i_attachments );
for( i = 0; i < p_sys->i_attachments; i++ )
(*ppp_attach)[i] = vlc_input_attachment_Duplicate( p_sys->attachments[i] );
return VLC_SUCCESS;
return VLC_EGENERIC;
*pi_int = 1;
- *ppp_title = malloc( sizeof( input_title_t**) );
+ *ppp_title = malloc( sizeof( input_title_t*) );
(*ppp_title)[0] = vlc_input_title_Duplicate( p_sys->p_title );
*pi_title_offset = 0;
*pi_seekpoint_offset = 0;
if( !p_sys->p_title )
return VLC_EGENERIC;
- i64 = p_sys->p_title->seekpoint[i_seekpoint]->i_time_offset *AV_TIME_BASE / 1000000;
- if( p_sys->ic->start_time != (int64_t)AV_NOPTS_VALUE )
- i64 += p_sys->ic->start_time;
+ i64 = p_sys->p_title->seekpoint[i_seekpoint]->i_time_offset *
+ AV_TIME_BASE / 1000000 + i_start_time;
msg_Warn( p_demux, "DEMUX_SET_TIME: %"PRId64, i64 );
- if( av_seek_frame( p_sys->ic, -1, i64, 0 ) < 0 )
+ if( av_seek_frame( p_sys->ic, -1, i64, AVSEEK_FLAG_BACKWARD ) < 0 )
{
return VLC_EGENERIC;
}
- p_sys->i_pcr = -1; /* Invalidate time display */
- UpdateSeekPoint( p_demux, i64 );
+ ResetTime( p_demux, i64 - i_start_time );
return VLC_SUCCESS;
}
*****************************************************************************/
static int IORead( void *opaque, uint8_t *buf, int buf_size )
{
- URLContext *p_url = opaque;
- demux_t *p_demux = p_url->priv_data;
+ demux_t *p_demux = opaque;
if( buf_size < 0 ) return -1;
int i_ret = stream_Read( p_demux->s, buf, buf_size );
return i_ret ? i_ret : -1;
static int64_t IOSeek( void *opaque, int64_t offset, int whence )
{
- URLContext *p_url = opaque;
- demux_t *p_demux = p_url->priv_data;
+ demux_t *p_demux = opaque;
int64_t i_absolute;
int64_t i_size = stream_Size( p_demux->s );
return stream_Tell( p_demux->s );
}
-
-#endif /* HAVE_LIBAVFORMAT_AVFORMAT_H */