Skip to content

GitLab

V
vlc
Commit fe5fe624 authored by François Cartegnie's avatar François Cartegnie 🤞
Browse files
Options

demux: mp4: add WMV3/WMA2 in mov support 

aka flip4mac format.
parent f103d383
Hide whitespace changes
Inline Side-by-side
Showing with 161 additions and 2 deletions
modules/demux/Makefile.am
View file @ fe5fe624
......@@ -191,7 +191,8 @@ EXTRA_LTLIBRARIES += libmkv_plugin.la
libmp4_plugin_la_SOURCES = demux/mp4/mp4.c demux/mp4/mp4.h \
demux/mp4/libmp4.c demux/mp4/libmp4.h \
demux/mp4/id3genres.h demux/mp4/languages.h
demux/mp4/id3genres.h demux/mp4/languages.h \
demux/asf/asfpacket.c demux/asf/asfpacket.h
libmp4_plugin_la_LIBADD = $(LIBM)
libmp4_plugin_la_LDFLAGS = $(AM_LDFLAGS)
if HAVE_ZLIB
......
modules/demux/mp4/mp4.c
View file @ fe5fe624
......@@ -104,6 +104,12 @@ struct demux_sys_t
/* */
input_title_t *p_title;
/* ASF in MP4 */
asf_packet_sys_t asfpacketsys;
uint64_t i_preroll; /* foobar */
int64_t i_preroll_start;
mp4_track_t *p_current_track; /* avoids matching stream_number */
};
#define BOXDATA(type) type->data.type
......@@ -145,6 +151,11 @@ static int LeafGetTrackAndChunkByMOOVPos( demux_t *p_demux, uint64_t *pi_pos,
mp4_track_t **pp_tk, unsigned int *pi_chunk );
static int LeafMapTrafTrunContextes( demux_t *p_demux, MP4_Box_t *p_moof );
/* ASF Handlers */
static asf_track_info_t * MP4ASF_GetTrackInfo( asf_packet_sys_t *p_packetsys, uint8_t i_stream_number );
static void MP4ASF_Send(asf_packet_sys_t *p_packetsys, uint8_t i_stream_number, block_t **pp_frame);
static void MP4ASF_ResetFrames( demux_sys_t *p_sys );
/* Helpers */
static uint32_t stream_ReadU32( stream_t *s, void *p_read, uint32_t i_toread )
......@@ -483,7 +494,26 @@ static void MP4_Block_Send( demux_t *p_demux, mp4_track_t *p_track, block_t *p_b
p_track->rgi_chans_reordering,
p_track->fmt.i_codec );
}
es_out_Send( p_demux->out, p_track->p_es, p_block );
/* ASF packets in mov */
if( p_track->p_asf )
{
/* Fake a new stream from MP4 block */
stream_t *p_stream = p_demux->s;
p_demux->s = stream_MemoryNew( p_demux, p_block->p_buffer, p_block->i_buffer, true );
if ( p_demux->s )
{
p_track->i_dts_backup = p_block->i_dts;
p_track->i_pts_backup = p_block->i_pts;
/* And demux it as ASF packet */
DemuxASFPacket( &p_demux->p_sys->asfpacketsys, p_block->i_buffer, p_block->i_buffer );
stream_Delete(p_demux->s);
}
block_Release(p_block);
p_demux->s = p_stream;
}
else
es_out_Send( p_demux->out, p_track->p_es, p_block );
}
/*****************************************************************************
......@@ -859,6 +889,15 @@ static int Open( vlc_object_t * p_this )
/* */
LoadChapter( p_demux );
p_sys->asfpacketsys.p_demux = p_demux;
p_sys->asfpacketsys.pi_preroll = &p_sys->i_preroll;
p_sys->asfpacketsys.pi_preroll_start = &p_sys->i_preroll_start;
p_sys->asfpacketsys.pf_doskip = NULL;
p_sys->asfpacketsys.pf_send = MP4ASF_Send;
p_sys->asfpacketsys.pf_gettrackinfo = MP4ASF_GetTrackInfo;
p_sys->asfpacketsys.pf_updatetime = NULL;
p_sys->asfpacketsys.pf_setaspectratio = NULL;
return VLC_SUCCESS;
error:
......@@ -1118,6 +1157,7 @@ static int Seek( demux_t *p_demux, mtime_t i_date )
}
MP4_UpdateSeekpoint( p_demux );
MP4ASF_ResetFrames( p_sys );
es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME, i_date );
return VLC_SUCCESS;
......@@ -1220,6 +1260,7 @@ static int LeafSeekToTime( demux_t *p_demux, mtime_t i_nztime )
return VLC_EGENERIC;
}
MP4ASF_ResetFrames( p_sys );
/* And set next display time in that trun/fragment */
es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME, VLC_TS_0 + i_nztime );
return VLC_SUCCESS;
......@@ -2976,6 +3017,56 @@ static int TrackCreateES( demux_t *p_demux, mp4_track_t *p_track,
break;
}
case ATOM_WMA2:
{
MP4_Box_t *p_WMA2 = MP4_BoxGet( p_sample, "wave/WMA2" );
if( p_WMA2 && BOXDATA(p_WMA2) )
{
p_track->fmt.audio.i_channels = BOXDATA(p_WMA2)->Format.nChannels;
p_track->fmt.audio.i_rate = BOXDATA(p_WMA2)->Format.nSamplesPerSec;
p_track->fmt.i_bitrate = BOXDATA(p_WMA2)->Format.nAvgBytesPerSec * 8;
p_track->fmt.audio.i_blockalign = BOXDATA(p_WMA2)->Format.nBlockAlign;
p_track->fmt.audio.i_bitspersample = BOXDATA(p_WMA2)->Format.wBitsPerSample;
p_track->fmt.i_extra = BOXDATA(p_WMA2)->i_extra;
if( p_track->fmt.i_extra > 0 )
{
p_track->fmt.p_extra = malloc( BOXDATA(p_WMA2)->i_extra );
memcpy( p_track->fmt.p_extra, BOXDATA(p_WMA2)->p_extra,
p_track->fmt.i_extra );
}
p_track->p_asf = MP4_BoxGet( p_sample, "wave/ASF " );
}
else
{
msg_Err( p_demux, "missing WMA2 %4.4s", (char*) &p_sample->p_father->i_type );
assert(false);
}
break;
}
case ATOM_WMV3:
{
MP4_Box_t *p_strf = MP4_BoxGet( p_sample, "strf", 0 );
if ( p_strf && BOXDATA(p_strf) )
{
p_track->fmt.i_codec = VLC_CODEC_WMV3;
p_track->fmt.video.i_width = BOXDATA(p_strf)->bmiHeader.biWidth;
p_track->fmt.video.i_visible_width = p_track->fmt.video.i_width;
p_track->fmt.video.i_height = BOXDATA(p_strf)->bmiHeader.biHeight;
p_track->fmt.video.i_visible_height =p_track->fmt.video.i_height;
p_track->fmt.video.i_bits_per_pixel = BOXDATA(p_strf)->bmiHeader.biBitCount;
p_track->fmt.i_extra = BOXDATA(p_strf)->i_extra;
if( p_track->fmt.i_extra > 0 )
{
p_track->fmt.p_extra = malloc( BOXDATA(p_strf)->i_extra );
memcpy( p_track->fmt.p_extra, BOXDATA(p_strf)->p_extra,
p_track->fmt.i_extra );
}
p_track->p_asf = MP4_BoxGet( p_sample, "ASF " );
}
break;
}
default:
msg_Dbg( p_demux, "Unrecognized FourCC %4.4s", (char *)&p_sample->i_type );
break;
......@@ -3469,6 +3560,9 @@ static void MP4_TrackDestroy( mp4_track_t *p_track )
{
FREENULL( p_track->p_sample_size );
}
if ( p_track->asfinfo.p_frame )
block_ChainRelease( p_track->asfinfo.p_frame );
}
static int MP4_TrackSelect( demux_t *p_demux, mp4_track_t *p_track,
......@@ -5612,4 +5706,62 @@ static int DemuxAsLeaf( demux_t *p_demux )
return 1;
}
/* ASF Handlers */
inline static mp4_track_t *MP4ASF_GetTrack( asf_packet_sys_t *p_packetsys,
uint8_t i_stream_number )
{
demux_sys_t *p_sys = p_packetsys->p_demux->p_sys;
for ( unsigned int i=0; i<p_sys->i_tracks; i++ )
{
if ( p_sys->track[i].p_asf &&
i_stream_number == p_sys->track[i].BOXDATA(p_asf)->i_stream_number )
{
return &p_sys->track[i];
}
}
return NULL;
}
static asf_track_info_t * MP4ASF_GetTrackInfo( asf_packet_sys_t *p_packetsys,
uint8_t i_stream_number )
{
mp4_track_t *p_track = MP4ASF_GetTrack( p_packetsys, i_stream_number );
if ( p_track )
return &p_track->asfinfo;
else
return NULL;
}
static void MP4ASF_Send( asf_packet_sys_t *p_packetsys, uint8_t i_stream_number,
block_t **pp_frame )
{
mp4_track_t *p_track = MP4ASF_GetTrack( p_packetsys, i_stream_number );
if ( !p_track )
{
block_Release( *pp_frame );
}
else
{
block_t *p_gather = block_ChainGather( *pp_frame );
p_gather->i_dts = p_track->i_dts_backup;
p_gather->i_pts = p_track->i_pts_backup;
es_out_Send( p_packetsys->p_demux->out, p_track->p_es, p_gather );
}
*pp_frame = NULL;
}
static void MP4ASF_ResetFrames( demux_sys_t *p_sys )
{
for ( unsigned int i=0; i<p_sys->i_tracks; i++ )
{
mp4_track_t *p_track = &p_sys->track[i];
if( p_track->asfinfo.p_frame )
{
block_ChainRelease( p_track->asfinfo.p_frame );
p_track->asfinfo.p_frame = NULL;
}
}
}
#undef BOXDATA
modules/demux/mp4/mp4.h
View file @ fe5fe624
......@@ -31,6 +31,7 @@
#include <vlc_common.h>
#include "libmp4.h"
#include "../asf/asfpacket.h"
/* Contain all information about a chunk */
typedef struct
......@@ -134,6 +135,11 @@ typedef struct
uint64_t i_traf_base_offset;
} context;
/* ASF packets handling */
MP4_Box_t *p_asf;
mtime_t i_dts_backup;
mtime_t i_pts_backup;
asf_track_info_t asfinfo;
} mp4_track_t;
typedef struct mp4_fragment_t mp4_fragment_t;
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment