/*****************************************************************************
* OpenDecoder: probe the decoder and return score
*****************************************************************************/
static int OpenDecoder( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*) p_this;
int i_cat, i_codec_id, i_result;
const char *psz_namecodec;
AVCodecContext *p_context = NULL;
AVCodec *p_codec = NULL;
/* *** determine codec type *** */
if( !GetFfmpegCodec( p_dec->fmt_in.i_codec, &i_cat, &i_codec_id,
&psz_namecodec ) )
{
return VLC_EGENERIC;
}
/* Initialization must be done before avcodec_find_decoder() */
vlc_init_avcodec();
/* *** ask ffmpeg for a decoder *** */
char *psz_decoder = var_CreateGetString( p_this, "avcodec-codec" );
if( psz_decoder && *psz_decoder )
{
p_codec = avcodec_find_decoder_by_name( psz_decoder );
if( !p_codec )
msg_Err( p_this, "Decoder `%s' not found", psz_decoder );
else if( p_codec->id != i_codec_id )
{
msg_Err( p_this, "Decoder `%s' can't handle %4.4s",
psz_decoder, (char*)&p_dec->fmt_in.i_codec );
p_codec = NULL;
}
}
free( psz_decoder );
if( !p_codec )
p_codec = avcodec_find_decoder( i_codec_id );
if( !p_codec )
{
msg_Dbg( p_dec, "codec not found (%s)", psz_namecodec );
return VLC_EGENERIC;
}
/* *** get a p_context *** */
#if LIBAVCODEC_VERSION_MAJOR >= 54
p_context = avcodec_alloc_context3(p_codec);
#else
p_context = avcodec_alloc_context();
#endif
if( !p_context )
return VLC_ENOMEM;
p_context->debug = var_InheritInteger( p_dec, "avcodec-debug" );
p_context->opaque = (void *)p_this;
/* Set CPU capabilities */
unsigned i_cpu = vlc_CPU();
p_context->dsp_mask = 0;
if( !(i_cpu & CPU_CAPABILITY_MMX) )
{
p_context->dsp_mask |= AV_CPU_FLAG_MMX;
}
if( !(i_cpu & CPU_CAPABILITY_MMXEXT) )
{
p_context->dsp_mask |= AV_CPU_FLAG_MMX2;
}
if( !(i_cpu & CPU_CAPABILITY_3DNOW) )
{
p_context->dsp_mask |= AV_CPU_FLAG_3DNOW;
}
if( !(i_cpu & CPU_CAPABILITY_SSE) )
{
p_context->dsp_mask |= AV_CPU_FLAG_SSE;
}
if( !(i_cpu & CPU_CAPABILITY_SSE2) )
{
p_context->dsp_mask |= AV_CPU_FLAG_SSE2;
}
#ifdef AV_CPU_FLAG_SSE3
if( !(i_cpu & CPU_CAPABILITY_SSE3) )
p_context->dsp_mask |= AV_CPU_FLAG_SSE3;
#endif
#ifdef AV_CPU_FLAG_SSSE3
if( !(i_cpu & CPU_CAPABILITY_SSSE3) )
p_context->dsp_mask |= AV_CPU_FLAG_SSSE3;
#endif
#ifdef AV_CPU_FLAG_SSE4
if( !(i_cpu & CPU_CAPABILITY_SSE4_1) )
p_context->dsp_mask |= AV_CPU_FLAG_SSE4;
#endif
#ifdef AV_CPU_FLAG_SSE42
if( !(i_cpu & CPU_CAPABILITY_SSE4_2) )
p_context->dsp_mask |= AV_CPU_FLAG_SSE42;
#endif
p_dec->b_need_packetized = true;
switch( i_cat )
{
case VIDEO_ES:
p_dec->pf_decode_video = DecodeVideo;
i_result = InitVideoDec ( p_dec, p_context, p_codec,
i_codec_id, psz_namecodec );
break;
case AUDIO_ES:
p_dec->pf_decode_audio = DecodeAudio;
i_result = InitAudioDec ( p_dec, p_context, p_codec,
i_codec_id, psz_namecodec );
break;
case SPU_ES:
p_dec->pf_decode_sub = DecodeSubtitle;
i_result = InitSubtitleDec( p_dec, p_context, p_codec,
i_codec_id, psz_namecodec );
break;
default:
i_result = VLC_EGENERIC;
}
if( i_result == VLC_SUCCESS )
{
p_dec->p_sys->i_cat = i_cat;
if( p_context->profile != FF_PROFILE_UNKNOWN)
p_dec->fmt_in.i_profile = p_context->profile;
if( p_context->level != FF_LEVEL_UNKNOWN)
p_dec->fmt_in.i_level = p_context->level;
}
return i_result;
}
/*****************************************************************************
* OpenDecoder: probe the decoder and return score
*****************************************************************************/
static int OpenDecoder( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*) p_this;
unsigned i_codec_id;
int i_cat, i_result;
const char *psz_namecodec;
AVCodecContext *p_context = NULL;
AVCodec *p_codec = NULL;
/* *** determine codec type *** */
if( !GetFfmpegCodec( p_dec->fmt_in.i_codec, &i_cat, &i_codec_id,
&psz_namecodec ) )
{
return VLC_EGENERIC;
}
/* Initialization must be done before avcodec_find_decoder() */
vlc_init_avcodec(p_this);
/* *** ask ffmpeg for a decoder *** */
char *psz_decoder = var_CreateGetString( p_this, "avcodec-codec" );
if( psz_decoder && *psz_decoder )
{
p_codec = avcodec_find_decoder_by_name( psz_decoder );
if( !p_codec )
msg_Err( p_this, "Decoder `%s' not found", psz_decoder );
else if( p_codec->id != i_codec_id )
{
msg_Err( p_this, "Decoder `%s' can't handle %4.4s",
psz_decoder, (char*)&p_dec->fmt_in.i_codec );
p_codec = NULL;
}
}
free( psz_decoder );
if( !p_codec )
p_codec = avcodec_find_decoder( i_codec_id );
if( !p_codec )
{
msg_Dbg( p_dec, "codec not found (%s)", psz_namecodec );
return VLC_EGENERIC;
}
/* *** get a p_context *** */
p_context = avcodec_alloc_context3(p_codec);
if( !p_context )
return VLC_ENOMEM;
p_context->debug = var_InheritInteger( p_dec, "avcodec-debug" );
p_context->opaque = (void *)p_this;
p_dec->b_need_packetized = true;
switch( i_cat )
{
case VIDEO_ES:
p_dec->pf_decode_video = DecodeVideo;
i_result = InitVideoDec ( p_dec, p_context, p_codec,
i_codec_id, psz_namecodec );
break;
case AUDIO_ES:
p_dec->pf_decode_audio = DecodeAudio;
i_result = InitAudioDec ( p_dec, p_context, p_codec,
i_codec_id, psz_namecodec );
break;
case SPU_ES:
p_dec->pf_decode_sub = DecodeSubtitle;
i_result = InitSubtitleDec( p_dec, p_context, p_codec,
i_codec_id, psz_namecodec );
break;
default:
i_result = VLC_EGENERIC;
}
if( i_result == VLC_SUCCESS )
{
p_dec->p_sys->i_cat = i_cat;
if( p_context->profile != FF_PROFILE_UNKNOWN)
p_dec->fmt_in.i_profile = p_context->profile;
if( p_context->level != FF_LEVEL_UNKNOWN)
p_dec->fmt_in.i_level = p_context->level;
}
return i_result;
}
/*****************************************************************************
* Open:
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
sout_stream_t *p_stream = (sout_stream_t*)p_this;
sout_stream_sys_t *p_sys;
vlc_value_t val;
char *psz_files, *psz_sizes;
int i_height = 0, i_width = 0;
vlc_init_avcodec();
p_sys = calloc( 1, sizeof(sout_stream_sys_t) );
if( !p_sys )
return VLC_ENOMEM;
if( !p_stream->p_next )
{
msg_Err( p_stream, "cannot create chain" );
free( p_sys );
return VLC_EGENERIC;
}
config_ChainParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
p_stream->p_cfg );
var_Get( p_stream, SOUT_CFG_PREFIX "files", &val );
psz_files = val.psz_string;
var_Get( p_stream, SOUT_CFG_PREFIX "sizes", &val );
psz_sizes = val.psz_string;
p_sys->i_nb_pictures = 0;
while ( psz_files && *psz_files )
{
char * psz_file = psz_files;
char * psz_size = psz_sizes;
while ( *psz_files && *psz_files != ':' )
psz_files++;
if ( *psz_files == ':' )
*psz_files++ = '\0';
if ( *psz_sizes )
{
while ( *psz_sizes && *psz_sizes != ':' )
psz_sizes++;
if ( *psz_sizes == ':' )
*psz_sizes++ = '\0';
if ( sscanf( psz_size, "%dx%d", &i_width, &i_height ) != 2 )
{
msg_Err( p_stream, "bad size %s for file %s", psz_size,
psz_file );
free( p_sys );
return VLC_EGENERIC;
}
}
if ( UnpackFromFile( p_stream, psz_file, i_width, i_height,
&p_sys->p_pictures[p_sys->i_nb_pictures] ) < 0 )
{
free( p_sys );
return VLC_EGENERIC;
}
p_sys->i_nb_pictures++;
}
var_Get( p_stream, SOUT_CFG_PREFIX "aspect-ratio", &val );
if ( val.psz_string )
{
char *psz_parser = strchr( val.psz_string, ':' );
if( psz_parser )
{
*psz_parser++ = '\0';
p_sys->i_aspect = atoi( val.psz_string ) * VOUT_ASPECT_FACTOR
/ atoi( psz_parser );
}
else
{
msg_Warn( p_stream, "bad aspect ratio %s", val.psz_string );
p_sys->i_aspect = 4 * VOUT_ASPECT_FACTOR / 3;
}
free( val.psz_string );
}
else
{
p_sys->i_aspect = 4 * VOUT_ASPECT_FACTOR / 3;
}
var_Get( p_stream, SOUT_CFG_PREFIX "port", &val );
p_sys->i_fd = net_ListenUDP1( VLC_OBJECT(p_stream), NULL, val.i_int );
if ( p_sys->i_fd < 0 )
{
free( p_sys );
return VLC_EGENERIC;
}
var_Get( p_stream, SOUT_CFG_PREFIX "command", &val );
p_sys->i_cmd = val.i_int;
p_sys->i_old_cmd = 0;
var_Get( p_stream, SOUT_CFG_PREFIX "gop", &val );
p_sys->i_gop = val.i_int;
var_Get( p_stream, SOUT_CFG_PREFIX "qscale", &val );
p_sys->i_qscale = val.i_int;
var_Get( p_stream, SOUT_CFG_PREFIX "mute-audio", &val );
p_sys->b_audio = val.b_bool;
p_stream->pf_add = Add;
p_stream->pf_del = Del;
p_stream->pf_send = Send;
p_stream->p_sys = p_sys;
#if LIBAVCODEC_VERSION_MAJOR >= 54
char *psz_opts = var_InheritString( p_stream, SOUT_CFG_PREFIX "options" );
if (psz_opts && *psz_opts) {
p_sys->options = vlc_av_get_options(psz_opts);
} else {
p_sys->options = NULL;
}
free(psz_opts);
#endif
return VLC_SUCCESS;
}
