static void SetupOutputFormat( decoder_t *p_dec, bool b_trust );
-/*****************************************************************************
- * InitAudioDec: initialize audio decoder
- *****************************************************************************
- * The ffmpeg codec will be opened, some memory allocated.
- *****************************************************************************/
-int InitAudioDec( decoder_t *p_dec, AVCodecContext *p_context,
- AVCodec *p_codec, int i_codec_id, const char *psz_namecodec )
+static void InitDecoderConfig( decoder_t *p_dec, AVCodecContext *p_context )
{
- decoder_sys_t *p_sys;
-
- /* Allocate the memory needed to store the decoder's structure */
- if( ( p_dec->p_sys = p_sys = malloc(sizeof(*p_sys)) ) == NULL )
- {
- return VLC_ENOMEM;
- }
-
- p_codec->type = CODEC_TYPE_AUDIO;
- p_context->codec_type = CODEC_TYPE_AUDIO;
- p_context->codec_id = i_codec_id;
- p_sys->p_context = p_context;
- p_sys->p_codec = p_codec;
- p_sys->i_codec_id = i_codec_id;
- p_sys->psz_namecodec = psz_namecodec;
- p_sys->b_delayed_open = false;
-
- /* ***** Fill p_context with init values ***** */
- p_sys->p_context->sample_rate = p_dec->fmt_in.audio.i_rate;
- p_sys->p_context->channels = p_dec->fmt_in.audio.i_channels;
-
- p_sys->p_context->block_align = p_dec->fmt_in.audio.i_blockalign;
- p_sys->p_context->bit_rate = p_dec->fmt_in.i_bitrate;
- p_sys->p_context->bits_per_coded_sample = p_dec->fmt_in.audio.i_bitspersample;
-
if( p_dec->fmt_in.i_extra > 0 )
{
const uint8_t * const p_src = p_dec->fmt_in.p_extra;
if( i_size > 0 )
{
- p_sys->p_context->extradata =
+ p_context->extradata =
malloc( i_size + FF_INPUT_BUFFER_PADDING_SIZE );
- if( p_sys->p_context->extradata )
+ if( p_context->extradata )
{
- uint8_t *p_dst = p_sys->p_context->extradata;
+ uint8_t *p_dst = p_context->extradata;
- p_sys->p_context->extradata_size = i_size;
+ p_context->extradata_size = i_size;
memcpy( &p_dst[0], &p_src[i_offset], i_size );
memset( &p_dst[i_size], 0, FF_INPUT_BUFFER_PADDING_SIZE );
}
else
{
- p_sys->p_context->extradata_size = 0;
- p_sys->p_context->extradata = NULL;
+ p_context->extradata_size = 0;
+ p_context->extradata = NULL;
+ }
+}
+
+/*****************************************************************************
+ * InitAudioDec: initialize audio decoder
+ *****************************************************************************
+ * The ffmpeg codec will be opened, some memory allocated.
+ *****************************************************************************/
+int InitAudioDec( decoder_t *p_dec, AVCodecContext *p_context,
+ AVCodec *p_codec, int i_codec_id, const char *psz_namecodec )
+{
+ decoder_sys_t *p_sys;
+
+ /* Allocate the memory needed to store the decoder's structure */
+ if( ( p_dec->p_sys = p_sys = malloc(sizeof(*p_sys)) ) == NULL )
+ {
+ return VLC_ENOMEM;
}
+ p_codec->type = CODEC_TYPE_AUDIO;
+ p_context->codec_type = CODEC_TYPE_AUDIO;
+ p_context->codec_id = i_codec_id;
+ p_sys->p_context = p_context;
+ p_sys->p_codec = p_codec;
+ p_sys->i_codec_id = i_codec_id;
+ p_sys->psz_namecodec = psz_namecodec;
+ p_sys->b_delayed_open = false;
+
+ // Initialize decoder extradata
+ InitDecoderConfig( p_dec, p_context);
+
/* ***** Open the codec ***** */
- int ret;
- vlc_avcodec_lock();
- ret = avcodec_open( p_sys->p_context, p_sys->p_codec );
- vlc_avcodec_unlock();
- if( ret < 0 )
+ if( ffmpeg_OpenCodec( p_dec ) < 0 )
{
msg_Err( p_dec, "cannot open codec (%s)", p_sys->psz_namecodec );
free( p_sys->p_context->extradata );
return VLC_EGENERIC;
}
- msg_Dbg( p_dec, "ffmpeg codec (%s) started", p_sys->psz_namecodec );
-
switch( i_codec_id )
{
case CODEC_ID_WAVPACK:
/* */
p_dec->fmt_out.i_cat = AUDIO_ES;
- /* Try to set as much informations as possible but do not trust it */
+ /* Try to set as much information as possible but do not trust it */
SetupOutputFormat( p_dec, false );
date_Set( &p_sys->end_date, 0 );
*
*****************************************************************************/
+void GetVlcAudioFormat( vlc_fourcc_t *pi_codec, unsigned *pi_bits, int i_sample_fmt )
+{
+ switch( i_sample_fmt )
+ {
+ case SAMPLE_FMT_U8:
+ *pi_codec = VLC_CODEC_U8;
+ *pi_bits = 8;
+ break;
+ case SAMPLE_FMT_S32:
+ *pi_codec = VLC_CODEC_S32N;
+ *pi_bits = 32;
+ break;
+ case SAMPLE_FMT_FLT:
+ *pi_codec = VLC_CODEC_FL32;
+ *pi_bits = 32;
+ break;
+ case SAMPLE_FMT_DBL:
+ *pi_codec = VLC_CODEC_FL64;
+ *pi_bits = 64;
+ break;
+
+ case SAMPLE_FMT_S16:
+ default:
+ *pi_codec = VLC_CODEC_S16N;
+ *pi_bits = 16;
+ break;
+ }
+}
+
static const uint64_t pi_channels_map[][2] =
{
{ CH_FRONT_LEFT, AOUT_CHAN_LEFT },
{
decoder_sys_t *p_sys = p_dec->p_sys;
- switch( p_sys->p_context->sample_fmt )
- {
- case SAMPLE_FMT_U8:
- p_dec->fmt_out.i_codec = VLC_CODEC_U8;
- p_dec->fmt_out.audio.i_bitspersample = 8;
- break;
- case SAMPLE_FMT_S32:
- p_dec->fmt_out.i_codec = VLC_CODEC_S32N;
- p_dec->fmt_out.audio.i_bitspersample = 32;
- break;
- case SAMPLE_FMT_FLT:
- p_dec->fmt_out.i_codec = VLC_CODEC_FL32;
- p_dec->fmt_out.audio.i_bitspersample = 32;
- break;
- case SAMPLE_FMT_DBL:
- p_dec->fmt_out.i_codec = VLC_CODEC_FL64;
- p_dec->fmt_out.audio.i_bitspersample = 64;
- break;
-
- case SAMPLE_FMT_S16:
- default:
- p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
- p_dec->fmt_out.audio.i_bitspersample = 16;
- break;
- }
- p_dec->fmt_out.audio.i_rate = p_sys->p_context->sample_rate;
+ GetVlcAudioFormat( &p_dec->fmt_out.i_codec,
+ &p_dec->fmt_out.audio.i_bitspersample,
+ p_sys->p_context->sample_fmt );
+ p_dec->fmt_out.audio.i_rate = p_sys->p_context->sample_rate;
/* */
if( p_sys->i_previous_channels == p_sys->p_context->channels &&