@ -35,11 +35,11 @@
* an output packet will always start at the same point as one of the input
* packets .
*/
# define OGG VORBIS_FRAME_SIZE 64
# define LIB VORBIS_FRAME_SIZE 64
# define BUFFER_SIZE (1024 * 64)
typedef struct OggV orbisEncContext {
typedef struct Libv orbisEncContext {
AVClass * av_class ; /**< class for AVOptions */
vorbis_info vi ; /**< vorbis_info used during init */
vorbis_dsp_state vd ; /**< DSP state used for analysis */
@ -51,10 +51,10 @@ typedef struct OggVorbisEncContext {
double iblock ; /**< impulse block bias option */
VorbisParseContext vp ; /**< parse context to get durations */
AudioFrameQueue afq ; /**< frame queue for timestamps */
} OggV orbisEncContext;
} Libv orbisEncContext;
static const AVOption options [ ] = {
{ " iblock " , " Sets the impulse block bias " , offsetof ( OggV orbisEncContext, iblock ) , AV_OPT_TYPE_DOUBLE , { . dbl = 0 } , - 15 , 0 , AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM } ,
{ " iblock " , " Sets the impulse block bias " , offsetof ( Libv orbisEncContext, iblock ) , AV_OPT_TYPE_DOUBLE , { . dbl = 0 } , - 15 , 0 , AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM } ,
{ NULL }
} ;
@ -80,9 +80,9 @@ static int vorbis_error_to_averror(int ov_err)
}
}
static av_cold int oggvorbis_encode_init_internal ( vorbis_info * vi , AVCodecContext * avctx )
static av_cold int libvorbis_setup ( vorbis_info * vi , AVCodecContext * avctx )
{
OggV orbisEncContext * s = avctx - > priv_data ;
Libv orbisEncContext * s = avctx - > priv_data ;
double cfreq ;
int ret ;
@ -171,9 +171,9 @@ static int xiph_len(int l)
return 1 + l / 255 + l ;
}
static av_cold int ogg vorbis_encode_close( AVCodecContext * avctx )
static av_cold int lib vorbis_encode_close( AVCodecContext * avctx )
{
OggV orbisEncContext * s = avctx - > priv_data ;
Libv orbisEncContext * s = avctx - > priv_data ;
/* notify vorbisenc this is EOF */
if ( s - > dsp_initialized )
@ -190,16 +190,16 @@ static av_cold int oggvorbis_encode_close(AVCodecContext *avctx)
return 0 ;
}
static av_cold int ogg vorbis_encode_init( AVCodecContext * avctx )
static av_cold int lib vorbis_encode_init( AVCodecContext * avctx )
{
OggV orbisEncContext * s = avctx - > priv_data ;
Libv orbisEncContext * s = avctx - > priv_data ;
ogg_packet header , header_comm , header_code ;
uint8_t * p ;
unsigned int offset ;
int ret ;
vorbis_info_init ( & s - > vi ) ;
if ( ( ret = oggvorbis_encode_init_internal ( & s - > vi , avctx ) ) ) {
if ( ( ret = libvorbis_setup ( & s - > vi , avctx ) ) ) {
av_log ( avctx , AV_LOG_ERROR , " encoder setup failed \n " ) ;
goto error ;
}
@ -253,7 +253,7 @@ static av_cold int oggvorbis_encode_init(AVCodecContext *avctx)
vorbis_comment_clear ( & s - > vc ) ;
avctx - > frame_size = OGG VORBIS_FRAME_SIZE;
avctx - > frame_size = LIB VORBIS_FRAME_SIZE;
ff_af_queue_init ( avctx , & s - > afq ) ;
s - > pkt_fifo = av_fifo_alloc ( BUFFER_SIZE ) ;
@ -264,14 +264,14 @@ static av_cold int oggvorbis_encode_init(AVCodecContext *avctx)
return 0 ;
error :
ogg vorbis_encode_close( avctx ) ;
lib vorbis_encode_close( avctx ) ;
return ret ;
}
static int ogg vorbis_encode_frame( AVCodecContext * avctx , AVPacket * avpkt ,
static int lib vorbis_encode_frame( AVCodecContext * avctx , AVPacket * avpkt ,
const AVFrame * frame , int * got_packet_ptr )
{
OggV orbisEncContext * s = avctx - > priv_data ;
Libv orbisEncContext * s = avctx - > priv_data ;
ogg_packet op ;
int ret , duration ;
@ -364,10 +364,10 @@ AVCodec ff_libvorbis_encoder = {
. long_name = NULL_IF_CONFIG_SMALL ( " libvorbis " ) ,
. type = AVMEDIA_TYPE_AUDIO ,
. id = AV_CODEC_ID_VORBIS ,
. priv_data_size = sizeof ( OggV orbisEncContext) ,
. init = ogg vorbis_encode_init,
. encode2 = ogg vorbis_encode_frame,
. close = ogg vorbis_encode_close,
. priv_data_size = sizeof ( Libv orbisEncContext) ,
. init = lib vorbis_encode_init,
. encode2 = lib vorbis_encode_frame,
. close = lib vorbis_encode_close,
. capabilities = CODEC_CAP_DELAY ,
. sample_fmts = ( const enum AVSampleFormat [ ] ) { AV_SAMPLE_FMT_FLTP ,
AV_SAMPLE_FMT_NONE } ,