30 #ifndef LIBILBC_VERSION_MAJOR
31 #define LIBILBC_VERSION_MAJOR 2
41 return avctx->
bit_rate <= 14000 ? 30 : 20;
48 #if LIBILBC_VERSION_MAJOR < 3
78 WebRtcIlbcfix_InitDecode(&
s->decoder,
mode,
s->enhance);
92 int buf_size = avpkt->
size;
97 if (
s->decoder.no_of_bytes > buf_size) {
98 #if LIBILBC_VERSION_MAJOR < 3
104 buf_size,
s->decoder.no_of_bytes);
112 WebRtcIlbcfix_DecodeImpl((int16_t *)
frame->
data[0], (
const uint16_t *) buf, &
s->decoder, 1);
116 return s->decoder.no_of_bytes;
133 #if LIBILBC_VERSION_MAJOR < 3
171 s->mode =
s->mode != 30 ? 20 : 30;
172 WebRtcIlbcfix_InitEncode(&
s->encoder,
s->mode);
189 WebRtcIlbcfix_EncodeImpl((uint16_t *) avpkt->
data, (
const int16_t *)
frame->
data[0], &
s->encoder);
191 avpkt->
size =
s->encoder.no_of_bytes;
213 .wrapper_name =
"libbilbc",
static enum AVSampleFormat sample_fmts[]
Libavcodec external API header.
static av_cold int init(AVCodecContext *avctx)
audio channel layout utility functions
common internal and external API header
int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
Get a buffer for a frame.
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
mode
Use these values in ebur128_init (or'ed).
int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int64_t min_size)
Check AVPacket size and/or allocate data.
#define AV_CH_LAYOUT_MONO
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
#define AV_CODEC_CAP_CHANNEL_CONF
Codec should fill in channel configuration and samplerate instead of container.
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
const char * av_default_item_name(void *ptr)
Return the context name.
AVSampleFormat
Audio sample formats.
@ AV_SAMPLE_FMT_S16
signed 16 bits
#define LIBAVUTIL_VERSION_INT
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
static int ilbc_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr)
static const AVOption ilbc_enc_options[]
static av_cold int ilbc_encode_init(AVCodecContext *avctx)
AVCodec ff_libilbc_decoder
static const AVOption ilbc_dec_options[]
static const AVClass ilbc_dec_class
static int get_mode(AVCodecContext *avctx)
static av_cold int ilbc_decode_init(AVCodecContext *avctx)
AVCodec ff_libilbc_encoder
static const AVClass ilbc_enc_class
static int ilbc_decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt)
static const AVCodecDefault ilbc_encode_defaults[]
#define AV_OPT_FLAG_AUDIO_PARAM
#define AV_OPT_FLAG_DECODING_PARAM
a generic parameter which can be set by the user for demuxing or decoding
#define AV_OPT_FLAG_ENCODING_PARAM
a generic parameter which can be set by the user for muxing or encoding
Describe the class of an AVClass context structure.
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
main external API structure.
enum AVSampleFormat sample_fmt
audio sample format
int64_t bit_rate
the average bitrate
int sample_rate
samples per second
int channels
number of audio channels
int block_align
number of bytes per packet if constant and known or 0 Used by some WAV based audio codecs.
uint64_t channel_layout
Audio channel layout.
int frame_size
Number of samples per channel in an audio frame.
const char * name
Name of the codec implementation.
This structure describes decoded (raw) audio or video data.
int nb_samples
number of audio samples (per channel) described by this frame
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
This structure stores compressed data.