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Code Issues Releases Activity

avcodec/opus: Move OpusStreamContext to its only user

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Namely opusdec.c.

Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2022-10-03 20:17:40 +02:00
parent f1f78e3cf4
commit 6658028482
2 changed files with 48 additions and 51 deletions
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52
libavcodec/opus.h
View File

@@ -25,12 +25,7 @@
#include <stdint.h> #include <stdint.h>
#include "libavutil/audio_fifo.h"
#include "libavutil/float_dsp.h" #include "libavutil/float_dsp.h"
#include "libavutil/frame.h"
#include "libavutil/mem_internal.h"
#include "libswresample/swresample.h"
#include "avcodec.h" #include "avcodec.h"
#include "opus_rc.h" #include "opus_rc.h"
@@ -98,51 +93,6 @@ typedef struct OpusPacket {
enum OpusBandwidth bandwidth; /**< bandwidth */ enum OpusBandwidth bandwidth; /**< bandwidth */
} OpusPacket; } OpusPacket;
typedef struct OpusStreamContext {
AVCodecContext *avctx;
int output_channels;
/* number of decoded samples for this stream */
int decoded_samples;
/* current output buffers for this stream */
float *out[2];
int out_size;
/* Buffer with samples from this stream for synchronizing
* the streams when they have different resampling delays */
AVAudioFifo *sync_buffer;
OpusRangeCoder rc;
OpusRangeCoder redundancy_rc;
SilkContext *silk;
CeltFrame *celt;
AVFloatDSPContext *fdsp;
float silk_buf[2][960];
float *silk_output[2];
DECLARE_ALIGNED(32, float, celt_buf)[2][960];
float *celt_output[2];
DECLARE_ALIGNED(32, float, redundancy_buf)[2][960];
float *redundancy_output[2];
/* buffers for the next samples to be decoded */
float *cur_out[2];
int remaining_out_size;
float *out_dummy;
int out_dummy_allocated_size;
SwrContext *swr;
AVAudioFifo *celt_delay;
int silk_samplerate;
/* number of samples we still want to get from the resampler */
int delayed_samples;
OpusPacket packet;
int redundancy_idx;
} OpusStreamContext;
// a mapping between an opus stream and an output channel // a mapping between an opus stream and an output channel
typedef struct ChannelMap { typedef struct ChannelMap {
int stream_idx; int stream_idx;
@@ -161,7 +111,7 @@ typedef struct ChannelMap {
typedef struct OpusContext { typedef struct OpusContext {
AVClass *av_class; AVClass *av_class;
OpusStreamContext *streams; struct OpusStreamContext *streams;
int apply_phase_inv; int apply_phase_inv;
int nb_streams; int nb_streams;

47
libavcodec/opusdec.c
View File

@@ -38,6 +38,8 @@
#include "libavutil/attributes.h" #include "libavutil/attributes.h"
#include "libavutil/audio_fifo.h" #include "libavutil/audio_fifo.h"
#include "libavutil/channel_layout.h" #include "libavutil/channel_layout.h"
#include "libavutil/frame.h"
#include "libavutil/mem_internal.h"
#include "libavutil/opt.h" #include "libavutil/opt.h"
#include "libswresample/swresample.h" #include "libswresample/swresample.h"
@@ -63,6 +65,51 @@ static const int silk_resample_delay[] = {
4, 8, 11, 11, 11 4, 8, 11, 11, 11
}; };
typedef struct OpusStreamContext {
AVCodecContext *avctx;
int output_channels;
/* number of decoded samples for this stream */
int decoded_samples;
/* current output buffers for this stream */
float *out[2];
int out_size;
/* Buffer with samples from this stream for synchronizing
* the streams when they have different resampling delays */
AVAudioFifo *sync_buffer;
OpusRangeCoder rc;
OpusRangeCoder redundancy_rc;
SilkContext *silk;
CeltFrame *celt;
AVFloatDSPContext *fdsp;
float silk_buf[2][960];
float *silk_output[2];
DECLARE_ALIGNED(32, float, celt_buf)[2][960];
float *celt_output[2];
DECLARE_ALIGNED(32, float, redundancy_buf)[2][960];
float *redundancy_output[2];
/* buffers for the next samples to be decoded */
float *cur_out[2];
int remaining_out_size;
float *out_dummy;
int out_dummy_allocated_size;
SwrContext *swr;
AVAudioFifo *celt_delay;
int silk_samplerate;
/* number of samples we still want to get from the resampler */
int delayed_samples;
OpusPacket packet;
int redundancy_idx;
} OpusStreamContext;
static int get_silk_samplerate(int config) static int get_silk_samplerate(int config)
{ {
if (config < 4) if (config < 4)