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86 lines
1.5 KiB
86 lines
1.5 KiB
#ifndef __CODECLIB_H__
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#define __CODECLIB_H__
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#include <libavresample/avresample.h>
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#include <libavcodec/avcodec.h>
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#include "str.h"
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struct codec_def_s;
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struct decoder_s;
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struct format_s;
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struct resample_s;
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typedef struct codec_def_s codec_def_t;
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typedef struct decoder_s decoder_t;
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typedef struct format_s format_t;
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typedef struct resample_s resample_t;
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struct codec_def_s {
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const char *rtpname;
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int clockrate_mult;
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int avcodec_id;
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const char *avcodec_name;
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};
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struct format_s {
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int clockrate;
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int channels;
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int format; // enum AVSampleFormat
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};
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struct resample_s {
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AVAudioResampleContext *avresample;
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};
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struct decoder_s {
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format_t in_format,
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out_format;
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resample_t mix_resample,
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output_resample;
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AVCodecContext *avcctx;
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AVPacket avpkt;
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unsigned long rtp_ts;
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uint64_t pts;
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unsigned int mixer_idx;
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};
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void codeclib_init(void);
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const codec_def_t *codec_find(const str *name);
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decoder_t *decoder_new_fmt(const codec_def_t *def, int clockrate, int channels, int resample);
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void decoder_close(decoder_t *dec);
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int decoder_input_data(decoder_t *dec, const str *data, unsigned long ts,
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int (*callback)(decoder_t *, AVFrame *, void *u1, void *u2), void *u1, void *u2);
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INLINE int format_eq(const format_t *a, const format_t *b) {
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if (G_UNLIKELY(a->clockrate != b->clockrate))
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return 0;
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if (G_UNLIKELY(a->channels != b->channels))
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return 0;
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if (G_UNLIKELY(a->format != b->format))
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return 0;
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return 1;
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}
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INLINE void format_init(format_t *f) {
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f->clockrate = -1;
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f->channels = -1;
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f->format = -1;
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}
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#endif
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