FFmpeg
2.1.1
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libswresample public header More...
#include <stdint.h>
#include "libavutil/samplefmt.h"
#include "libswresample/version.h"
Go to the source code of this file.
Macros | |
#define | SWR_CH_MAX 32 |
Maximum number of channels. More... | |
#define | SWR_FLAG_RESAMPLE 1 |
Force resampling even if equal sample rate. More... | |
Functions | |
const AVClass * | swr_get_class (void) |
Get the AVClass for swrContext. More... | |
struct SwrContext * | swr_alloc (void) |
Allocate SwrContext. More... | |
int | swr_init (struct SwrContext *s) |
Initialize context after user parameters have been set. More... | |
struct SwrContext * | swr_alloc_set_opts (struct SwrContext *s, int64_t out_ch_layout, enum AVSampleFormat out_sample_fmt, int out_sample_rate, int64_t in_ch_layout, enum AVSampleFormat in_sample_fmt, int in_sample_rate, int log_offset, void *log_ctx) |
Allocate SwrContext if needed and set/reset common parameters. More... | |
void | swr_free (struct SwrContext **s) |
Free the given SwrContext and set the pointer to NULL. More... | |
int | swr_convert (struct SwrContext *s, uint8_t **out, int out_count, const uint8_t **in, int in_count) |
Convert audio. More... | |
int64_t | swr_next_pts (struct SwrContext *s, int64_t pts) |
Convert the next timestamp from input to output timestamps are in 1/(in_sample_rate * out_sample_rate) units. More... | |
int | swr_set_compensation (struct SwrContext *s, int sample_delta, int compensation_distance) |
Activate resampling compensation. More... | |
int | swr_set_channel_mapping (struct SwrContext *s, const int *channel_map) |
Set a customized input channel mapping. More... | |
int | swr_set_matrix (struct SwrContext *s, const double *matrix, int stride) |
Set a customized remix matrix. More... | |
int | swr_drop_output (struct SwrContext *s, int count) |
Drops the specified number of output samples. More... | |
int | swr_inject_silence (struct SwrContext *s, int count) |
Injects the specified number of silence samples. More... | |
int64_t | swr_get_delay (struct SwrContext *s, int64_t base) |
Gets the delay the next input sample will experience relative to the next output sample. More... | |
unsigned | swresample_version (void) |
Return the LIBSWRESAMPLE_VERSION_INT constant. More... | |
const char * | swresample_configuration (void) |
Return the swr build-time configuration. More... | |
const char * | swresample_license (void) |
Return the swr license. More... | |
libswresample public header
Definition in file swresample.h.