#include "libavutil/samplefmt.h"
/* check that a given sample format is supported by the encoder */
-static int check_sample_fmt(AVCodec *codec, enum AVSampleFormat sample_fmt)
+static int check_sample_fmt(const AVCodec *codec, enum AVSampleFormat sample_fmt)
{
const enum AVSampleFormat *p = codec->sample_fmts;
}
/* just pick the highest supported samplerate */
-static int select_sample_rate(AVCodec *codec)
+static int select_sample_rate(const AVCodec *codec)
{
const int *p;
int best_samplerate = 0;
}
/* select layout with the highest channel count */
-static int select_channel_layout(AVCodec *codec)
+static int select_channel_layout(const AVCodec *codec)
{
const uint64_t *p;
uint64_t best_ch_layout = 0;
int main(int argc, char **argv)
{
const char *filename;
- AVCodec *codec;
+ const AVCodec *codec;
AVCodecContext *c= NULL;
AVFrame *frame;
AVPacket pkt;