#include "mathops.h"
typedef struct DPCMContext {
- AVFrame frame;
int16_t roq_square_array[256];
int sample[2]; ///< previous sample (for SOL_DPCM)
const int8_t *sol_table; ///< delta table for SOL_DPCM
else
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
- avcodec_get_frame_defaults(&s->frame);
- avctx->coded_frame = &s->frame;
-
return 0;
}
{
int buf_size = avpkt->size;
DPCMContext *s = avctx->priv_data;
+ AVFrame *frame = data;
int out = 0, ret;
int predictor[2];
int ch = 0;
}
/* get output buffer */
- s->frame.nb_samples = out / avctx->channels;
- if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
+ frame->nb_samples = out / avctx->channels;
+ if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
- output_samples = (int16_t *)s->frame.data[0];
+ output_samples = (int16_t *)frame->data[0];
samples_end = output_samples + out;
switch(avctx->codec->id) {
}
case AV_CODEC_ID_SOL_DPCM:
if (avctx->codec_tag != 3) {
- uint8_t *output_samples_u8 = s->frame.data[0],
+ uint8_t *output_samples_u8 = frame->data[0],
*samples_end_u8 = output_samples_u8 + out;
while (output_samples_u8 < samples_end_u8) {
int n = bytestream2_get_byteu(&gb);
break;
}
- *got_frame_ptr = 1;
- *(AVFrame *)data = s->frame;
+ *got_frame_ptr = 1;
return avpkt->size;
}