} ChannelData;
typedef struct MACEContext {
- AVFrame frame;
ChannelData chd[2];
} MACEContext;
static av_cold int mace_decode_init(AVCodecContext * avctx)
{
- MACEContext *ctx = avctx->priv_data;
-
if (avctx->channels > 2 || avctx->channels <= 0)
return -1;
avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
- avcodec_get_frame_defaults(&ctx->frame);
- avctx->coded_frame = &ctx->frame;
-
return 0;
}
static int mace_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
+ AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
int16_t **samples;
int is_mace3 = (avctx->codec_id == AV_CODEC_ID_MACE3);
/* get output buffer */
- ctx->frame.nb_samples = 3 * (buf_size << (1 - is_mace3)) / avctx->channels;
- if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
+ frame->nb_samples = 3 * (buf_size << (1 - is_mace3)) / avctx->channels;
+ if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
- samples = (int16_t **)ctx->frame.extended_data;
+ samples = (int16_t **)frame->extended_data;
for(i = 0; i < avctx->channels; i++) {
int16_t *output = samples[i];
}
}
- *got_frame_ptr = 1;
- *(AVFrame *)data = ctx->frame;
+ *got_frame_ptr = 1;
return buf_size;
}