avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
+ avcodec_get_frame_defaults(&ctx->frame);
+ avctx->coded_frame = &ctx->frame;
+
return 0;
}
-static int sipr_decode_frame(AVCodecContext *avctx, void *datap,
- int *data_size, AVPacket *avpkt)
+static int sipr_decode_frame(AVCodecContext *avctx, void *data,
+ int *got_frame_ptr, AVPacket *avpkt)
{
SiprContext *ctx = avctx->priv_data;
const uint8_t *buf=avpkt->data;
SiprParameters parm;
const SiprModeParam *mode_par = &modes[ctx->mode];
GetBitContext gb;
- float *data = datap;
+ float *samples;
int subframe_size = ctx->mode == MODE_16k ? L_SUBFR_16k : SUBFR_SIZE;
- int i, out_size;
+ int i, ret;
ctx->avctx = avctx;
if (avpkt->size < (mode_par->bits_per_frame >> 3)) {
return -1;
}
- out_size = mode_par->frames_per_packet * subframe_size *
- mode_par->subframe_count *
- av_get_bytes_per_sample(avctx->sample_fmt);
- if (*data_size < out_size) {
- av_log(avctx, AV_LOG_ERROR,
- "Error processing packet: output buffer (%d) too small\n",
- *data_size);
- return -1;
+ /* get output buffer */
+ ctx->frame.nb_samples = mode_par->frames_per_packet * subframe_size *
+ mode_par->subframe_count;
+ if ((ret = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+ return ret;
}
+ samples = (float *)ctx->frame.data[0];
init_get_bits(&gb, buf, mode_par->bits_per_frame);
for (i = 0; i < mode_par->frames_per_packet; i++) {
decode_parameters(&parm, &gb, mode_par);
- ctx->decode_frame(ctx, &parm, data);
+ ctx->decode_frame(ctx, &parm, samples);
- data += subframe_size * mode_par->subframe_count;
+ samples += subframe_size * mode_par->subframe_count;
}
- *data_size = out_size;
+ *got_frame_ptr = 1;
+ *(AVFrame *)data = ctx->frame;
return mode_par->bits_per_frame >> 3;
}
.priv_data_size = sizeof(SiprContext),
.init = sipr_decoder_init,
.decode = sipr_decode_frame,
+ .capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("RealAudio SIPR / ACELP.NET"),
};