From 0eea212943544d40f99b05571aa7159d78667154 Mon Sep 17 00:00:00 2001 From: Justin Ruggles Date: Tue, 6 Sep 2011 12:17:45 -0400 Subject: Add avcodec_decode_audio4(). Deprecate avcodec_decode_audio3(). Implement audio support in avcodec_default_get_buffer(). Implement the new audio decoder API in all audio decoders. --- libavcodec/qcelpdec.c | 26 +++++++++++++++++--------- 1 file changed, 17 insertions(+), 9 deletions(-) (limited to 'libavcodec/qcelpdec.c') diff --git a/libavcodec/qcelpdec.c b/libavcodec/qcelpdec.c index 9e7e13118b..20a0484b42 100644 --- a/libavcodec/qcelpdec.c +++ b/libavcodec/qcelpdec.c @@ -56,6 +56,7 @@ typedef enum typedef struct { + AVFrame avframe; GetBitContext gb; qcelp_packet_rate bitrate; QCELPFrame frame; /**< unpacked data frame */ @@ -97,6 +98,9 @@ static av_cold int qcelp_decode_init(AVCodecContext *avctx) for(i=0; i<10; i++) q->prev_lspf[i] = (i+1)/11.; + avcodec_get_frame_defaults(&q->avframe); + avctx->coded_frame = &q->avframe; + return 0; } @@ -682,23 +686,25 @@ static void postfilter(QCELPContext *q, float *samples, float *lpc) 160, 0.9375, &q->postfilter_agc_mem); } -static int qcelp_decode_frame(AVCodecContext *avctx, void *data, int *data_size, - AVPacket *avpkt) +static int qcelp_decode_frame(AVCodecContext *avctx, void *data, + int *got_frame_ptr, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; QCELPContext *q = avctx->priv_data; - float *outbuffer = data; - int i, out_size; + float *outbuffer; + int i, ret; float quantized_lspf[10], lpc[10]; float gain[16]; float *formant_mem; - out_size = 160 * av_get_bytes_per_sample(avctx->sample_fmt); - if (*data_size < out_size) { - av_log(avctx, AV_LOG_ERROR, "Output buffer is too small\n"); - return AVERROR(EINVAL); + /* get output buffer */ + q->avframe.nb_samples = 160; + if ((ret = avctx->get_buffer(avctx, &q->avframe)) < 0) { + av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); + return ret; } + outbuffer = (float *)q->avframe.data[0]; if ((q->bitrate = determine_bitrate(avctx, buf_size, &buf)) == I_F_Q) { warn_insufficient_frame_quality(avctx, "bitrate cannot be determined."); @@ -783,7 +789,8 @@ erasure: memcpy(q->prev_lspf, quantized_lspf, sizeof(q->prev_lspf)); q->prev_bitrate = q->bitrate; - *data_size = out_size; + *got_frame_ptr = 1; + *(AVFrame *)data = q->avframe; return buf_size; } @@ -795,6 +802,7 @@ AVCodec ff_qcelp_decoder = .id = CODEC_ID_QCELP, .init = qcelp_decode_init, .decode = qcelp_decode_frame, + .capabilities = CODEC_CAP_DR1, .priv_data_size = sizeof(QCELPContext), .long_name = NULL_IF_CONFIG_SMALL("QCELP / PureVoice"), }; -- cgit v1.2.3