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authorNicolas George <nicolas.george@normalesup.org>2013-02-13 14:32:27 +0100
committerNicolas George <nicolas.george@normalesup.org>2013-02-13 15:05:16 +0100
commita17ececcc792598dbabaa5142d79c72a762cb7a6 (patch)
tree752f761a538ab3f5b389a0bcd41bdf6482b86eaf /libavcodec/libcelt_dec.c
parentb68dd8a1614b1230ab8ee9f6a4d01aa64a8d9ea3 (diff)
downloadffmpeg-a17ececcc792598dbabaa5142d79c72a762cb7a6.tar.gz
libcelt: decode directly to the user-provided AVFrame.
Diffstat (limited to 'libavcodec/libcelt_dec.c')
-rw-r--r--libavcodec/libcelt_dec.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/libavcodec/libcelt_dec.c b/libavcodec/libcelt_dec.c
index 7f0f9ad25d..a66f9f5634 100644
--- a/libavcodec/libcelt_dec.c
+++ b/libavcodec/libcelt_dec.c
@@ -28,7 +28,6 @@
struct libcelt_context {
CELTMode *mode;
CELTDecoder *dec;
- AVFrame frame;
int discard;
};
@@ -91,8 +90,6 @@ static av_cold int libcelt_dec_init(AVCodecContext *c)
version, lib_version);
}
c->sample_fmt = AV_SAMPLE_FMT_S16;
- avcodec_get_frame_defaults(&celt->frame);
- c->coded_frame = &celt->frame;
return 0;
}
@@ -105,31 +102,31 @@ static av_cold int libcelt_dec_close(AVCodecContext *c)
return 0;
}
-static int libcelt_dec_decode(AVCodecContext *c, void *frame,
+static int libcelt_dec_decode(AVCodecContext *c, void *data,
int *got_frame_ptr, AVPacket *pkt)
{
struct libcelt_context *celt = c->priv_data;
+ AVFrame *frame = data;
int err;
int16_t *pcm;
- celt->frame.nb_samples = c->frame_size;
- err = ff_get_buffer(c, &celt->frame);
+ frame->nb_samples = c->frame_size;
+ err = ff_get_buffer(c, frame);
if (err < 0) {
av_log(c, AV_LOG_ERROR, "get_buffer() failed\n");
return err;
}
- pcm = (int16_t *)celt->frame.data[0];
+ pcm = (int16_t *)frame->data[0];
err = celt_decode(celt->dec, pkt->data, pkt->size, pcm, c->frame_size);
if (err < 0)
return ff_celt_error_to_averror(err);
if (celt->discard) {
- celt->frame.nb_samples -= celt->discard;
+ frame->nb_samples -= celt->discard;
memmove(pcm, pcm + celt->discard * c->channels,
- celt->frame.nb_samples * c->channels * sizeof(int16_t));
+ frame->nb_samples * c->channels * sizeof(int16_t));
celt->discard = 0;
}
*got_frame_ptr = 1;
- *(AVFrame *)frame = celt->frame;
return pkt->size;
}