[FFmpeg-cvslog] examples/resampling_audio: make use of av_samples_alloc_array_and_samples()
Stefano Sabatini
git at videolan.org
Sun Mar 31 18:06:21 CEST 2013
ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Thu Mar 21 11:55:54 2013 +0100| [66c92a15757527eda2b8a00e8436913203c70905] | committer: Stefano Sabatini
examples/resampling_audio: make use of av_samples_alloc_array_and_samples()
Simplify.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=66c92a15757527eda2b8a00e8436913203c70905
---
doc/examples/resampling_audio.c | 20 ++++----------------
1 file changed, 4 insertions(+), 16 deletions(-)
diff --git a/doc/examples/resampling_audio.c b/doc/examples/resampling_audio.c
index dd128e8..70db9ef 100644
--- a/doc/examples/resampling_audio.c
+++ b/doc/examples/resampling_audio.c
@@ -78,18 +78,6 @@ void fill_samples(double *dst, int nb_samples, int nb_channels, int sample_rate,
}
}
-int alloc_samples_array_and_data(uint8_t ***data, int *linesize, int nb_channels,
- int nb_samples, enum AVSampleFormat sample_fmt, int align)
-{
- int nb_planes = av_sample_fmt_is_planar(sample_fmt) ? nb_channels : 1;
-
- *data = av_malloc(sizeof(*data) * nb_planes);
- if (!*data)
- return AVERROR(ENOMEM);
- return av_samples_alloc(*data, linesize, nb_channels,
- nb_samples, sample_fmt, align);
-}
-
int main(int argc, char **argv)
{
int64_t src_ch_layout = AV_CH_LAYOUT_STEREO, dst_ch_layout = AV_CH_LAYOUT_SURROUND;
@@ -149,8 +137,8 @@ int main(int argc, char **argv)
/* allocate source and destination samples buffers */
src_nb_channels = av_get_channel_layout_nb_channels(src_ch_layout);
- ret = alloc_samples_array_and_data(&src_data, &src_linesize, src_nb_channels,
- src_nb_samples, src_sample_fmt, 0);
+ ret = av_samples_alloc_array_and_samples(&src_data, &src_linesize, src_nb_channels,
+ src_nb_samples, src_sample_fmt, 0);
if (ret < 0) {
fprintf(stderr, "Could not allocate source samples\n");
goto end;
@@ -164,8 +152,8 @@ int main(int argc, char **argv)
/* buffer is going to be directly written to a rawaudio file, no alignment */
dst_nb_channels = av_get_channel_layout_nb_channels(dst_ch_layout);
- ret = alloc_samples_array_and_data(&dst_data, &dst_linesize, dst_nb_channels,
- dst_nb_samples, dst_sample_fmt, 0);
+ ret = av_samples_alloc_array_and_samples(&dst_data, &dst_linesize, dst_nb_channels,
+ dst_nb_samples, dst_sample_fmt, 0);
if (ret < 0) {
fprintf(stderr, "Could not allocate destination samples\n");
goto end;
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