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Make audio FIFO read/write contracts more strict

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Signed-off-by: Michael Bradshaw <mjbshaw@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Bradshaw
2013-03-08 22:48:43 -07:00
committed by Michael Niedermayer
parent fcf73f9c01
commit 2a97c5915b
1 changed files with 5 additions and 2 deletions
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7
libavutil/audio_fifo.h
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@@ -85,7 +85,8 @@ int av_audio_fifo_realloc(AVAudioFifo *af, int nb_samples);
* @param data audio data plane pointers * @param data audio data plane pointers
* @param nb_samples number of samples to write * @param nb_samples number of samples to write
* @return number of samples actually written, or negative AVERROR * @return number of samples actually written, or negative AVERROR
* code on failure. * code on failure. If successful, the number of samples
* actually written will always be nb_samples.
*/ */
int av_audio_fifo_write(AVAudioFifo *af, void **data, int nb_samples); int av_audio_fifo_write(AVAudioFifo *af, void **data, int nb_samples);
@@ -99,7 +100,9 @@ int av_audio_fifo_write(AVAudioFifo *af, void **data, int nb_samples);
* @param data audio data plane pointers * @param data audio data plane pointers
* @param nb_samples number of samples to read * @param nb_samples number of samples to read
* @return number of samples actually read, or negative AVERROR code * @return number of samples actually read, or negative AVERROR code
* on failure. * on failure. The number of samples actually read will not
* be greater than nb_samples, and will only be less than
* nb_samples if av_audio_fifo_size is less than nb_samples.
*/ */
int av_audio_fifo_read(AVAudioFifo *af, void **data, int nb_samples); int av_audio_fifo_read(AVAudioFifo *af, void **data, int nb_samples);