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-rw-r--r--libavutil/samplefmt.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavutil/samplefmt.h b/libavutil/samplefmt.h
index 4bd5da4471..0d6bde2732 100644
--- a/libavutil/samplefmt.h
+++ b/libavutil/samplefmt.h
@@ -139,7 +139,7 @@ int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples,
* for packed layout.
*
* @param[out] audio_data array to be filled with the pointer for each channel
- * @param[out] linesize calculated linesize
+ * @param[out] linesize calculated linesize, may be NULL
* @param buf the pointer to a buffer containing the samples
* @param nb_channels the number of channels
* @param nb_samples the number of samples in a single channel
@@ -157,7 +157,7 @@ int av_samples_fill_arrays(uint8_t **audio_data, int *linesize, uint8_t *buf,
* The allocated samples buffer can be freed by using av_freep(&audio_data[0])
*
* @param[out] audio_data array to be filled with the pointer for each channel
- * @param[out] linesize aligned size for audio buffer(s)
+ * @param[out] linesize aligned size for audio buffer(s), may be NULL
* @param nb_channels number of audio channels
* @param nb_samples number of samples per channel
* @param align buffer size alignment (1 = no alignment required)