[FFmpeg-devel] [PATCH v2 17/22] avutil/samplefmt: Constify some pointees

[Andreas Rheinhardt <andreas.rheinhardt@outlook.com>]

This is the samplefmt analogon of the imgutils changes
from the preceding commit.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 doc/APIchanges        | 3 +++
 libavutil/samplefmt.c | 4 ++--
 libavutil/samplefmt.h | 4 ++--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/doc/APIchanges b/doc/APIchanges
index 048232b2eb..c9f7a61e4d 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -2,6 +2,9 @@ The last version increases of all libraries were on 2023-02-09
 
 API changes, most recent first:
 
+2023-09-07 - xxxxxxxxxx - lavu 58.xx.100 - samplefmt.h
+  Constify some pointees in av_samples_copy() and av_samples_set_silence().
+
 2023-09-07 - xxxxxxxxxx - lavu 58.xx.100 - imgutils.h
   Constify some pointees in av_image_copy(), av_image_copy_uc_from() and
   av_image_fill_black().
diff --git a/libavutil/samplefmt.c b/libavutil/samplefmt.c
index 6d3ec34dab..e1be5f0547 100644
--- a/libavutil/samplefmt.c
+++ b/libavutil/samplefmt.c
@@ -219,7 +219,7 @@ int av_samples_alloc_array_and_samples(uint8_t ***audio_data, int *linesize, int
     return ret;
 }
 
-int av_samples_copy(uint8_t **dst, uint8_t * const *src, int dst_offset,
+int av_samples_copy(uint8_t * const *dst, uint8_t * const *src, int dst_offset,
                     int src_offset, int nb_samples, int nb_channels,
                     enum AVSampleFormat sample_fmt)
 {
@@ -243,7 +243,7 @@ int av_samples_copy(uint8_t **dst, uint8_t * const *src, int dst_offset,
     return 0;
 }
 
-int av_samples_set_silence(uint8_t **audio_data, int offset, int nb_samples,
+int av_samples_set_silence(uint8_t * const *audio_data, int offset, int nb_samples,
                            int nb_channels, enum AVSampleFormat sample_fmt)
 {
     int planar      = av_sample_fmt_is_planar(sample_fmt);
diff --git a/libavutil/samplefmt.h b/libavutil/samplefmt.h
index 6bad0e254a..43a57a422c 100644
--- a/libavutil/samplefmt.h
+++ b/libavutil/samplefmt.h
@@ -246,7 +246,7 @@ int av_samples_alloc_array_and_samples(uint8_t ***audio_data, int *linesize, int
  * @param nb_channels number of audio channels
  * @param sample_fmt audio sample format
  */
-int av_samples_copy(uint8_t **dst, uint8_t * const *src, int dst_offset,
+int av_samples_copy(uint8_t * const *dst, uint8_t * const *src, int dst_offset,
                     int src_offset, int nb_samples, int nb_channels,
                     enum AVSampleFormat sample_fmt);
 
@@ -259,7 +259,7 @@ int av_samples_copy(uint8_t **dst, uint8_t * const *src, int dst_offset,
  * @param nb_channels number of audio channels
  * @param sample_fmt  audio sample format
  */
-int av_samples_set_silence(uint8_t **audio_data, int offset, int nb_samples,
+int av_samples_set_silence(uint8_t * const *audio_data, int offset, int nb_samples,
                            int nb_channels, enum AVSampleFormat sample_fmt);
 
 /**
-- 
2.34.1

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