@@ -70,9 +70,10 @@ int ff_audio_data_set_channels(AudioData *a, int channels)

     return 0;

 }

-int ff_audio_data_init(AudioData *a, uint8_t **src, int plane_size, int channels,

-                       int nb_samples, enum AVSampleFormat sample_fmt,

-                       int read_only, const char *name)

+int ff_audio_data_init(AudioData *a, uint8_t * const *src, int plane_size,

+                       int channels, int nb_samples,

+                       enum AVSampleFormat sample_fmt, int read_only,

+                       const char *name)

 {

     int p;

@@ -76,9 +76,10 @@ int ff_audio_data_set_channels(AudioData *a, int channels);

  * @param name            name for debug logging (can be NULL)

  * @return                0 on success, negative AVERROR value on error

  */

-int ff_audio_data_init(AudioData *a, uint8_t **src, int plane_size, int channels,

-                       int nb_samples, enum AVSampleFormat sample_fmt,

-                       int read_only, const char *name);

+int ff_audio_data_init(AudioData *a, uint8_t * const *src, int plane_size,

+                       int channels, int nb_samples,

+                       enum AVSampleFormat sample_fmt, int read_only,

+                       const char *name);

 /**

  * Allocate AudioData.

@@ -377,8 +377,9 @@ int avresample_get_out_samples(AVAudioResampleContext *avr, int in_nb_samples);

  *                        output FIFO

  */

 int avresample_convert(AVAudioResampleContext *avr, uint8_t **output,

-                       int out_plane_size, int out_samples, uint8_t **input,

-                       int in_plane_size, int in_samples);

+                       int out_plane_size, int out_samples,

+                       uint8_t * const *input, int in_plane_size,

+                       int in_samples);

 /**

  * Return the number of samples currently in the resampling delay buffer.

@@ -329,7 +329,8 @@ static int handle_buffered_output(AVAudioResampleContext *avr,

 int attribute_align_arg avresample_convert(AVAudioResampleContext *avr,

                                            uint8_t **output, int out_plane_size,

-                                           int out_samples, uint8_t **input,

+                                           int out_samples,

+                                           uint8_t * const *input,

                                            int in_plane_size, int in_samples)

 {

     AudioData input_buffer;