Allocate a samples buffer for nb_samples samples, and fill data pointers and
linesize accordingly.
The allocated samples buffer can be freed by using av_freep(&audio_data[0])
Allocated data will be initialized to silence.
@see enum AVSampleFormat
The documentation for AVSampleFormat describes the data layout.
@paramout audio_data array to be filled with the pointer for each channel
@paramout 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 (0 = default, 1 = no alignment)
@return >=0 on success or a negative error code on failure
@todo return the size of the allocated buffer in case of success at the next bump
@see av_samples_fill_arrays()
@see av_samples_alloc_array_and_samples()
Allocate a samples buffer for nb_samples samples, and fill data pointers and linesize accordingly. The allocated samples buffer can be freed by using av_freep(&audio_data[0]) Allocated data will be initialized to silence.
@see enum AVSampleFormat The documentation for AVSampleFormat describes the data layout.
@paramout audio_data array to be filled with the pointer for each channel @paramout 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 (0 = default, 1 = no alignment) @return >=0 on success or a negative error code on failure @todo return the size of the allocated buffer in case of success at the next bump @see av_samples_fill_arrays() @see av_samples_alloc_array_and_samples()