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avcodec: be more explicit about the buffer size in get_encode_buffer documentation

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2021-05-04 23:10:41 -03:00
parent f7987ce966
commit 5b5398722e
1 changed files with 4 additions and 0 deletions
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4
libavcodec/avcodec.h
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@ -2097,6 +2097,10 @@ typedef struct AVCodecContext {
* This callback must use the above value to calculate the required buffer size,
* which must padded by at least AV_INPUT_BUFFER_PADDING_SIZE bytes.
*
* In some specific cases, the encoder may not use the entire buffer allocated by this
* callback. This will be reflected in the size value in the packet once returned by
* avcodec_receive_packet().
*
* This callback must fill the following fields in the packet:
* - data: alignment requirements for AVPacket apply, if any. Some architectures and
* encoders may benefit from having aligned data.