Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

lavc/avcodec: improve enc/dec API doxy

Browse Source 
Change return value descriptions into lists of @retval
release/6.0
Anton Khirnov 2 years ago
parent 935964bd41
commit 1f9828bb8c
1 changed files with 39 additions and 40 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 79
      libavcodec/avcodec.h

79
libavcodec/avcodec.h
Unescape View File

@ -2605,17 +2605,17 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
* still has frames buffered, it will return them after sending
* a flush packet.
*
* @return 0 on success, otherwise negative error code:
* AVERROR(EAGAIN): input is not accepted in the current state - user
* must read output with avcodec_receive_frame() (once
* all output is read, the packet should be resent, and
* the call will not fail with EAGAIN).
* AVERROR_EOF: the decoder has been flushed, and no new packets can
* be sent to it (also returned if more than 1 flush
* packet is sent)
* AVERROR(EINVAL): codec not opened, it is an encoder, or requires flush
* AVERROR(ENOMEM): failed to add packet to internal queue, or similar
* other errors: legitimate decoding errors
* @retval 0 success
* @retval AVERROR(EAGAIN) input is not accepted in the current state - user
* must read output with avcodec_receive_frame() (once
* all output is read, the packet should be resent,
* and the call will not fail with EAGAIN).
* @retval AVERROR_EOF the decoder has been flushed, and no new packets can be
* sent to it (also returned if more than 1 flush
* packet is sent)
* @retval AVERROR(EINVAL) codec not opened, it is an encoder, or requires flush
* @retval AVERROR(ENOMEM) failed to add packet to internal queue, or similar
* @retval "another negative error code" legitimate decoding errors
*/
int avcodec_send_packet(AVCodecContext *avctx, const AVPacket *avpkt);
@ -2629,18 +2629,17 @@ int avcodec_send_packet(AVCodecContext *avctx, const AVPacket *avpkt);
* codec. Note that the function will always call
* av_frame_unref(frame) before doing anything else.
*
* @return
* 0: success, a frame was returned
* AVERROR(EAGAIN): output is not available in this state - user must try
* to send new input
* AVERROR_EOF: the codec has been fully flushed, and there will be
* no more output frames
* AVERROR(EINVAL): codec not opened, or it is an encoder without
* the AV_CODEC_FLAG_RECON_FRAME flag enabled
* AVERROR_INPUT_CHANGED: current decoded frame has changed parameters
* with respect to first decoded frame. Applicable
* when flag AV_CODEC_FLAG_DROPCHANGED is set.
* other negative values: legitimate decoding errors
* @retval 0 success, a frame was returned
* @retval AVERROR(EAGAIN) output is not available in this state - user must
* try to send new input
* @retval AVERROR_EOF the codec has been fully flushed, and there will be
* no more output frames
* @retval AVERROR(EINVAL) codec not opened, or it is an encoder without the
* AV_CODEC_FLAG_RECON_FRAME flag enabled
* @retval AVERROR_INPUT_CHANGED current decoded frame has changed parameters with
* respect to first decoded frame. Applicable when flag
* AV_CODEC_FLAG_DROPCHANGED is set.
* @retval "other negative error code" legitimate decoding errors
*/
int avcodec_receive_frame(AVCodecContext *avctx, AVFrame *frame);
@ -2667,16 +2666,16 @@ int avcodec_receive_frame(AVCodecContext *avctx, AVFrame *frame);
* If it is not set, frame->nb_samples must be equal to
* avctx->frame_size for all frames except the last.
* The final frame may be smaller than avctx->frame_size.
* @return 0 on success, otherwise negative error code:
* AVERROR(EAGAIN): input is not accepted in the current state - user
* must read output with avcodec_receive_packet() (once
* all output is read, the packet should be resent, and
* the call will not fail with EAGAIN).
* AVERROR_EOF: the encoder has been flushed, and no new frames can
* be sent to it
* AVERROR(EINVAL): codec not opened, it is a decoder, or requires flush
* AVERROR(ENOMEM): failed to add packet to internal queue, or similar
* other errors: legitimate encoding errors
* @retval 0 success
* @retval AVERROR(EAGAIN) input is not accepted in the current state - user must
* read output with avcodec_receive_packet() (once all
* output is read, the packet should be resent, and the
* call will not fail with EAGAIN).
* @retval AVERROR_EOF the encoder has been flushed, and no new frames can
* be sent to it
* @retval AVERROR(EINVAL) codec not opened, it is a decoder, or requires flush
* @retval AVERROR(ENOMEM) failed to add packet to internal queue, or similar
* @retval "another negative error code" legitimate encoding errors
*/
int avcodec_send_frame(AVCodecContext *avctx, const AVFrame *frame);
@ -2687,13 +2686,13 @@ int avcodec_send_frame(AVCodecContext *avctx, const AVFrame *frame);
* @param avpkt This will be set to a reference-counted packet allocated by the
* encoder. Note that the function will always call
* av_packet_unref(avpkt) before doing anything else.
* @return 0 on success, otherwise negative error code:
* AVERROR(EAGAIN): output is not available in the current state - user
* must try to send input
* AVERROR_EOF: the encoder has been fully flushed, and there will be
* no more output packets
* AVERROR(EINVAL): codec not opened, or it is a decoder
* other errors: legitimate encoding errors
* @retval 0 success
* @retval AVERROR(EAGAIN) output is not available in the current state - user must
* try to send input
* @retval AVERROR_EOF the encoder has been fully flushed, and there will be no
* more output packets
* @retval AVERROR(EINVAL) codec not opened, or it is a decoder
* @retval "another negative error code" legitimate encoding errors
*/
int avcodec_receive_packet(AVCodecContext *avctx, AVPacket *avpkt);

Write Preview
Loading…
Cancel
Save