avcodec/avcodec: document that some video decoders do not support linesizes changing...

[ffmpeg] / libavcodec / avcodec.h

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index c614829aaf2c61eeed066c3bdad728cc3572ecdb..9ca61c0bfe5a3c6b9851b4d5fad4c81240bab93a 100644 (file)
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -513,6 +513,7 @@ enum AVCodecID {
     AV_CODEC_ID_OTF        = MKBETAG( 0 ,'O','T','F'),
     AV_CODEC_ID_SMPTE_KLV  = MKBETAG('K','L','V','A'),
     AV_CODEC_ID_DVD_NAV    = MKBETAG('D','N','A','V'),
+    AV_CODEC_ID_TIMED_ID3  = MKBETAG('T','I','D','3'),
 
 
     AV_CODEC_ID_PROBE = 0x19000, ///< codec_id is not known (like AV_CODEC_ID_NONE) but lavf should attempt to identify it
@@ -2157,6 +2158,8 @@ typedef struct AVCodecContext {
      * avcodec_align_dimensions2() should be used to find the required width and
      * height, as they normally need to be rounded up to the next multiple of 16.
      *
+     * Some decoders do not support linesizes changing between frames.
+     *
      * If frame multithreading is used and thread_safe_callbacks is set,
      * this callback may be called from a different thread, but not from more
      * than one at once. Does not need to be reentrant.