avcodec: rewrite gif muxing and encoding

[ffmpeg] / libavformat / isom.c

diff --git a/libavformat/isom.c b/libavformat/isom.c
index 59502a8b3f2beb22d04c08ea945430b9cdfcee38..ca9d22e4f74114f13f818896e75daad31f076507 100644 (file)
--- a/libavformat/isom.c
+++ b/libavformat/isom.c
@@ -188,6 +188,7 @@ const AVCodecTag ff_codec_movvideo_tags[] = {
 
     { AV_CODEC_ID_VP8,  MKTAG('v', 'p', '0', '8') }, /* VP8 */
     { AV_CODEC_ID_VP9,  MKTAG('v', 'p', '0', '9') }, /* VP9 */
+    { AV_CODEC_ID_AV1,  MKTAG('a', 'v', '0', '1') }, /* AV1 */
 
     { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', ' ') },
     { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', '1', 'v', '1') }, /* Apple MPEG-1 Camcorder */
@@ -373,6 +374,11 @@ const AVCodecTag ff_codec_movsubtitle_tags[] = {
     { AV_CODEC_ID_NONE, 0 },
 };
 
+const AVCodecTag ff_codec_movdata_tags[] = {
+    { AV_CODEC_ID_BIN_DATA, MKTAG('g', 'p', 'm', 'd') },
+    { AV_CODEC_ID_NONE, 0 },
+};
+
 /* map numeric codes from mdhd atom to ISO 639 */
 /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
 /* http://developer.apple.com/documentation/mac/Text/Text-368.html */
@@ -526,7 +532,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
         av_log(fc, AV_LOG_TRACE, "Specific MPEG-4 header len=%d\n", len);
         if (!len || (uint64_t)len > (1<<30))
             return AVERROR_INVALIDDATA;
-        av_free(st->codecpar->extradata);
         if ((ret = ff_get_extradata(fc, st->codecpar, pb, len)) < 0)
             return ret;
         if (st->codecpar->codec_id == AV_CODEC_ID_AAC) {