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authorMichael Niedermayer <michaelni@gmx.at>2010-02-12 20:35:29 +0000
committerMichael Niedermayer <michaelni@gmx.at>2010-02-12 20:35:29 +0000
commitab5a0175f5ab90ad8c27beb8b9f12e99c846e83c (patch)
tree73d830659813db830b491967d7715a26205cf6ac /libavformat
parent3566042a0dfd7c016e6e9945e63699dd7296adb2 (diff)
Add flag so muxers not needing width/height can signal this.
Add this flag to img2 (fixes -vcodec copy to image2 in some cases) Originally committed as revision 21773 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/avformat.h1
-rw-r--r--libavformat/img2.c4
-rw-r--r--libavformat/utils.c2
3 files changed, 4 insertions, 3 deletions
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 28e042971c..2e8770a0a3 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -242,6 +242,7 @@ typedef struct AVFormatParameters {
#define AVFMT_GENERIC_INDEX 0x0100 /**< Use generic index building code. */
#define AVFMT_TS_DISCONT 0x0200 /**< Format allows timestamp discontinuities. */
#define AVFMT_VARIABLE_FPS 0x0400 /**< Format allows variable fps. */
+#define AVFMT_NODIMENSIONS 0x0800 /**< Format does not need width/height */
typedef struct AVOutputFormat {
const char *name;
diff --git a/libavformat/img2.c b/libavformat/img2.c
index 124f135ddb..0610ae1ee5 100644
--- a/libavformat/img2.c
+++ b/libavformat/img2.c
@@ -446,7 +446,7 @@ AVOutputFormat image2_muxer = {
img_write_header,
img_write_packet,
NULL,
- .flags= AVFMT_NOTIMESTAMPS | AVFMT_NOFILE
+ .flags= AVFMT_NOTIMESTAMPS | AVFMT_NODIMENSIONS | AVFMT_NOFILE
};
#endif
#if CONFIG_IMAGE2PIPE_MUXER
@@ -460,6 +460,6 @@ AVOutputFormat image2pipe_muxer = {
CODEC_ID_MJPEG,
img_write_header,
img_write_packet,
- .flags= AVFMT_NOTIMESTAMPS
+ .flags= AVFMT_NOTIMESTAMPS | AVFMT_NODIMENSIONS
};
#endif
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 34a7b72505..4829446312 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -2546,7 +2546,7 @@ int av_write_header(AVFormatContext *s)
av_log(s, AV_LOG_ERROR, "time base not set\n");
return -1;
}
- if(st->codec->width<=0 || st->codec->height<=0){
+ if((st->codec->width<=0 || st->codec->height<=0) && !(s->oformat->flags & AVFMT_NODIMENSIONS)){
av_log(s, AV_LOG_ERROR, "dimensions not set\n");
return -1;
}