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Diffstat (limited to 'libavdevice/vfwcap.c')
-rw-r--r--libavdevice/vfwcap.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/libavdevice/vfwcap.c b/libavdevice/vfwcap.c
index 72d5f397c3..48cbdc96f2 100644
--- a/libavdevice/vfwcap.c
+++ b/libavdevice/vfwcap.c
@@ -69,6 +69,15 @@ static enum PixelFormat vfw_pixfmt(DWORD biCompression, WORD biBitCount)
return PIX_FMT_NONE;
}
+static enum CodecID vfw_codecid(DWORD biCompression)
+{
+ switch(biCompression) {
+ case MKTAG('d', 'v', 's', 'd'):
+ return CODEC_ID_DVVIDEO;
+ }
+ return CODEC_ID_NONE;
+}
+
#define dstruct(pctx, sname, var, type) \
av_log(pctx, AV_LOG_DEBUG, #var":\t%"type"\n", sname->var)
@@ -321,14 +330,20 @@ static int vfw_read_header(AVFormatContext *s, AVFormatParameters *ap)
codec->height = height;
codec->pix_fmt = vfw_pixfmt(biCompression, biBitCount);
if(codec->pix_fmt == PIX_FMT_NONE) {
+ codec->codec_id = vfw_codecid(biCompression);
+ if(codec->codec_id == CODEC_ID_NONE) {
av_log(s, AV_LOG_ERROR, "Unknown compression type. "
"Please report verbose (-v 9) debug information.\n");
vfw_read_close(s);
return AVERROR_PATCHWELCOME;
+ }
+ codec->bits_per_coded_sample = biBitCount;
}
+ else {
codec->codec_id = CODEC_ID_RAWVIDEO;
if(biCompression == BI_RGB)
codec->bits_per_coded_sample = biBitCount;
+ }
av_set_pts_info(st, 32, 1, 1000);