diff mbox series

[FFmpeg-devel] add color table for 8-bit gray scale raw image data

Message ID tencent_95057DDC95A2C404E50E4FF63D3EA21A1A07@qq.com
State New
Headers show
Series [FFmpeg-devel] add color table for 8-bit gray scale raw image data | expand

Checks

Context Check Description
andriy/x86_make success Make finished
andriy/x86_make_fate fail Make fate failed
andriy/PPC64_make success Make finished
andriy/PPC64_make_fate warning Make fate failed

Commit Message

rui.jiang Aug. 15, 2021, 7:45 a.m. UTC 
From: unknown <2010263188@qq.com>

---
 libavformat/riffenc.c | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/libavformat/riffenc.c b/libavformat/riffenc.c
index c04d55c423..e33bcdb339 100644
--- a/libavformat/riffenc.c
+++ b/libavformat/riffenc.c
@@ -242,6 +242,15 @@  void ff_put_bmp_header(AVIOContext *pb, AVCodecParameters *par,
     avio_wl32(pb, pal_avi ? 1 << par->bits_per_coded_sample : 0);
     avio_wl32(pb, 0);
 
+	if (par->bits_per_coded_sample == 8) {
+		for(int i=0; i<256; i++) {
+			avio_w8(pb,i);
+			avio_w8(pb,i);
+			avio_w8(pb,i);
+			avio_w8(pb,0);
+		}
+	}
+
     if (!ignore_extradata) {
         if (par->extradata_size) {
             avio_write(pb, par->extradata, extradata_size);