From 2279de6eca1294082a307feb211b217781da8045 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos@ag.or.at>
Date: Thu, 7 May 2015 01:10:45 +0200
Subject: lavf/img2dec: Autodetect qdraw images.

---
 libavformat/img2dec.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'libavformat/img2dec.c')

diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index 5fc5b8342d..ba2911074b 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -707,6 +707,16 @@ static int jpegls_probe(AVProbeData *p)
     return 0;
 }
 
+static int qdraw_probe(AVProbeData *p)
+{
+    const uint8_t *b = p->buf;
+
+    if (!b[10] && AV_RB32(b+11) == 0x1102ff0c && !b[15] ||
+        p->buf_size >= 528 && !b[522] && AV_RB32(b+523) == 0x1102ff0c && !b[527])
+        return AVPROBE_SCORE_EXTENSION + 1;
+    return 0;
+}
+
 static int pictor_probe(AVProbeData *p)
 {
     const uint8_t *b = p->buf;
@@ -793,6 +803,7 @@ IMAGEAUTO_DEMUXER(jpeg,    AV_CODEC_ID_MJPEG)
 IMAGEAUTO_DEMUXER(jpegls,  AV_CODEC_ID_JPEGLS)
 IMAGEAUTO_DEMUXER(pictor,  AV_CODEC_ID_PICTOR)
 IMAGEAUTO_DEMUXER(png,     AV_CODEC_ID_PNG)
+IMAGEAUTO_DEMUXER(qdraw,   AV_CODEC_ID_QDRAW)
 IMAGEAUTO_DEMUXER(sgi,     AV_CODEC_ID_SGI)
 IMAGEAUTO_DEMUXER(sunrast, AV_CODEC_ID_SUNRAST)
 IMAGEAUTO_DEMUXER(tiff,    AV_CODEC_ID_TIFF)
-- 
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