#include "internal.h"
#include "img2.h"
#include "libavcodec/mjpeg.h"
+#include "libavcodec/xwd.h"
#include "subtitles.h"
#if HAVE_GLOB
return 0;
}
+static int xwd_probe(AVProbeData *p)
+{
+ const uint8_t *b = p->buf;
+ unsigned width, bpp, bpad, lsize;
+
+ if ( p->buf_size < XWD_HEADER_SIZE
+ || AV_RB32(b ) < XWD_HEADER_SIZE // header size
+ || AV_RB32(b + 4) != XWD_VERSION // version
+ || AV_RB32(b + 8) != XWD_Z_PIXMAP // format
+ || AV_RB32(b + 12) > 32 || !AV_RB32(b + 12) // depth
+ || AV_RB32(b + 16) == 0 // width
+ || AV_RB32(b + 20) == 0 // height
+ || AV_RB32(b + 28) > 1 // byteorder
+ || AV_RB32(b + 32) & ~56 || av_popcount(AV_RB32(b + 32)) != 1 // bitmap unit
+ || AV_RB32(b + 36) > 1 // bitorder
+ || AV_RB32(b + 40) & ~56 || av_popcount(AV_RB32(b + 40)) != 1 // padding
+ || AV_RB32(b + 44) > 32 || !AV_RB32(b + 44) // bpp
+ || AV_RB32(b + 68) > 256) // colours
+ return 0;
+
+ width = AV_RB32(b + 16);
+ bpad = AV_RB32(b + 40);
+ bpp = AV_RB32(b + 44);
+ lsize = AV_RB32(b + 48);
+ if (lsize < FFALIGN(width * bpp, bpad) >> 3)
+ return 0;
+
+ return AVPROBE_SCORE_MAX / 2 + 1;
+}
+
#define IMAGEAUTO_DEMUXER(imgname, codecid)\
static const AVClass imgname ## _class = {\
.class_name = AV_STRINGIFY(imgname) " demuxer",\
IMAGEAUTO_DEMUXER(tiff, AV_CODEC_ID_TIFF)
IMAGEAUTO_DEMUXER(webp, AV_CODEC_ID_WEBP)
IMAGEAUTO_DEMUXER(xpm, AV_CODEC_ID_XPM)
+IMAGEAUTO_DEMUXER(xwd, AV_CODEC_ID_XWD)