Autodetect jpeg-ls files.

libavformat/Makefile

@@ -192,6 +192,7 @@ OBJS-$(CONFIG_IMAGE_BMP_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_DPX_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_EXR_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_J2K_PIPE_DEMUXER)     += img2dec.o img2.o
+OBJS-$(CONFIG_IMAGE_JPEGLS_PIPE_DEMUXER)  += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_PICTOR_PIPE_DEMUXER)  += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_PNG_PIPE_DEMUXER)     += img2dec.o img2.o
 OBJS-$(CONFIG_IMAGE_SGI_PIPE_DEMUXER)     += img2dec.o img2.o

libavformat/allformats.c

@@ -325,6 +325,7 @@ void av_register_all(void)
     REGISTER_DEMUXER (IMAGE_DPX_PIPE,        image_dpx_pipe);
     REGISTER_DEMUXER (IMAGE_EXR_PIPE,        image_exr_pipe);
     REGISTER_DEMUXER (IMAGE_J2K_PIPE,        image_j2k_pipe);
+    REGISTER_DEMUXER (IMAGE_JPEGLS_PIPE,     image_jpegls_pipe);
     REGISTER_DEMUXER (IMAGE_PICTOR_PIPE,     image_pictor_pipe);
     REGISTER_DEMUXER (IMAGE_PNG_PIPE,        image_png_pipe);
     REGISTER_DEMUXER (IMAGE_SGI_PIPE,        image_sgi_pipe);

libavformat/img2dec.c

@@ -609,6 +609,15 @@ static int j2k_probe(AVProbeData *p)
     return 0;
 }
 
+static int jpegls_probe(AVProbeData *p)
+{
+    const uint8_t *b = p->buf;
+
+    if (AV_RB32(b) == 0xffd8fff7)
+         return AVPROBE_SCORE_EXTENSION + 1;
+    return 0;
+}
+
 static int pictor_probe(AVProbeData *p)
 {
     const uint8_t *b = p->buf;
@@ -690,6 +699,7 @@ IMAGEAUTO_DEMUXER(bmp,     AV_CODEC_ID_BMP)
 IMAGEAUTO_DEMUXER(dpx,     AV_CODEC_ID_DPX)
 IMAGEAUTO_DEMUXER(exr,     AV_CODEC_ID_EXR)
 IMAGEAUTO_DEMUXER(j2k,     AV_CODEC_ID_JPEG2000)
+IMAGEAUTO_DEMUXER(jpegls,  AV_CODEC_ID_JPEGLS)
 IMAGEAUTO_DEMUXER(pictor,  AV_CODEC_ID_PICTOR)
 IMAGEAUTO_DEMUXER(png,     AV_CODEC_ID_PNG)
 IMAGEAUTO_DEMUXER(sgi,     AV_CODEC_ID_SGI)

libavformat/version.h

@@ -31,7 +31,7 @@
 
 #define LIBAVFORMAT_VERSION_MAJOR 55
 
-#define LIBAVFORMAT_VERSION_MINOR 54
+#define LIBAVFORMAT_VERSION_MINOR 55
 #define LIBAVFORMAT_VERSION_MICRO 100
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \