Add compile time configurable trickspeed packets dump.

ChangeLog

@@ -1,6 +1,7 @@
 User johns
 Date:
 
+    Add compile time configurable trickspeed packets dump.
     Fix bug #1410: wrong spelled AC-3 and E-AC-3.
     Add compile time selectable h264 trickspeed workaround.
     Use ffmpeg new names AVCodecID, AV_CODEC_... .

Makefile

@@ -36,6 +36,7 @@ CONFIG += -DUSE_PIP			# PIP support
 #CONFIG += -DUSE_TS_VIDEO		# build new ts video parser
 #CONFIG += -DUSE_MPEG_COMPLETE		# support only complete mpeg packets
 #CONFIG += -DH264_EOS_TRICKSPEED	# insert seq end packets for trickspeed
+#CONDIF += -DDUMP_TRICKSPEED		# dump trickspeed packets
 CONFIG += -DUSE_VDR_SPU			# use VDR SPU decoder.
 #CONFIG += -DUSE_SOFTLIMIT		# (tobe removed) limit the buffer fill
 

softhddev.c

@@ -22,6 +22,7 @@
 
 #define noUSE_SOFTLIMIT			///< add soft buffer limits to Play..
 #define noUSE_PIP			///< include PIP support + new API
+#define DUMP_TRICKSPEED			///< dump raw trickspeed packets
 
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -2224,6 +2225,24 @@ int PlayVideo3(VideoStream * stream, const uint8_t * data, int size)
 	&& check[1] == 0x09 && !check[3] && !check[4]) {
 	// old PES HDTV recording z == 2 -> stronger check!
 	if (stream->CodecID == AV_CODEC_ID_H264) {
+#ifdef DUMP_TRICKSPEED
+	    if (stream->TrickSpeed) {
+		char buf[1024];
+		int fd;
+		static int FrameCounter;
+
+		snprintf(buf, sizeof(buf), "frame_%06d_%08d.raw", getpid(),
+		    FrameCounter++);
+		if ((fd =
+			open(buf, O_WRONLY | O_CLOEXEC | O_CREAT | O_TRUNC,
+			    0666)) >= 0) {
+		    if (write(fd, data + 9 + n, size - 9 - n)) {
+			// this construct is to remove the annoying warning
+		    }
+		    close(fd);
+		}
+	    }
+#endif
 #ifdef H264_EOS_TRICKSPEED
 	    // this should improve ffwd+frew, but produce crash in ffmpeg
 	    // with some streams