From 7fe60435bce6595a9c58a9bfd8244d74b5320e96 Mon Sep 17 00:00:00 2001
From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Tue, 15 Jan 2013 08:46:13 +0100
Subject: Import DirectFB141_2k11R3_beta5

---
 .../DirectFB/gfxdrivers/sh772x/sh7722_jpegtool.c   | 142 +++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100755 Source/DirectFB/gfxdrivers/sh772x/sh7722_jpegtool.c

(limited to 'Source/DirectFB/gfxdrivers/sh772x/sh7722_jpegtool.c')

diff --git a/Source/DirectFB/gfxdrivers/sh772x/sh7722_jpegtool.c b/Source/DirectFB/gfxdrivers/sh772x/sh7722_jpegtool.c
new file mode 100755
index 0000000..5fd0fad
--- /dev/null
+++ b/Source/DirectFB/gfxdrivers/sh772x/sh7722_jpegtool.c
@@ -0,0 +1,142 @@
+#ifdef SH7722_DEBUG_JPEG
+#define DIRECT_ENABLE_DEBUG
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <stdarg.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+
+#ifdef STANDALONE
+#include "sh7722_jpeglib_standalone.h"
+#else
+#include <config.h>
+
+#include <direct/debug.h>
+#include <direct/direct.h>
+#include <direct/interface.h>
+#include <direct/mem.h>
+#include <direct/messages.h>
+#include <direct/stream.h>
+#include <direct/util.h>
+
+#include <directfb.h>
+#endif
+
+#include "sh7722_jpeglib.h"
+
+
+void
+write_ppm( const char    *filename,
+           unsigned long  phys,
+           int            pitch,
+           unsigned int   width,
+           unsigned int   height )
+{
+     int   i;
+     int   fd;
+     int   size;
+     void *mem;
+     FILE *file;
+
+     size = direct_page_align( pitch * height );
+
+     fd = open( "/dev/mem", O_RDWR );
+     if (fd < 0) {
+          D_PERROR( "SH7722/JPEG: Could not open /dev/mem!\n" );
+          return;
+     }
+
+     mem = mmap( NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, phys );
+     if (mem == MAP_FAILED) {
+          D_PERROR( "SH7722/JPEG: Could not map /dev/mem at 0x%08lx (length %d)!\n", phys, size );
+          close( fd );
+          return;
+     }
+
+     close( fd );
+
+     file = fopen( filename, "wb" );
+     if (!file) {
+          D_PERROR( "SH7722/JPEG: Could not open '%s' for writing!\n", filename );
+          munmap( mem, size );
+          return;
+     }
+
+     fprintf( file, "P6\n%d %d\n255\n", width, height );
+
+     for (i=0; i<height; i++) {
+          fwrite( mem, 3, width, file );
+
+          mem += pitch;
+     }
+
+     fclose( file );
+
+     munmap( mem, size );
+}
+
+
+int
+main( int argc, char *argv[] )
+{
+     DirectResult           ret;
+     SH7722_JPEG_context    info;
+     DFBSurfacePixelFormat  format;
+     int                    pitch;
+     DirectStream          *stream = NULL;
+
+     if (argc != 2) {
+          fprintf( stderr, "Usage: %s <filename>\n", argv[0] );
+          return -1;
+     }
+
+#ifndef STANDALONE
+     direct_initialize();
+
+     direct_config->debug = true;
+#endif
+
+     ret = SH7722_JPEG_Initialize();
+     if (ret)
+          return ret;
+
+     ret = direct_stream_create( argv[1], &stream );
+     if (ret)
+          goto out;
+
+     ret = SH7722_JPEG_Open( stream, &info );
+     if (ret)
+          goto out;
+
+     D_INFO( "SH7722/JPEGTool: Opened %dx%d image (4:%s)\n", info.width, info.height,
+             info.mode420 ? "2:0" : info.mode444 ? "4:4" : "2:2?" );
+
+     format = DSPF_RGB24;// info.mode444 ? DSPF_NV16 : DSPF_NV12;
+     pitch  = (DFB_BYTES_PER_LINE( format, info.width ) + 31) & ~31;
+
+     ret = SH7722_JPEG_Decode( &info, NULL, NULL, format, 0x0f800000, NULL, pitch, info.width, info.height );
+     if (ret)
+          goto out;
+
+
+//  Use RGB24 format for this
+//     write_ppm( "test.ppm", 0x0f800000, pitch, info.width, info.height );
+
+     ret = SH7722_JPEG_Encode( "test.jpg", NULL, format, 0x0f800000, pitch, info.width, info.height, 0 );
+     if (ret)
+          goto out;
+
+
+out:
+     if (stream)
+          direct_stream_destroy( stream );
+
+     SH7722_JPEG_Shutdown();
+
+     return ret;
+}
-- 
cgit