#define OUTBUFFER_SIZE 0x8000
-#ifdef _JPEGLIB_INCLUDED_
+#ifdef HAVE_JPEGLIB
typedef struct _JPEGDESTMGR
{ struct jpeg_destination_mgr mgr;
return 0;
}
-#endif // _JPEGLIB_INCLUDED_
+#endif // HAVE_JPEGLIB
// Lossless compression texture based on zlib
return 0;
}
+
int swf_SetLosslessBits(TAG * t,U16 width,U16 height,void * bitmap,U8 bitmap_flags)
{ int res = 0;
int bps;
deflateEnd(&zs);
-
} else res = -3; // zlib error
free(data);
} else res = -2; // memory error
#endif // HAVE_ZLIB
-#undef OUTBUFFER_SIZE
+#if defined(HAVE_ZLIB) && defined(HAVE_JPEGLIB)
+int swf_SetJPEGBits3(TAG * tag,U16 width,U16 height,RGBA* bitmap, int quality)
+{
+ JPEGBITS* jpeg;
+ int y;
+ int pos;
+ int res = 0;
+ U8 * data;
+ z_stream zs;
+
+ pos = tag->len;
+ swf_SetU32(tag, 0); //placeholder
+ jpeg = swf_SetJPEGBitsStart(tag,width,height,quality);
+ for (y=0;y<height;y++)
+ { U8 scanline[3*width];
+ int x,p = 0;
+ for (x=0;x<width;x++)
+ { scanline[p++] = bitmap[width*y+x].r;
+ scanline[p++] = bitmap[width*y+x].g;
+ scanline[p++] = bitmap[width*y+x].b;
+ }
+ swf_SetJPEGBitsLine(jpeg,scanline);
+ }
+ swf_SetJPEGBitsFinish(jpeg);
+ PUT32(&tag->data[pos], tag->len - pos - 4);
+ data=malloc(OUTBUFFER_SIZE);
+ memset(&zs,0x00,sizeof(z_stream));
+
+ if (deflateInit(&zs,Z_DEFAULT_COMPRESSION)!=Z_OK) {
+ fprintf(stderr, "rfxswf: zlib compression failed");
+ return -3;
+ }
+
+ zs.next_out = data;
+ zs.avail_out = OUTBUFFER_SIZE;
+
+ for (y=0;y<height;y++)
+ { U8 scanline[width];
+ int x,p = 0;
+ for (x=0;x<width;x++) {
+ scanline[p++] = bitmap[width*y+x].a;
+ }
+ zs.avail_in = width;
+ zs.next_in = scanline;
+
+ while(1) {
+ if(deflate(&zs, Z_NO_FLUSH) != Z_OK) {
+ fprintf(stderr, "rfxswf: zlib compression failed");
+ return -4;
+ }
+ if(zs.next_out != data) {
+ swf_SetBlock(tag, data, zs.next_out - data);
+ zs.next_out = data;
+ zs.avail_out = OUTBUFFER_SIZE;
+ }
+ if(!zs.avail_in) {
+ break;
+ }
+ }
+ }
+
+ while(1) {
+ int ret = deflate(&zs, Z_FINISH);
+ if (ret != Z_OK &&
+ ret != Z_STREAM_END) {
+ fprintf(stderr, "rfxswf: zlib compression failed");
+ return -5;
+ }
+ if(zs.next_out != data) {
+ swf_SetBlock(tag, data, zs.next_out - data);
+ zs.next_out = data;
+ zs.avail_out = OUTBUFFER_SIZE;
+ }
+ if (ret == Z_STREAM_END) {
+ break;
+ }
+ }
+
+ deflateEnd(&zs);
+ free(data);
+ return 0;
+}
+#endif
+
+#undef OUTBUFFER_SIZE