117 lines
3.3 KiB
Diff
117 lines
3.3 KiB
Diff
diff --git a/src/gifcodec.c b/src/gifcodec.c
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index 8dee0eb..564beed 100644
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--- src/gifcodec.c
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+++ src/gifcodec.c
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@@ -39,8 +39,10 @@ GUID gdip_gif_image_format_guid = {0xb96b3cb0U, 0x0728U, 0x11d3U, {0x9d, 0x7b, 0
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#include "gifcodec.h"
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+#if GIFLIB_MAJOR < 5
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/* giflib declares this incorrectly as EgifOpen */
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extern GifFileType *EGifOpen(void *userData, OutputFunc writeFunc);
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+#endif
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/* Data structure used for callback */
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typedef struct
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@@ -105,7 +107,7 @@ gdip_gif_inputfunc (GifFileType *gif, GifByteType *data, int len)
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*/
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static int
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-AddExtensionBlockMono(SavedImage *New, int Len, BYTE ExtData[])
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+AddExtensionBlockMono(SavedImage *New, int Len, int func, BYTE ExtData[])
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{
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ExtensionBlock *ep;
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@@ -129,7 +131,7 @@ AddExtensionBlockMono(SavedImage *New, int Len, BYTE ExtData[])
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if (ExtData) {
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memcpy(ep->Bytes, ExtData, Len);
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- ep->Function = New->Function;
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+ ep->Function = func;
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}
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return (GIF_OK);
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@@ -232,20 +234,20 @@ DGifSlurpMono(GifFileType * GifFile, SavedImage *TrailingExtensions)
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}
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case EXTENSION_RECORD_TYPE: {
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- if (DGifGetExtension(GifFile, &temp_save.Function, &ExtData) == GIF_ERROR) {
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+ int func;
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+ if (DGifGetExtension(GifFile, &func, &ExtData) == GIF_ERROR) {
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return (GIF_ERROR);
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}
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while (ExtData != NULL) {
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/* Create an extension block with our data */
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- if (AddExtensionBlockMono(&temp_save, ExtData[0], &ExtData[1]) == GIF_ERROR) {
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+ if (AddExtensionBlockMono(&temp_save, func, ExtData[0], &ExtData[1]) == GIF_ERROR) {
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return (GIF_ERROR);
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}
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if (DGifGetExtensionNext(GifFile, &ExtData) == GIF_ERROR) {
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return (GIF_ERROR);
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}
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- temp_save.Function = 0;
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}
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break;
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}
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@@ -303,12 +305,19 @@ gdip_load_gif_image (void *stream, GpImage **image, BOOL from_file)
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result = NULL;
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loop_counter = FALSE;
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+#if GIFLIB_MAJOR < 5
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if (from_file) {
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gif = DGifOpen(stream, &gdip_gif_fileinputfunc);
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} else {
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gif = DGifOpen (stream, &gdip_gif_inputfunc);
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}
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-
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+#else
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+ if (from_file)
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+ gif = DGifOpen(stream, &gdip_gif_fileinputfunc, NULL);
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+ else
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+ gif = DGifOpen(stream, &gdip_gif_inputfunc, NULL);
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+#endif
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+
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if (gif == NULL) {
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goto error;
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}
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@@ -660,11 +669,22 @@ gdip_save_gif_image (void *stream, GpImage *image, BOOL from_file)
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return InvalidParameter;
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}
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+#if GIFLIB_MAJOR < 5
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if (from_file) {
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fp = EGifOpenFileName (stream, 0);
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} else {
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fp = EGifOpen (stream, gdip_gif_outputfunc);
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}
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+#else
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+ if (from_file)
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+ fp = EGifOpenFileName (stream, 0, NULL);
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+ else
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+ fp = EGifOpen (stream, gdip_gif_outputfunc, NULL);
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+#define MakeMapObject GifMakeMapObject
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+#define FreeMapObject GifFreeMapObject
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+#define QuantizeBuffer GifQuantizeBuffer
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+#define BitSize GifBitSize
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+#endif
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if (!fp) {
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return FileNotFound;
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@@ -848,8 +868,15 @@ gdip_save_gif_image (void *stream, GpImage *image, BOOL from_file)
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Buffer[0] = 1;
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Buffer[1] = ptr[0];
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Buffer[2] = ptr[1];
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+#if GIFLIB_MAJOR < 5
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EGifPutExtensionFirst(fp, APPLICATION_EXT_FUNC_CODE, 11, "NETSCAPE2.0");
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EGifPutExtensionLast(fp, APPLICATION_EXT_FUNC_CODE, 3, Buffer);
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+#else
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+ EGifPutExtensionLeader(fp, APPLICATION_EXT_FUNC_CODE);
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+ EGifPutExtensionBlock(fp, 11, "NETSCAPE2.0");
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+ EGifPutExtensionBlock(fp, 3, Buffer);
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+ EGifPutExtensionTrailer(fp);
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+#endif
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}
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}
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