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added progressive image support

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Originally committed as revision 1796 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Fabrice Bellard 2003-04-20 14:19:17 +00:00
parent 8b46d75e4a
commit 3b1a27e04c
1 changed files with 6 additions and 1 deletions
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7
libavformat/avformat.h
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@ -7,7 +7,7 @@ extern "C" {
#define LIBAVFORMAT_VERSION_INT 0x000406 #define LIBAVFORMAT_VERSION_INT 0x000406
#define LIBAVFORMAT_VERSION "0.4.6" #define LIBAVFORMAT_VERSION "0.4.6"
#define LIBAVFORMAT_BUILD 4603 #define LIBAVFORMAT_BUILD 4604
#include "avcodec.h" #include "avcodec.h"
@ -219,9 +219,13 @@ typedef struct AVImageInfo {
enum PixelFormat pix_fmt; /* requested pixel format */ enum PixelFormat pix_fmt; /* requested pixel format */
int width; /* requested width */ int width; /* requested width */
int height; /* requested height */ int height; /* requested height */
int progressive; /* image is progressive (e.g. interleaved GIF) */
AVPicture pict; /* returned allocated image */ AVPicture pict; /* returned allocated image */
} AVImageInfo; } AVImageInfo;
/* AVImageFormat.flags field constants */
#define AVIMAGE_PROGRESSIVE 0x0001 /* image format support progressive output */
typedef struct AVImageFormat { typedef struct AVImageFormat {
const char *name; const char *name;
const char *extensions; const char *extensions;
@ -236,6 +240,7 @@ typedef struct AVImageFormat {
/* write the image */ /* write the image */
int supported_pixel_formats; /* mask of supported formats for output */ int supported_pixel_formats; /* mask of supported formats for output */
int (*img_write)(ByteIOContext *, AVImageInfo *); int (*img_write)(ByteIOContext *, AVImageInfo *);
int flags;
struct AVImageFormat *next; struct AVImageFormat *next;
} AVImageFormat; } AVImageFormat;