*/
/**
- * @file libavcodec/imgconvert.c
+ * @file
* misc image conversion routines
*/
#include "avcodec.h"
#include "dsputil.h"
-#include "colorspace.h"
+#include "internal.h"
+#include "imgconvert.h"
+#include "libavutil/colorspace.h"
+#include "libavutil/pixdesc.h"
+#include "libavcore/imgutils.h"
-#if HAVE_MMX
-#include "x86/mmx.h"
+#if HAVE_MMX && HAVE_YASM
#include "x86/dsputil_mmx.h"
#endif
#define FF_PIXEL_PACKED 1 /**< only one components containing all the channels */
#define FF_PIXEL_PALETTE 2 /**< one components containing indexes for a palette */
+#if HAVE_MMX && HAVE_YASM
+#define deinterlace_line_inplace ff_deinterlace_line_inplace_mmx
+#define deinterlace_line ff_deinterlace_line_mmx
+#else
+#define deinterlace_line_inplace deinterlace_line_inplace_c
+#define deinterlace_line deinterlace_line_c
+#endif
+
typedef struct PixFmtInfo {
- const char *name;
uint8_t nb_channels; /**< number of channels (including alpha) */
uint8_t color_type; /**< color type (see FF_COLOR_xxx constants) */
uint8_t pixel_type; /**< pixel storage type (see FF_PIXEL_xxx constants) */
uint8_t is_alpha : 1; /**< true if alpha can be specified */
- uint8_t x_chroma_shift; /**< X chroma subsampling factor is 2 ^ shift */
- uint8_t y_chroma_shift; /**< Y chroma subsampling factor is 2 ^ shift */
uint8_t depth; /**< bit depth of the color components */
} PixFmtInfo;
static const PixFmtInfo pix_fmt_info[PIX_FMT_NB] = {
/* YUV formats */
[PIX_FMT_YUV420P] = {
- .name = "yuv420p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 1,
},
[PIX_FMT_YUV422P] = {
- .name = "yuv422p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 0,
},
[PIX_FMT_YUV444P] = {
- .name = "yuv444p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_YUYV422] = {
- .name = "yuyv422",
.nb_channels = 1,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 0,
},
[PIX_FMT_UYVY422] = {
- .name = "uyvy422",
.nb_channels = 1,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 0,
},
[PIX_FMT_YUV410P] = {
- .name = "yuv410p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 2, .y_chroma_shift = 2,
},
[PIX_FMT_YUV411P] = {
- .name = "yuv411p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 2, .y_chroma_shift = 0,
},
[PIX_FMT_YUV440P] = {
- .name = "yuv440p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 1,
},
+ [PIX_FMT_YUV420P16LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_YUV,
+ .pixel_type = FF_PIXEL_PLANAR,
+ .depth = 16,
+ },
+ [PIX_FMT_YUV422P16LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_YUV,
+ .pixel_type = FF_PIXEL_PLANAR,
+ .depth = 16,
+ },
+ [PIX_FMT_YUV444P16LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_YUV,
+ .pixel_type = FF_PIXEL_PLANAR,
+ .depth = 16,
+ },
+ [PIX_FMT_YUV420P16BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_YUV,
+ .pixel_type = FF_PIXEL_PLANAR,
+ .depth = 16,
+ },
+ [PIX_FMT_YUV422P16BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_YUV,
+ .pixel_type = FF_PIXEL_PLANAR,
+ .depth = 16,
+ },
+ [PIX_FMT_YUV444P16BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_YUV,
+ .pixel_type = FF_PIXEL_PLANAR,
+ .depth = 16,
+ },
+
/* YUV formats with alpha plane */
[PIX_FMT_YUVA420P] = {
- .name = "yuva420p",
.nb_channels = 4,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 1,
},
/* JPEG YUV */
[PIX_FMT_YUVJ420P] = {
- .name = "yuvj420p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV_JPEG,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 1,
},
[PIX_FMT_YUVJ422P] = {
- .name = "yuvj422p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV_JPEG,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 0,
},
[PIX_FMT_YUVJ444P] = {
- .name = "yuvj444p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV_JPEG,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_YUVJ440P] = {
- .name = "yuvj440p",
.nb_channels = 3,
.color_type = FF_COLOR_YUV_JPEG,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 1,
},
/* RGB formats */
[PIX_FMT_RGB24] = {
- .name = "rgb24",
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_BGR24] = {
- .name = "bgr24",
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
- [PIX_FMT_RGB32] = {
- .name = "rgb32",
+ [PIX_FMT_ARGB] = {
.nb_channels = 4, .is_alpha = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_RGB48BE] = {
- .name = "rgb48be",
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 16,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_RGB48LE] = {
- .name = "rgb48le",
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 16,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
- [PIX_FMT_RGB565] = {
- .name = "rgb565",
+ [PIX_FMT_RGB565BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 5,
+ },
+ [PIX_FMT_RGB565LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 5,
+ },
+ [PIX_FMT_RGB555BE] = {
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 5,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
- [PIX_FMT_RGB555] = {
- .name = "rgb555",
+ [PIX_FMT_RGB555LE] = {
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 5,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
+ },
+ [PIX_FMT_RGB444BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 4,
+ },
+ [PIX_FMT_RGB444LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 4,
},
/* gray / mono formats */
[PIX_FMT_GRAY16BE] = {
- .name = "gray16be",
.nb_channels = 1,
.color_type = FF_COLOR_GRAY,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 16,
},
[PIX_FMT_GRAY16LE] = {
- .name = "gray16le",
.nb_channels = 1,
.color_type = FF_COLOR_GRAY,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 16,
},
[PIX_FMT_GRAY8] = {
- .name = "gray",
.nb_channels = 1,
.color_type = FF_COLOR_GRAY,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
},
[PIX_FMT_MONOWHITE] = {
- .name = "monow",
.nb_channels = 1,
.color_type = FF_COLOR_GRAY,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 1,
},
[PIX_FMT_MONOBLACK] = {
- .name = "monob",
.nb_channels = 1,
.color_type = FF_COLOR_GRAY,
.pixel_type = FF_PIXEL_PLANAR,
/* paletted formats */
[PIX_FMT_PAL8] = {
- .name = "pal8",
.nb_channels = 4, .is_alpha = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PALETTE,
.depth = 8,
},
- [PIX_FMT_XVMC_MPEG2_MC] = {
- .name = "xvmcmc",
- },
- [PIX_FMT_XVMC_MPEG2_IDCT] = {
- .name = "xvmcidct",
- },
- [PIX_FMT_VDPAU_MPEG1] = {
- .name = "vdpau_mpeg1",
- },
- [PIX_FMT_VDPAU_MPEG2] = {
- .name = "vdpau_mpeg2",
- },
- [PIX_FMT_VDPAU_H264] = {
- .name = "vdpau_h264",
- },
- [PIX_FMT_VDPAU_WMV3] = {
- .name = "vdpau_wmv3",
- },
- [PIX_FMT_VDPAU_VC1] = {
- .name = "vdpau_vc1",
- },
[PIX_FMT_UYYVYY411] = {
- .name = "uyyvyy411",
.nb_channels = 1,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 2, .y_chroma_shift = 0,
},
- [PIX_FMT_BGR32] = {
- .name = "bgr32",
+ [PIX_FMT_ABGR] = {
.nb_channels = 4, .is_alpha = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
- [PIX_FMT_BGR565] = {
- .name = "bgr565",
+ [PIX_FMT_BGR565BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 5,
+ },
+ [PIX_FMT_BGR565LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 5,
+ },
+ [PIX_FMT_BGR555BE] = {
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 5,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
- [PIX_FMT_BGR555] = {
- .name = "bgr555",
+ [PIX_FMT_BGR555LE] = {
.nb_channels = 3,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 5,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
+ },
+ [PIX_FMT_BGR444BE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 4,
+ },
+ [PIX_FMT_BGR444LE] = {
+ .nb_channels = 3,
+ .color_type = FF_COLOR_RGB,
+ .pixel_type = FF_PIXEL_PACKED,
+ .depth = 4,
},
[PIX_FMT_RGB8] = {
- .name = "rgb8",
.nb_channels = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_RGB4] = {
- .name = "rgb4",
.nb_channels = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 4,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_RGB4_BYTE] = {
- .name = "rgb4_byte",
.nb_channels = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_BGR8] = {
- .name = "bgr8",
.nb_channels = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_BGR4] = {
- .name = "bgr4",
.nb_channels = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 4,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_BGR4_BYTE] = {
- .name = "bgr4_byte",
.nb_channels = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
[PIX_FMT_NV12] = {
- .name = "nv12",
.nb_channels = 2,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 1,
},
[PIX_FMT_NV21] = {
- .name = "nv12",
.nb_channels = 2,
.color_type = FF_COLOR_YUV,
.pixel_type = FF_PIXEL_PLANAR,
.depth = 8,
- .x_chroma_shift = 1, .y_chroma_shift = 1,
},
- [PIX_FMT_BGR32_1] = {
- .name = "bgr32_1",
+ [PIX_FMT_BGRA] = {
.nb_channels = 4, .is_alpha = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
- [PIX_FMT_RGB32_1] = {
- .name = "rgb32_1",
+ [PIX_FMT_RGBA] = {
.nb_channels = 4, .is_alpha = 1,
.color_type = FF_COLOR_RGB,
.pixel_type = FF_PIXEL_PACKED,
.depth = 8,
- .x_chroma_shift = 0, .y_chroma_shift = 0,
},
};
-void avcodec_get_chroma_sub_sample(int pix_fmt, int *h_shift, int *v_shift)
+void avcodec_get_chroma_sub_sample(enum PixelFormat pix_fmt, int *h_shift, int *v_shift)
{
- *h_shift = pix_fmt_info[pix_fmt].x_chroma_shift;
- *v_shift = pix_fmt_info[pix_fmt].y_chroma_shift;
+ *h_shift = av_pix_fmt_descriptors[pix_fmt].log2_chroma_w;
+ *v_shift = av_pix_fmt_descriptors[pix_fmt].log2_chroma_h;
}
-const char *avcodec_get_pix_fmt_name(int pix_fmt)
+const char *avcodec_get_pix_fmt_name(enum PixelFormat pix_fmt)
{
if (pix_fmt < 0 || pix_fmt >= PIX_FMT_NB)
return NULL;
else
- return pix_fmt_info[pix_fmt].name;
+ return av_pix_fmt_descriptors[pix_fmt].name;
}
-enum PixelFormat avcodec_get_pix_fmt(const char* name)
+#if LIBAVCODEC_VERSION_MAJOR < 53
+enum PixelFormat avcodec_get_pix_fmt(const char *name)
{
- int i;
-
- for (i=0; i < PIX_FMT_NB; i++)
- if (!strcmp(pix_fmt_info[i].name, name))
- return i;
- return PIX_FMT_NONE;
+ return av_get_pix_fmt(name);
}
+#endif
-void avcodec_pix_fmt_string (char *buf, int buf_size, int pix_fmt)
+void avcodec_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt)
{
/* print header */
if (pix_fmt < 0)
char is_alpha_char= info.is_alpha ? 'y' : 'n';
snprintf (buf, buf_size,
- "%-10s" " %1d " " %2d " " %c ",
- info.name,
+ "%-11s %5d %9d %6c",
+ av_pix_fmt_descriptors[pix_fmt].name,
info.nb_channels,
info.depth,
is_alpha_char
}
}
+int ff_is_hwaccel_pix_fmt(enum PixelFormat pix_fmt)
+{
+ return av_pix_fmt_descriptors[pix_fmt].flags & PIX_FMT_HWACCEL;
+}
+
int ff_set_systematic_pal(uint32_t pal[256], enum PixelFormat pix_fmt){
int i;
return 0;
}
-int ff_fill_linesize(AVPicture *picture, int pix_fmt, int width)
+#if LIBAVCODEC_VERSION_MAJOR < 53
+int ff_fill_linesize(AVPicture *picture, enum PixelFormat pix_fmt, int width)
{
- int w2;
- const PixFmtInfo *pinfo;
-
- memset(picture->linesize, 0, sizeof(picture->linesize));
-
- pinfo = &pix_fmt_info[pix_fmt];
- switch(pix_fmt) {
- case PIX_FMT_YUV420P:
- case PIX_FMT_YUV422P:
- case PIX_FMT_YUV444P:
- case PIX_FMT_YUV410P:
- case PIX_FMT_YUV411P:
- case PIX_FMT_YUV440P:
- case PIX_FMT_YUVJ420P:
- case PIX_FMT_YUVJ422P:
- case PIX_FMT_YUVJ444P:
- case PIX_FMT_YUVJ440P:
- w2 = (width + (1 << pinfo->x_chroma_shift) - 1) >> pinfo->x_chroma_shift;
- picture->linesize[0] = width;
- picture->linesize[1] = w2;
- picture->linesize[2] = w2;
- break;
- case PIX_FMT_YUVA420P:
- w2 = (width + (1 << pinfo->x_chroma_shift) - 1) >> pinfo->x_chroma_shift;
- picture->linesize[0] = width;
- picture->linesize[1] = w2;
- picture->linesize[2] = w2;
- picture->linesize[3] = width;
- break;
- case PIX_FMT_NV12:
- case PIX_FMT_NV21:
- w2 = (width + (1 << pinfo->x_chroma_shift) - 1) >> pinfo->x_chroma_shift;
- picture->linesize[0] = width;
- picture->linesize[1] = w2;
- break;
- case PIX_FMT_RGB24:
- case PIX_FMT_BGR24:
- picture->linesize[0] = width * 3;
- break;
- case PIX_FMT_RGB32:
- case PIX_FMT_BGR32:
- case PIX_FMT_RGB32_1:
- case PIX_FMT_BGR32_1:
- picture->linesize[0] = width * 4;
- break;
- case PIX_FMT_RGB48BE:
- case PIX_FMT_RGB48LE:
- picture->linesize[0] = width * 6;
- break;
- case PIX_FMT_GRAY16BE:
- case PIX_FMT_GRAY16LE:
- case PIX_FMT_BGR555:
- case PIX_FMT_BGR565:
- case PIX_FMT_RGB555:
- case PIX_FMT_RGB565:
- case PIX_FMT_YUYV422:
- picture->linesize[0] = width * 2;
- break;
- case PIX_FMT_UYVY422:
- picture->linesize[0] = width * 2;
- break;
- case PIX_FMT_UYYVYY411:
- picture->linesize[0] = width + width/2;
- break;
- case PIX_FMT_RGB4:
- case PIX_FMT_BGR4:
- picture->linesize[0] = width / 2;
- break;
- case PIX_FMT_MONOWHITE:
- case PIX_FMT_MONOBLACK:
- picture->linesize[0] = (width + 7) >> 3;
- break;
- case PIX_FMT_PAL8:
- case PIX_FMT_RGB8:
- case PIX_FMT_BGR8:
- case PIX_FMT_RGB4_BYTE:
- case PIX_FMT_BGR4_BYTE:
- case PIX_FMT_GRAY8:
- picture->linesize[0] = width;
- picture->linesize[1] = 4;
- break;
- default:
- return -1;
- }
- return 0;
+ return av_image_fill_linesizes(picture->linesize, pix_fmt, width);
}
-int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, int pix_fmt,
+int ff_fill_pointer(AVPicture *picture, uint8_t *ptr, enum PixelFormat pix_fmt,
int height)
{
- int size, h2, size2;
- const PixFmtInfo *pinfo;
-
- pinfo = &pix_fmt_info[pix_fmt];
- size = picture->linesize[0] * height;
- switch(pix_fmt) {
- case PIX_FMT_YUV420P:
- case PIX_FMT_YUV422P:
- case PIX_FMT_YUV444P:
- case PIX_FMT_YUV410P:
- case PIX_FMT_YUV411P:
- case PIX_FMT_YUV440P:
- case PIX_FMT_YUVJ420P:
- case PIX_FMT_YUVJ422P:
- case PIX_FMT_YUVJ444P:
- case PIX_FMT_YUVJ440P:
- h2 = (height + (1 << pinfo->y_chroma_shift) - 1) >> pinfo->y_chroma_shift;
- size2 = picture->linesize[1] * h2;
- picture->data[0] = ptr;
- picture->data[1] = picture->data[0] + size;
- picture->data[2] = picture->data[1] + size2;
- picture->data[3] = NULL;
- return size + 2 * size2;
- case PIX_FMT_YUVA420P:
- h2 = (height + (1 << pinfo->y_chroma_shift) - 1) >> pinfo->y_chroma_shift;
- size2 = picture->linesize[1] * h2;
- picture->data[0] = ptr;
- picture->data[1] = picture->data[0] + size;
- picture->data[2] = picture->data[1] + size2;
- picture->data[3] = picture->data[1] + size2 + size2;
- return 2 * size + 2 * size2;
- case PIX_FMT_NV12:
- case PIX_FMT_NV21:
- h2 = (height + (1 << pinfo->y_chroma_shift) - 1) >> pinfo->y_chroma_shift;
- size2 = picture->linesize[1] * h2 * 2;
- picture->data[0] = ptr;
- picture->data[1] = picture->data[0] + size;
- picture->data[2] = NULL;
- picture->data[3] = NULL;
- return size + 2 * size2;
- case PIX_FMT_RGB24:
- case PIX_FMT_BGR24:
- case PIX_FMT_RGB32:
- case PIX_FMT_BGR32:
- case PIX_FMT_RGB32_1:
- case PIX_FMT_BGR32_1:
- case PIX_FMT_RGB48BE:
- case PIX_FMT_RGB48LE:
- case PIX_FMT_GRAY16BE:
- case PIX_FMT_GRAY16LE:
- case PIX_FMT_BGR555:
- case PIX_FMT_BGR565:
- case PIX_FMT_RGB555:
- case PIX_FMT_RGB565:
- case PIX_FMT_YUYV422:
- case PIX_FMT_UYVY422:
- case PIX_FMT_UYYVYY411:
- case PIX_FMT_RGB4:
- case PIX_FMT_BGR4:
- case PIX_FMT_MONOWHITE:
- case PIX_FMT_MONOBLACK:
- picture->data[0] = ptr;
- picture->data[1] = NULL;
- picture->data[2] = NULL;
- picture->data[3] = NULL;
- return size;
- case PIX_FMT_PAL8:
- case PIX_FMT_RGB8:
- case PIX_FMT_BGR8:
- case PIX_FMT_RGB4_BYTE:
- case PIX_FMT_BGR4_BYTE:
- case PIX_FMT_GRAY8:
- size2 = (size + 3) & ~3;
- picture->data[0] = ptr;
- picture->data[1] = ptr + size2; /* palette is stored here as 256 32 bit words */
- picture->data[2] = NULL;
- picture->data[3] = NULL;
- return size2 + 256 * 4;
- default:
- picture->data[0] = NULL;
- picture->data[1] = NULL;
- picture->data[2] = NULL;
- picture->data[3] = NULL;
- return -1;
- }
+ return av_image_fill_pointers(picture->data, pix_fmt, height, ptr, picture->linesize);
}
+#endif
int avpicture_fill(AVPicture *picture, uint8_t *ptr,
- int pix_fmt, int width, int height)
+ enum PixelFormat pix_fmt, int width, int height)
{
- if(avcodec_check_dimensions(NULL, width, height))
+ if(av_image_check_size(width, height, 0, NULL))
return -1;
- if (ff_fill_linesize(picture, pix_fmt, width))
+ if (av_image_fill_linesizes(picture->linesize, pix_fmt, width))
return -1;
- return ff_fill_pointer(picture, ptr, pix_fmt, height);
+ return av_image_fill_pointers(picture->data, pix_fmt, height, ptr, picture->linesize);
}
-int avpicture_layout(const AVPicture* src, int pix_fmt, int width, int height,
+int avpicture_layout(const AVPicture* src, enum PixelFormat pix_fmt, int width, int height,
unsigned char *dest, int dest_size)
{
const PixFmtInfo* pf = &pix_fmt_info[pix_fmt];
- int i, j, w, h, data_planes;
+ const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
+ int i, j, w, ow, h, oh, data_planes;
const unsigned char* s;
int size = avpicture_get_size(pix_fmt, width, height);
if (pf->pixel_type == FF_PIXEL_PACKED || pf->pixel_type == FF_PIXEL_PALETTE) {
if (pix_fmt == PIX_FMT_YUYV422 ||
pix_fmt == PIX_FMT_UYVY422 ||
- pix_fmt == PIX_FMT_BGR565 ||
- pix_fmt == PIX_FMT_BGR555 ||
- pix_fmt == PIX_FMT_RGB565 ||
- pix_fmt == PIX_FMT_RGB555)
+ pix_fmt == PIX_FMT_BGR565BE ||
+ pix_fmt == PIX_FMT_BGR565LE ||
+ pix_fmt == PIX_FMT_BGR555BE ||
+ pix_fmt == PIX_FMT_BGR555LE ||
+ pix_fmt == PIX_FMT_BGR444BE ||
+ pix_fmt == PIX_FMT_BGR444LE ||
+ pix_fmt == PIX_FMT_RGB565BE ||
+ pix_fmt == PIX_FMT_RGB565LE ||
+ pix_fmt == PIX_FMT_RGB555BE ||
+ pix_fmt == PIX_FMT_RGB555LE ||
+ pix_fmt == PIX_FMT_RGB444BE ||
+ pix_fmt == PIX_FMT_RGB444LE)
w = width * 2;
else if (pix_fmt == PIX_FMT_UYYVYY411)
- w = width + width/2;
+ w = width + width/2;
else if (pix_fmt == PIX_FMT_PAL8)
- w = width;
+ w = width;
else
- w = width * (pf->depth * pf->nb_channels / 8);
+ w = width * (pf->depth * pf->nb_channels / 8);
data_planes = 1;
h = height;
h = height;
}
+ ow = w;
+ oh = h;
+
for (i=0; i<data_planes; i++) {
- if (i == 1) {
- w = width >> pf->x_chroma_shift;
- h = height >> pf->y_chroma_shift;
- }
- s = src->data[i];
- for(j=0; j<h; j++) {
- memcpy(dest, s, w);
- dest += w;
- s += src->linesize[i];
- }
+ if (i == 1) {
+ w = (- ((-width) >> desc->log2_chroma_w) * pf->depth + 7) / 8;
+ h = -((-height) >> desc->log2_chroma_h);
+ if (pix_fmt == PIX_FMT_NV12 || pix_fmt == PIX_FMT_NV21)
+ w <<= 1;
+ } else if (i == 3) {
+ w = ow;
+ h = oh;
+ }
+ s = src->data[i];
+ for(j=0; j<h; j++) {
+ memcpy(dest, s, w);
+ dest += w;
+ s += src->linesize[i];
+ }
}
if (pf->pixel_type == FF_PIXEL_PALETTE)
return size;
}
-int avpicture_get_size(int pix_fmt, int width, int height)
+int avpicture_get_size(enum PixelFormat pix_fmt, int width, int height)
{
AVPicture dummy_pict;
+ if(av_image_check_size(width, height, 0, NULL))
+ return -1;
+ switch (pix_fmt) {
+ case PIX_FMT_RGB8:
+ case PIX_FMT_BGR8:
+ case PIX_FMT_RGB4_BYTE:
+ case PIX_FMT_BGR4_BYTE:
+ case PIX_FMT_GRAY8:
+ // do not include palette for these pseudo-paletted formats
+ return width * height;
+ }
return avpicture_fill(&dummy_pict, NULL, pix_fmt, width, height);
}
-int avcodec_get_pix_fmt_loss(int dst_pix_fmt, int src_pix_fmt,
+int avcodec_get_pix_fmt_loss(enum PixelFormat dst_pix_fmt, enum PixelFormat src_pix_fmt,
int has_alpha)
{
const PixFmtInfo *pf, *ps;
+ const AVPixFmtDescriptor *src_desc = &av_pix_fmt_descriptors[src_pix_fmt];
+ const AVPixFmtDescriptor *dst_desc = &av_pix_fmt_descriptors[dst_pix_fmt];
int loss;
ps = &pix_fmt_info[src_pix_fmt];
- pf = &pix_fmt_info[dst_pix_fmt];
/* compute loss */
loss = 0;
pf = &pix_fmt_info[dst_pix_fmt];
if (pf->depth < ps->depth ||
- (dst_pix_fmt == PIX_FMT_RGB555 && src_pix_fmt == PIX_FMT_RGB565))
+ ((dst_pix_fmt == PIX_FMT_RGB555BE || dst_pix_fmt == PIX_FMT_RGB555LE ||
+ dst_pix_fmt == PIX_FMT_BGR555BE || dst_pix_fmt == PIX_FMT_BGR555LE) &&
+ (src_pix_fmt == PIX_FMT_RGB565BE || src_pix_fmt == PIX_FMT_RGB565LE ||
+ src_pix_fmt == PIX_FMT_BGR565BE || src_pix_fmt == PIX_FMT_BGR565LE)))
loss |= FF_LOSS_DEPTH;
- if (pf->x_chroma_shift > ps->x_chroma_shift ||
- pf->y_chroma_shift > ps->y_chroma_shift)
+ if (dst_desc->log2_chroma_w > src_desc->log2_chroma_w ||
+ dst_desc->log2_chroma_h > src_desc->log2_chroma_h)
loss |= FF_LOSS_RESOLUTION;
switch(pf->color_type) {
case FF_COLOR_RGB:
return loss;
}
-static int avg_bits_per_pixel(int pix_fmt)
+static int avg_bits_per_pixel(enum PixelFormat pix_fmt)
{
int bits;
const PixFmtInfo *pf;
+ const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
pf = &pix_fmt_info[pix_fmt];
switch(pf->pixel_type) {
switch(pix_fmt) {
case PIX_FMT_YUYV422:
case PIX_FMT_UYVY422:
- case PIX_FMT_RGB565:
- case PIX_FMT_RGB555:
- case PIX_FMT_BGR565:
- case PIX_FMT_BGR555:
+ case PIX_FMT_RGB565BE:
+ case PIX_FMT_RGB565LE:
+ case PIX_FMT_RGB555BE:
+ case PIX_FMT_RGB555LE:
+ case PIX_FMT_RGB444BE:
+ case PIX_FMT_RGB444LE:
+ case PIX_FMT_BGR565BE:
+ case PIX_FMT_BGR565LE:
+ case PIX_FMT_BGR555BE:
+ case PIX_FMT_BGR555LE:
+ case PIX_FMT_BGR444BE:
+ case PIX_FMT_BGR444LE:
bits = 16;
break;
case PIX_FMT_UYYVYY411:
}
break;
case FF_PIXEL_PLANAR:
- if (pf->x_chroma_shift == 0 && pf->y_chroma_shift == 0) {
+ if (desc->log2_chroma_w == 0 && desc->log2_chroma_h == 0) {
bits = pf->depth * pf->nb_channels;
} else {
bits = pf->depth + ((2 * pf->depth) >>
- (pf->x_chroma_shift + pf->y_chroma_shift));
+ (desc->log2_chroma_w + desc->log2_chroma_h));
}
break;
case FF_PIXEL_PALETTE:
return bits;
}
-static int avcodec_find_best_pix_fmt1(int64_t pix_fmt_mask,
- int src_pix_fmt,
+static enum PixelFormat avcodec_find_best_pix_fmt1(int64_t pix_fmt_mask,
+ enum PixelFormat src_pix_fmt,
int has_alpha,
int loss_mask)
{
- int dist, i, loss, min_dist, dst_pix_fmt;
+ int dist, i, loss, min_dist;
+ enum PixelFormat dst_pix_fmt;
/* find exact color match with smallest size */
- dst_pix_fmt = -1;
+ dst_pix_fmt = PIX_FMT_NONE;
min_dist = 0x7fffffff;
for(i = 0;i < PIX_FMT_NB; i++) {
if (pix_fmt_mask & (1ULL << i)) {
return dst_pix_fmt;
}
-int avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, int src_pix_fmt,
+enum PixelFormat avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, enum PixelFormat src_pix_fmt,
int has_alpha, int *loss_ptr)
{
- int dst_pix_fmt, loss_mask, i;
+ enum PixelFormat dst_pix_fmt;
+ int loss_mask, i;
static const int loss_mask_order[] = {
~0, /* no loss first */
~FF_LOSS_ALPHA,
if (loss_mask == 0)
break;
}
- return -1;
+ return PIX_FMT_NONE;
found:
if (loss_ptr)
*loss_ptr = avcodec_get_pix_fmt_loss(dst_pix_fmt, src_pix_fmt, has_alpha);
return dst_pix_fmt;
}
+#if LIBAVCODEC_VERSION_MAJOR < 53
void ff_img_copy_plane(uint8_t *dst, int dst_wrap,
const uint8_t *src, int src_wrap,
int width, int height)
{
- if((!dst) || (!src))
- return;
- for(;height > 0; height--) {
- memcpy(dst, src, width);
- dst += dst_wrap;
- src += src_wrap;
- }
+ av_image_copy_plane(dst, dst_wrap, src, src_wrap, width, height);
}
int ff_get_plane_bytewidth(enum PixelFormat pix_fmt, int width, int plane)
{
- int bits;
- const PixFmtInfo *pf = &pix_fmt_info[pix_fmt];
-
- pf = &pix_fmt_info[pix_fmt];
- switch(pf->pixel_type) {
- case FF_PIXEL_PACKED:
- switch(pix_fmt) {
- case PIX_FMT_YUYV422:
- case PIX_FMT_UYVY422:
- case PIX_FMT_RGB565:
- case PIX_FMT_RGB555:
- case PIX_FMT_BGR565:
- case PIX_FMT_BGR555:
- bits = 16;
- break;
- case PIX_FMT_UYYVYY411:
- bits = 12;
- break;
- default:
- bits = pf->depth * pf->nb_channels;
- break;
- }
- return (width * bits + 7) >> 3;
- break;
- case FF_PIXEL_PLANAR:
- if (plane == 1 || plane == 2)
- width= -((-width)>>pf->x_chroma_shift);
-
- return (width * pf->depth + 7) >> 3;
- break;
- case FF_PIXEL_PALETTE:
- if (plane == 0)
- return width;
- break;
- }
-
- return -1;
+ return av_image_get_linesize(pix_fmt, width, plane);
}
-void av_picture_copy(AVPicture *dst, const AVPicture *src,
- int pix_fmt, int width, int height)
+void av_picture_data_copy(uint8_t *dst_data[4], int dst_linesize[4],
+ uint8_t *src_data[4], int src_linesize[4],
+ enum PixelFormat pix_fmt, int width, int height)
{
- int i;
- const PixFmtInfo *pf = &pix_fmt_info[pix_fmt];
-
- pf = &pix_fmt_info[pix_fmt];
- switch(pf->pixel_type) {
- case FF_PIXEL_PACKED:
- case FF_PIXEL_PLANAR:
- for(i = 0; i < pf->nb_channels; i++) {
- int h;
- int bwidth = ff_get_plane_bytewidth(pix_fmt, width, i);
- h = height;
- if (i == 1 || i == 2) {
- h= -((-height)>>pf->y_chroma_shift);
- }
- ff_img_copy_plane(dst->data[i], dst->linesize[i],
- src->data[i], src->linesize[i],
- bwidth, h);
- }
- break;
- case FF_PIXEL_PALETTE:
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- width, height);
- /* copy the palette */
- ff_img_copy_plane(dst->data[1], dst->linesize[1],
- src->data[1], src->linesize[1],
- 4, 256);
- break;
- }
+ av_image_copy(dst_data, dst_linesize, src_data, src_linesize,
+ pix_fmt, width, height);
}
+#endif
-/* XXX: totally non optimized */
-
-static void yuyv422_to_yuv420p(AVPicture *dst, const AVPicture *src,
- int width, int height)
+void av_picture_copy(AVPicture *dst, const AVPicture *src,
+ enum PixelFormat pix_fmt, int width, int height)
{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
-
- for(;height >= 1; height -= 2) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[0];
- cb[0] = p[1];
- lum[1] = p[2];
- cr[0] = p[3];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- if (w) {
- lum[0] = p[0];
- cb[0] = p[1];
- cr[0] = p[3];
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- if (height>1) {
- p = p1;
- lum = lum1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[0];
- lum[1] = p[2];
- p += 4;
- lum += 2;
- }
- if (w) {
- lum[0] = p[0];
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- }
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
+ av_image_copy(dst->data, dst->linesize, src->data,
+ src->linesize, pix_fmt, width, height);
}
-static void uyvy422_to_yuv420p(AVPicture *dst, const AVPicture *src,
- int width, int height)
+/* 2x2 -> 1x1 */
+void ff_shrink22(uint8_t *dst, int dst_wrap,
+ const uint8_t *src, int src_wrap,
+ int width, int height)
{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
int w;
+ const uint8_t *s1, *s2;
+ uint8_t *d;
- p1 = src->data[0];
-
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
-
- for(;height >= 1; height -= 2) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[1];
- cb[0] = p[0];
- lum[1] = p[3];
- cr[0] = p[2];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- if (w) {
- lum[0] = p[1];
- cb[0] = p[0];
- cr[0] = p[2];
- cb++;
- cr++;
+ for(;height > 0; height--) {
+ s1 = src;
+ s2 = s1 + src_wrap;
+ d = dst;
+ for(w = width;w >= 4; w-=4) {
+ d[0] = (s1[0] + s1[1] + s2[0] + s2[1] + 2) >> 2;
+ d[1] = (s1[2] + s1[3] + s2[2] + s2[3] + 2) >> 2;
+ d[2] = (s1[4] + s1[5] + s2[4] + s2[5] + 2) >> 2;
+ d[3] = (s1[6] + s1[7] + s2[6] + s2[7] + 2) >> 2;
+ s1 += 8;
+ s2 += 8;
+ d += 4;
}
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- if (height>1) {
- p = p1;
- lum = lum1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[1];
- lum[1] = p[3];
- p += 4;
- lum += 2;
- }
- if (w) {
- lum[0] = p[1];
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
+ for(;w > 0; w--) {
+ d[0] = (s1[0] + s1[1] + s2[0] + s2[1] + 2) >> 2;
+ s1 += 2;
+ s2 += 2;
+ d++;
}
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
+ src += 2 * src_wrap;
+ dst += dst_wrap;
}
}
-
-static void uyvy422_to_yuv422p(AVPicture *dst, const AVPicture *src,
- int width, int height)
+/* 4x4 -> 1x1 */
+void ff_shrink44(uint8_t *dst, int dst_wrap,
+ const uint8_t *src, int src_wrap,
+ int width, int height)
{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
int w;
+ const uint8_t *s1, *s2, *s3, *s4;
+ uint8_t *d;
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[1];
- cb[0] = p[0];
- lum[1] = p[3];
- cr[0] = p[2];
- p += 4;
- lum += 2;
- cb++;
- cr++;
+ s1 = src;
+ s2 = s1 + src_wrap;
+ s3 = s2 + src_wrap;
+ s4 = s3 + src_wrap;
+ d = dst;
+ for(w = width;w > 0; w--) {
+ d[0] = (s1[0] + s1[1] + s1[2] + s1[3] +
+ s2[0] + s2[1] + s2[2] + s2[3] +
+ s3[0] + s3[1] + s3[2] + s3[3] +
+ s4[0] + s4[1] + s4[2] + s4[3] + 8) >> 4;
+ s1 += 4;
+ s2 += 4;
+ s3 += 4;
+ s4 += 4;
+ d++;
}
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
+ src += 4 * src_wrap;
+ dst += dst_wrap;
}
}
-
-static void yuyv422_to_yuv422p(AVPicture *dst, const AVPicture *src,
- int width, int height)
+/* 8x8 -> 1x1 */
+void ff_shrink88(uint8_t *dst, int dst_wrap,
+ const uint8_t *src, int src_wrap,
+ int width, int height)
{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[0];
- cb[0] = p[1];
- lum[1] = p[2];
- cr[0] = p[3];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-static void yuv422p_to_yuyv422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- uint8_t *p, *p1;
- const uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = dst->data[0];
- lum1 = src->data[0];
- cb1 = src->data[1];
- cr1 = src->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- p[0] = lum[0];
- p[1] = cb[0];
- p[2] = lum[1];
- p[3] = cr[0];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += dst->linesize[0];
- lum1 += src->linesize[0];
- cb1 += src->linesize[1];
- cr1 += src->linesize[2];
- }
-}
-
-static void yuv422p_to_uyvy422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- uint8_t *p, *p1;
- const uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = dst->data[0];
- lum1 = src->data[0];
- cb1 = src->data[1];
- cr1 = src->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- p[1] = lum[0];
- p[0] = cb[0];
- p[3] = lum[1];
- p[2] = cr[0];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += dst->linesize[0];
- lum1 += src->linesize[0];
- cb1 += src->linesize[1];
- cr1 += src->linesize[2];
- }
-}
-
-static void uyyvyy411_to_yuv411p(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 4; w -= 4) {
- cb[0] = p[0];
- lum[0] = p[1];
- lum[1] = p[2];
- cr[0] = p[3];
- lum[2] = p[4];
- lum[3] = p[5];
- p += 6;
- lum += 4;
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-
-static void yuv420p_to_yuyv422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int w, h;
- uint8_t *line1, *line2, *linesrc = dst->data[0];
- uint8_t *lum1, *lum2, *lumsrc = src->data[0];
- uint8_t *cb1, *cb2 = src->data[1];
- uint8_t *cr1, *cr2 = src->data[2];
-
- for(h = height / 2; h--;) {
- line1 = linesrc;
- line2 = linesrc + dst->linesize[0];
-
- lum1 = lumsrc;
- lum2 = lumsrc + src->linesize[0];
-
- cb1 = cb2;
- cr1 = cr2;
-
- for(w = width / 2; w--;) {
- *line1++ = *lum1++; *line2++ = *lum2++;
- *line1++ = *line2++ = *cb1++;
- *line1++ = *lum1++; *line2++ = *lum2++;
- *line1++ = *line2++ = *cr1++;
- }
-
- linesrc += dst->linesize[0] * 2;
- lumsrc += src->linesize[0] * 2;
- cb2 += src->linesize[1];
- cr2 += src->linesize[2];
- }
-}
-
-static void yuv420p_to_uyvy422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int w, h;
- uint8_t *line1, *line2, *linesrc = dst->data[0];
- uint8_t *lum1, *lum2, *lumsrc = src->data[0];
- uint8_t *cb1, *cb2 = src->data[1];
- uint8_t *cr1, *cr2 = src->data[2];
-
- for(h = height / 2; h--;) {
- line1 = linesrc;
- line2 = linesrc + dst->linesize[0];
-
- lum1 = lumsrc;
- lum2 = lumsrc + src->linesize[0];
-
- cb1 = cb2;
- cr1 = cr2;
-
- for(w = width / 2; w--;) {
- *line1++ = *line2++ = *cb1++;
- *line1++ = *lum1++; *line2++ = *lum2++;
- *line1++ = *line2++ = *cr1++;
- *line1++ = *lum1++; *line2++ = *lum2++;
- }
-
- linesrc += dst->linesize[0] * 2;
- lumsrc += src->linesize[0] * 2;
- cb2 += src->linesize[1];
- cr2 += src->linesize[2];
- }
-}
-
-/* 2x2 -> 1x1 */
-void ff_shrink22(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- const uint8_t *s1, *s2;
- uint8_t *d;
-
- for(;height > 0; height--) {
- s1 = src;
- s2 = s1 + src_wrap;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- d[0] = (s1[0] + s1[1] + s2[0] + s2[1] + 2) >> 2;
- d[1] = (s1[2] + s1[3] + s2[2] + s2[3] + 2) >> 2;
- d[2] = (s1[4] + s1[5] + s2[4] + s2[5] + 2) >> 2;
- d[3] = (s1[6] + s1[7] + s2[6] + s2[7] + 2) >> 2;
- s1 += 8;
- s2 += 8;
- d += 4;
- }
- for(;w > 0; w--) {
- d[0] = (s1[0] + s1[1] + s2[0] + s2[1] + 2) >> 2;
- s1 += 2;
- s2 += 2;
- d++;
- }
- src += 2 * src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 4x4 -> 1x1 */
-void ff_shrink44(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- const uint8_t *s1, *s2, *s3, *s4;
- uint8_t *d;
-
- for(;height > 0; height--) {
- s1 = src;
- s2 = s1 + src_wrap;
- s3 = s2 + src_wrap;
- s4 = s3 + src_wrap;
- d = dst;
- for(w = width;w > 0; w--) {
- d[0] = (s1[0] + s1[1] + s1[2] + s1[3] +
- s2[0] + s2[1] + s2[2] + s2[3] +
- s3[0] + s3[1] + s3[2] + s3[3] +
- s4[0] + s4[1] + s4[2] + s4[3] + 8) >> 4;
- s1 += 4;
- s2 += 4;
- s3 += 4;
- s4 += 4;
- d++;
- }
- src += 4 * src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 8x8 -> 1x1 */
-void ff_shrink88(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w, i;
+ int w, i;
for(;height > 0; height--) {
for(w = width;w > 0; w--) {
}
}
-/* XXX: add jpeg quantize code */
-
-#define TRANSP_INDEX (6*6*6)
-
-/* this is maybe slow, but allows for extensions */
-static inline unsigned char gif_clut_index(uint8_t r, uint8_t g, uint8_t b)
-{
- return (((r) / 47) % 6) * 6 * 6 + (((g) / 47) % 6) * 6 + (((b) / 47) % 6);
-}
-
-static void build_rgb_palette(uint8_t *palette, int has_alpha)
-{
- uint32_t *pal;
- static const uint8_t pal_value[6] = { 0x00, 0x33, 0x66, 0x99, 0xcc, 0xff };
- int i, r, g, b;
-
- pal = (uint32_t *)palette;
- i = 0;
- for(r = 0; r < 6; r++) {
- for(g = 0; g < 6; g++) {
- for(b = 0; b < 6; b++) {
- pal[i++] = (0xff << 24) | (pal_value[r] << 16) |
- (pal_value[g] << 8) | pal_value[b];
- }
- }
- }
- if (has_alpha)
- pal[i++] = 0;
- while (i < 256)
- pal[i++] = 0xff000000;
-}
-
-/* copy bit n to bits 0 ... n - 1 */
-static inline unsigned int bitcopy_n(unsigned int a, int n)
-{
- int mask;
- mask = (1 << n) - 1;
- return (a & (0xff & ~mask)) | ((-((a >> n) & 1)) & mask);
-}
-
-/* rgb555 handling */
-
-#define RGB_NAME rgb555
-
-#define RGB_IN(r, g, b, s)\
-{\
- unsigned int v = ((const uint16_t *)(s))[0];\
- r = bitcopy_n(v >> (10 - 3), 3);\
- g = bitcopy_n(v >> (5 - 3), 3);\
- b = bitcopy_n(v << 3, 3);\
-}
-
-
-#define RGB_OUT(d, r, g, b)\
-{\
- ((uint16_t *)(d))[0] = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);\
-}
-
-#define BPP 2
-
-#include "imgconvert_template.c"
-
-/* rgb565 handling */
-
-#define RGB_NAME rgb565
-
-#define RGB_IN(r, g, b, s)\
-{\
- unsigned int v = ((const uint16_t *)(s))[0];\
- r = bitcopy_n(v >> (11 - 3), 3);\
- g = bitcopy_n(v >> (5 - 2), 2);\
- b = bitcopy_n(v << 3, 3);\
-}
-
-#define RGB_OUT(d, r, g, b)\
-{\
- ((uint16_t *)(d))[0] = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);\
-}
-
-#define BPP 2
-
-#include "imgconvert_template.c"
-
-/* bgr24 handling */
-
-#define RGB_NAME bgr24
-
-#define RGB_IN(r, g, b, s)\
-{\
- b = (s)[0];\
- g = (s)[1];\
- r = (s)[2];\
-}
-
-#define RGB_OUT(d, r, g, b)\
-{\
- (d)[0] = b;\
- (d)[1] = g;\
- (d)[2] = r;\
-}
-
-#define BPP 3
-
-#include "imgconvert_template.c"
-
-#undef RGB_IN
-#undef RGB_OUT
-#undef BPP
-
-/* rgb24 handling */
-
-#define RGB_NAME rgb24
-#define FMT_RGB24
-
-#define RGB_IN(r, g, b, s)\
-{\
- r = (s)[0];\
- g = (s)[1];\
- b = (s)[2];\
-}
-
-#define RGB_OUT(d, r, g, b)\
-{\
- (d)[0] = r;\
- (d)[1] = g;\
- (d)[2] = b;\
-}
-
-#define BPP 3
-
-#include "imgconvert_template.c"
-
-/* rgb32 handling */
-
-#define RGB_NAME rgb32
-#define FMT_RGB32
-
-#define RGB_IN(r, g, b, s)\
-{\
- unsigned int v = ((const uint32_t *)(s))[0];\
- r = (v >> 16) & 0xff;\
- g = (v >> 8) & 0xff;\
- b = v & 0xff;\
-}
-
-#define RGBA_IN(r, g, b, a, s)\
-{\
- unsigned int v = ((const uint32_t *)(s))[0];\
- a = (v >> 24) & 0xff;\
- r = (v >> 16) & 0xff;\
- g = (v >> 8) & 0xff;\
- b = v & 0xff;\
-}
-
-#define RGBA_OUT(d, r, g, b, a)\
-{\
- ((uint32_t *)(d))[0] = (a << 24) | (r << 16) | (g << 8) | b;\
-}
-
-#define BPP 4
-
-#include "imgconvert_template.c"
-
-static void mono_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height, int xor_mask)
-{
- const unsigned char *p;
- unsigned char *q;
- int v, dst_wrap, src_wrap;
- int y, w;
-
- p = src->data[0];
- src_wrap = src->linesize[0] - ((width + 7) >> 3);
-
- q = dst->data[0];
- dst_wrap = dst->linesize[0] - width;
- for(y=0;y<height;y++) {
- w = width;
- while (w >= 8) {
- v = *p++ ^ xor_mask;
- q[0] = -(v >> 7);
- q[1] = -((v >> 6) & 1);
- q[2] = -((v >> 5) & 1);
- q[3] = -((v >> 4) & 1);
- q[4] = -((v >> 3) & 1);
- q[5] = -((v >> 2) & 1);
- q[6] = -((v >> 1) & 1);
- q[7] = -((v >> 0) & 1);
- w -= 8;
- q += 8;
- }
- if (w > 0) {
- v = *p++ ^ xor_mask;
- do {
- q[0] = -((v >> 7) & 1);
- q++;
- v <<= 1;
- } while (--w);
- }
- p += src_wrap;
- q += dst_wrap;
- }
-}
-
-static void monowhite_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- mono_to_gray(dst, src, width, height, 0xff);
-}
-
-static void monoblack_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- mono_to_gray(dst, src, width, height, 0x00);
-}
-
-static void gray_to_mono(AVPicture *dst, const AVPicture *src,
- int width, int height, int xor_mask)
-{
- int n;
- const uint8_t *s;
- uint8_t *d;
- int j, b, v, n1, src_wrap, dst_wrap, y;
-
- s = src->data[0];
- src_wrap = src->linesize[0] - width;
-
- d = dst->data[0];
- dst_wrap = dst->linesize[0] - ((width + 7) >> 3);
-
- for(y=0;y<height;y++) {
- n = width;
- while (n >= 8) {
- v = 0;
- for(j=0;j<8;j++) {
- b = s[0];
- s++;
- v = (v << 1) | (b >> 7);
- }
- d[0] = v ^ xor_mask;
- d++;
- n -= 8;
- }
- if (n > 0) {
- n1 = n;
- v = 0;
- while (n > 0) {
- b = s[0];
- s++;
- v = (v << 1) | (b >> 7);
- n--;
- }
- d[0] = (v << (8 - (n1 & 7))) ^ xor_mask;
- d++;
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-static void gray_to_monowhite(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- gray_to_mono(dst, src, width, height, 0xff);
-}
-
-static void gray_to_monoblack(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- gray_to_mono(dst, src, width, height, 0x00);
-}
-
-static void gray_to_gray16(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int x, y, src_wrap, dst_wrap;
- uint8_t *s, *d;
- s = src->data[0];
- src_wrap = src->linesize[0] - width;
- d = dst->data[0];
- dst_wrap = dst->linesize[0] - width * 2;
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- *d++ = *s;
- *d++ = *s++;
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-static void gray16_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int x, y, src_wrap, dst_wrap;
- uint8_t *s, *d;
- s = src->data[0];
- src_wrap = src->linesize[0] - width * 2;
- d = dst->data[0];
- dst_wrap = dst->linesize[0] - width;
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- *d++ = *s;
- s += 2;
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-static void gray16be_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- gray16_to_gray(dst, src, width, height);
-}
-
-static void gray16le_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- AVPicture tmpsrc = *src;
- tmpsrc.data[0]++;
- gray16_to_gray(dst, &tmpsrc, width, height);
-}
-
-static void gray16_to_gray16(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int x, y, src_wrap, dst_wrap;
- uint16_t *s, *d;
- s = (uint16_t*)src->data[0];
- src_wrap = (src->linesize[0] - width * 2)/2;
- d = (uint16_t*)dst->data[0];
- dst_wrap = (dst->linesize[0] - width * 2)/2;
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- *d++ = bswap_16(*s++);
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-
-typedef struct ConvertEntry {
- void (*convert)(AVPicture *dst,
- const AVPicture *src, int width, int height);
-} ConvertEntry;
-
-/* Add each new conversion function in this table. In order to be able
- to convert from any format to any format, the following constraints
- must be satisfied:
-
- - all FF_COLOR_RGB formats must convert to and from PIX_FMT_RGB24
-
- - all FF_COLOR_GRAY formats must convert to and from PIX_FMT_GRAY8
-
- - all FF_COLOR_RGB formats with alpha must convert to and from PIX_FMT_RGB32
-
- - PIX_FMT_YUV444P and PIX_FMT_YUVJ444P must convert to and from
- PIX_FMT_RGB24.
-
- - PIX_FMT_422 must convert to and from PIX_FMT_422P.
-
- The other conversion functions are just optimizations for common cases.
-*/
-static const ConvertEntry convert_table[PIX_FMT_NB][PIX_FMT_NB] = {
- [PIX_FMT_YUV420P] = {
- [PIX_FMT_YUYV422] = {
- .convert = yuv420p_to_yuyv422,
- },
- [PIX_FMT_RGB555] = {
- .convert = yuv420p_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = yuv420p_to_rgb565
- },
- [PIX_FMT_BGR24] = {
- .convert = yuv420p_to_bgr24
- },
- [PIX_FMT_RGB24] = {
- .convert = yuv420p_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = yuv420p_to_rgb32
- },
- [PIX_FMT_UYVY422] = {
- .convert = yuv420p_to_uyvy422,
- },
- },
- [PIX_FMT_YUV422P] = {
- [PIX_FMT_YUYV422] = {
- .convert = yuv422p_to_yuyv422,
- },
- [PIX_FMT_UYVY422] = {
- .convert = yuv422p_to_uyvy422,
- },
- },
- [PIX_FMT_YUV444P] = {
- [PIX_FMT_RGB24] = {
- .convert = yuv444p_to_rgb24
- },
- },
- [PIX_FMT_YUVJ420P] = {
- [PIX_FMT_RGB555] = {
- .convert = yuvj420p_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = yuvj420p_to_rgb565
- },
- [PIX_FMT_BGR24] = {
- .convert = yuvj420p_to_bgr24
- },
- [PIX_FMT_RGB24] = {
- .convert = yuvj420p_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = yuvj420p_to_rgb32
- },
- },
- [PIX_FMT_YUVJ444P] = {
- [PIX_FMT_RGB24] = {
- .convert = yuvj444p_to_rgb24
- },
- },
- [PIX_FMT_YUYV422] = {
- [PIX_FMT_YUV420P] = {
- .convert = yuyv422_to_yuv420p,
- },
- [PIX_FMT_YUV422P] = {
- .convert = yuyv422_to_yuv422p,
- },
- },
- [PIX_FMT_UYVY422] = {
- [PIX_FMT_YUV420P] = {
- .convert = uyvy422_to_yuv420p,
- },
- [PIX_FMT_YUV422P] = {
- .convert = uyvy422_to_yuv422p,
- },
- },
- [PIX_FMT_RGB24] = {
- [PIX_FMT_YUV420P] = {
- .convert = rgb24_to_yuv420p
- },
- [PIX_FMT_RGB565] = {
- .convert = rgb24_to_rgb565
- },
- [PIX_FMT_RGB555] = {
- .convert = rgb24_to_rgb555
- },
- [PIX_FMT_RGB32] = {
- .convert = rgb24_to_rgb32
- },
- [PIX_FMT_BGR24] = {
- .convert = rgb24_to_bgr24
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb24_to_gray
- },
- [PIX_FMT_PAL8] = {
- .convert = rgb24_to_pal8
- },
- [PIX_FMT_YUV444P] = {
- .convert = rgb24_to_yuv444p
- },
- [PIX_FMT_YUVJ420P] = {
- .convert = rgb24_to_yuvj420p
- },
- [PIX_FMT_YUVJ444P] = {
- .convert = rgb24_to_yuvj444p
- },
- },
- [PIX_FMT_RGB32] = {
- [PIX_FMT_RGB24] = {
- .convert = rgb32_to_rgb24
- },
- [PIX_FMT_BGR24] = {
- .convert = rgb32_to_bgr24
- },
- [PIX_FMT_RGB565] = {
- .convert = rgb32_to_rgb565
- },
- [PIX_FMT_RGB555] = {
- .convert = rgb32_to_rgb555
- },
- [PIX_FMT_PAL8] = {
- .convert = rgb32_to_pal8
- },
- [PIX_FMT_YUV420P] = {
- .convert = rgb32_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb32_to_gray
- },
- },
- [PIX_FMT_BGR24] = {
- [PIX_FMT_RGB32] = {
- .convert = bgr24_to_rgb32
- },
- [PIX_FMT_RGB24] = {
- .convert = bgr24_to_rgb24
- },
- [PIX_FMT_YUV420P] = {
- .convert = bgr24_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = bgr24_to_gray
- },
- },
- [PIX_FMT_RGB555] = {
- [PIX_FMT_RGB24] = {
- .convert = rgb555_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = rgb555_to_rgb32
- },
- [PIX_FMT_YUV420P] = {
- .convert = rgb555_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb555_to_gray
- },
- },
- [PIX_FMT_RGB565] = {
- [PIX_FMT_RGB32] = {
- .convert = rgb565_to_rgb32
- },
- [PIX_FMT_RGB24] = {
- .convert = rgb565_to_rgb24
- },
- [PIX_FMT_YUV420P] = {
- .convert = rgb565_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb565_to_gray
- },
- },
- [PIX_FMT_GRAY16BE] = {
- [PIX_FMT_GRAY8] = {
- .convert = gray16be_to_gray
- },
- [PIX_FMT_GRAY16LE] = {
- .convert = gray16_to_gray16
- },
- },
- [PIX_FMT_GRAY16LE] = {
- [PIX_FMT_GRAY8] = {
- .convert = gray16le_to_gray
- },
- [PIX_FMT_GRAY16BE] = {
- .convert = gray16_to_gray16
- },
- },
- [PIX_FMT_GRAY8] = {
- [PIX_FMT_RGB555] = {
- .convert = gray_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = gray_to_rgb565
- },
- [PIX_FMT_RGB24] = {
- .convert = gray_to_rgb24
- },
- [PIX_FMT_BGR24] = {
- .convert = gray_to_bgr24
- },
- [PIX_FMT_RGB32] = {
- .convert = gray_to_rgb32
- },
- [PIX_FMT_MONOWHITE] = {
- .convert = gray_to_monowhite
- },
- [PIX_FMT_MONOBLACK] = {
- .convert = gray_to_monoblack
- },
- [PIX_FMT_GRAY16LE] = {
- .convert = gray_to_gray16
- },
- [PIX_FMT_GRAY16BE] = {
- .convert = gray_to_gray16
- },
- },
- [PIX_FMT_MONOWHITE] = {
- [PIX_FMT_GRAY8] = {
- .convert = monowhite_to_gray
- },
- },
- [PIX_FMT_MONOBLACK] = {
- [PIX_FMT_GRAY8] = {
- .convert = monoblack_to_gray
- },
- },
- [PIX_FMT_PAL8] = {
- [PIX_FMT_RGB555] = {
- .convert = pal8_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = pal8_to_rgb565
- },
- [PIX_FMT_BGR24] = {
- .convert = pal8_to_bgr24
- },
- [PIX_FMT_RGB24] = {
- .convert = pal8_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = pal8_to_rgb32
- },
- },
- [PIX_FMT_UYYVYY411] = {
- [PIX_FMT_YUV411P] = {
- .convert = uyyvyy411_to_yuv411p,
- },
- },
-
-};
int avpicture_alloc(AVPicture *picture,
- int pix_fmt, int width, int height)
+ enum PixelFormat pix_fmt, int width, int height)
{
int size;
void *ptr;
- size = avpicture_get_size(pix_fmt, width, height);
+ size = avpicture_fill(picture, NULL, pix_fmt, width, height);
if(size<0)
goto fail;
ptr = av_malloc(size);
}
int av_picture_crop(AVPicture *dst, const AVPicture *src,
- int pix_fmt, int top_band, int left_band)
+ enum PixelFormat pix_fmt, int top_band, int left_band)
{
int y_shift;
int x_shift;
if (pix_fmt < 0 || pix_fmt >= PIX_FMT_NB || !is_yuv_planar(&pix_fmt_info[pix_fmt]))
return -1;
- y_shift = pix_fmt_info[pix_fmt].y_chroma_shift;
- x_shift = pix_fmt_info[pix_fmt].x_chroma_shift;
+ y_shift = av_pix_fmt_descriptors[pix_fmt].log2_chroma_h;
+ x_shift = av_pix_fmt_descriptors[pix_fmt].log2_chroma_w;
dst->data[0] = src->data[0] + (top_band * src->linesize[0]) + left_band;
dst->data[1] = src->data[1] + ((top_band >> y_shift) * src->linesize[1]) + (left_band >> x_shift);
}
int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width,
- int pix_fmt, int padtop, int padbottom, int padleft, int padright,
+ enum PixelFormat pix_fmt, int padtop, int padbottom, int padleft, int padright,
int *color)
{
uint8_t *optr;
!is_yuv_planar(&pix_fmt_info[pix_fmt])) return -1;
for (i = 0; i < 3; i++) {
- x_shift = i ? pix_fmt_info[pix_fmt].x_chroma_shift : 0;
- y_shift = i ? pix_fmt_info[pix_fmt].y_chroma_shift : 0;
+ x_shift = i ? av_pix_fmt_descriptors[pix_fmt].log2_chroma_w : 0;
+ y_shift = i ? av_pix_fmt_descriptors[pix_fmt].log2_chroma_h : 0;
if (padtop || padleft) {
memset(dst->data[i], color[i],
return 0;
}
-#if !CONFIG_SWSCALE
-static uint8_t y_ccir_to_jpeg[256];
-static uint8_t y_jpeg_to_ccir[256];
-static uint8_t c_ccir_to_jpeg[256];
-static uint8_t c_jpeg_to_ccir[256];
-
-/* init various conversion tables */
-static av_cold void img_convert_init(void)
-{
- int i;
- uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
-
- for(i = 0;i < 256; i++) {
- y_ccir_to_jpeg[i] = Y_CCIR_TO_JPEG(i);
- y_jpeg_to_ccir[i] = Y_JPEG_TO_CCIR(i);
- c_ccir_to_jpeg[i] = C_CCIR_TO_JPEG(i);
- c_jpeg_to_ccir[i] = C_JPEG_TO_CCIR(i);
- }
-}
-
-/* apply to each pixel the given table */
-static void img_apply_table(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height, const uint8_t *table1)
-{
- int n;
- const uint8_t *s;
- uint8_t *d;
- const uint8_t *table;
-
- table = table1;
- for(;height > 0; height--) {
- s = src;
- d = dst;
- n = width;
- while (n >= 4) {
- d[0] = table[s[0]];
- d[1] = table[s[1]];
- d[2] = table[s[2]];
- d[3] = table[s[3]];
- d += 4;
- s += 4;
- n -= 4;
- }
- while (n > 0) {
- d[0] = table[s[0]];
- d++;
- s++;
- n--;
- }
- dst += dst_wrap;
- src += src_wrap;
- }
-}
-
-/* XXX: use generic filter ? */
-/* XXX: in most cases, the sampling position is incorrect */
-
-/* 4x1 -> 1x1 */
-static void shrink41(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- const uint8_t *s;
- uint8_t *d;
-
- for(;height > 0; height--) {
- s = src;
- d = dst;
- for(w = width;w > 0; w--) {
- d[0] = (s[0] + s[1] + s[2] + s[3] + 2) >> 2;
- s += 4;
- d++;
- }
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 2x1 -> 1x1 */
-static void shrink21(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- const uint8_t *s;
- uint8_t *d;
-
- for(;height > 0; height--) {
- s = src;
- d = dst;
- for(w = width;w > 0; w--) {
- d[0] = (s[0] + s[1]) >> 1;
- s += 2;
- d++;
- }
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x2 -> 1x1 */
-static void shrink12(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- uint8_t *d;
- const uint8_t *s1, *s2;
-
- for(;height > 0; height--) {
- s1 = src;
- s2 = s1 + src_wrap;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- d[0] = (s1[0] + s2[0]) >> 1;
- d[1] = (s1[1] + s2[1]) >> 1;
- d[2] = (s1[2] + s2[2]) >> 1;
- d[3] = (s1[3] + s2[3]) >> 1;
- s1 += 4;
- s2 += 4;
- d += 4;
- }
- for(;w > 0; w--) {
- d[0] = (s1[0] + s2[0]) >> 1;
- s1++;
- s2++;
- d++;
- }
- src += 2 * src_wrap;
- dst += dst_wrap;
- }
-}
-
-static void grow21_line(uint8_t *dst, const uint8_t *src,
- int width)
-{
- int w;
- const uint8_t *s1;
- uint8_t *d;
-
- s1 = src;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- d[1] = d[0] = s1[0];
- d[3] = d[2] = s1[1];
- s1 += 2;
- d += 4;
- }
- for(;w >= 2; w -= 2) {
- d[1] = d[0] = s1[0];
- s1 ++;
- d += 2;
- }
- /* only needed if width is not a multiple of two */
- /* XXX: veryfy that */
- if (w) {
- d[0] = s1[0];
- }
-}
-
-static void grow41_line(uint8_t *dst, const uint8_t *src,
- int width)
-{
- int w, v;
- const uint8_t *s1;
- uint8_t *d;
-
- s1 = src;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- v = s1[0];
- d[0] = v;
- d[1] = v;
- d[2] = v;
- d[3] = v;
- s1 ++;
- d += 4;
- }
-}
-
-/* 1x1 -> 2x1 */
-static void grow21(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow21_line(dst, src, width);
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x1 -> 1x2 */
-static void grow12(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height-=2) {
- memcpy(dst, src, width);
- dst += dst_wrap;
- memcpy(dst, src, width);
- dst += dst_wrap;
- src += src_wrap;
- }
-}
-
-/* 1x1 -> 2x2 */
-static void grow22(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow21_line(dst, src, width);
- if (height%2)
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x1 -> 4x1 */
-static void grow41(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow41_line(dst, src, width);
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x1 -> 4x4 */
-static void grow44(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow41_line(dst, src, width);
- if ((height & 3) == 1)
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x2 -> 2x1 */
-static void conv411(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w, c;
- const uint8_t *s1, *s2;
- uint8_t *d;
-
- width>>=1;
-
- for(;height > 0; height--) {
- s1 = src;
- s2 = src + src_wrap;
- d = dst;
- for(w = width;w > 0; w--) {
- c = (s1[0] + s2[0]) >> 1;
- d[0] = c;
- d[1] = c;
- s1++;
- s2++;
- d += 2;
- }
- src += src_wrap * 2;
- dst += dst_wrap;
- }
-}
-
-/* XXX: always use linesize. Return -1 if not supported */
-int img_convert(AVPicture *dst, int dst_pix_fmt,
- const AVPicture *src, int src_pix_fmt,
- int src_width, int src_height)
-{
- static int initialized;
- int i, ret, dst_width, dst_height, int_pix_fmt;
- const PixFmtInfo *src_pix, *dst_pix;
- const ConvertEntry *ce;
- AVPicture tmp1, *tmp = &tmp1;
-
- if (src_pix_fmt < 0 || src_pix_fmt >= PIX_FMT_NB ||
- dst_pix_fmt < 0 || dst_pix_fmt >= PIX_FMT_NB)
- return -1;
- if (src_width <= 0 || src_height <= 0)
- return 0;
-
- if (!initialized) {
- initialized = 1;
- img_convert_init();
- }
-
- dst_width = src_width;
- dst_height = src_height;
-
- dst_pix = &pix_fmt_info[dst_pix_fmt];
- src_pix = &pix_fmt_info[src_pix_fmt];
- if (src_pix_fmt == dst_pix_fmt) {
- /* no conversion needed: just copy */
- av_picture_copy(dst, src, dst_pix_fmt, dst_width, dst_height);
- return 0;
- }
-
- ce = &convert_table[src_pix_fmt][dst_pix_fmt];
- if (ce->convert) {
- /* specific conversion routine */
- ce->convert(dst, src, dst_width, dst_height);
- return 0;
- }
-
- /* gray to YUV */
- if (is_yuv_planar(dst_pix) &&
- src_pix_fmt == PIX_FMT_GRAY8) {
- int w, h, y;
- uint8_t *d;
-
- if (dst_pix->color_type == FF_COLOR_YUV_JPEG) {
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height);
- } else {
- img_apply_table(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height,
- y_jpeg_to_ccir);
- }
- /* fill U and V with 128 */
- w = dst_width;
- h = dst_height;
- w >>= dst_pix->x_chroma_shift;
- h >>= dst_pix->y_chroma_shift;
- for(i = 1; i <= 2; i++) {
- d = dst->data[i];
- for(y = 0; y< h; y++) {
- memset(d, 128, w);
- d += dst->linesize[i];
- }
- }
- return 0;
- }
-
- /* YUV to gray */
- if (is_yuv_planar(src_pix) &&
- dst_pix_fmt == PIX_FMT_GRAY8) {
- if (src_pix->color_type == FF_COLOR_YUV_JPEG) {
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height);
- } else {
- img_apply_table(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height,
- y_ccir_to_jpeg);
- }
- return 0;
- }
-
- /* YUV to YUV planar */
- if (is_yuv_planar(dst_pix) && is_yuv_planar(src_pix)) {
- int x_shift, y_shift, w, h, xy_shift;
- void (*resize_func)(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height);
-
- /* compute chroma size of the smallest dimensions */
- w = dst_width;
- h = dst_height;
- if (dst_pix->x_chroma_shift >= src_pix->x_chroma_shift)
- w >>= dst_pix->x_chroma_shift;
- else
- w >>= src_pix->x_chroma_shift;
- if (dst_pix->y_chroma_shift >= src_pix->y_chroma_shift)
- h >>= dst_pix->y_chroma_shift;
- else
- h >>= src_pix->y_chroma_shift;
-
- x_shift = (dst_pix->x_chroma_shift - src_pix->x_chroma_shift);
- y_shift = (dst_pix->y_chroma_shift - src_pix->y_chroma_shift);
- xy_shift = ((x_shift & 0xf) << 4) | (y_shift & 0xf);
- /* there must be filters for conversion at least from and to
- YUV444 format */
- switch(xy_shift) {
- case 0x00:
- resize_func = ff_img_copy_plane;
- break;
- case 0x10:
- resize_func = shrink21;
- break;
- case 0x20:
- resize_func = shrink41;
- break;
- case 0x01:
- resize_func = shrink12;
- break;
- case 0x11:
- resize_func = ff_shrink22;
- break;
- case 0x22:
- resize_func = ff_shrink44;
- break;
- case 0xf0:
- resize_func = grow21;
- break;
- case 0x0f:
- resize_func = grow12;
- break;
- case 0xe0:
- resize_func = grow41;
- break;
- case 0xff:
- resize_func = grow22;
- break;
- case 0xee:
- resize_func = grow44;
- break;
- case 0xf1:
- resize_func = conv411;
- break;
- default:
- /* currently not handled */
- goto no_chroma_filter;
- }
-
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height);
-
- for(i = 1;i <= 2; i++)
- resize_func(dst->data[i], dst->linesize[i],
- src->data[i], src->linesize[i],
- dst_width>>dst_pix->x_chroma_shift, dst_height>>dst_pix->y_chroma_shift);
- /* if yuv color space conversion is needed, we do it here on
- the destination image */
- if (dst_pix->color_type != src_pix->color_type) {
- const uint8_t *y_table, *c_table;
- if (dst_pix->color_type == FF_COLOR_YUV) {
- y_table = y_jpeg_to_ccir;
- c_table = c_jpeg_to_ccir;
- } else {
- y_table = y_ccir_to_jpeg;
- c_table = c_ccir_to_jpeg;
- }
- img_apply_table(dst->data[0], dst->linesize[0],
- dst->data[0], dst->linesize[0],
- dst_width, dst_height,
- y_table);
-
- for(i = 1;i <= 2; i++)
- img_apply_table(dst->data[i], dst->linesize[i],
- dst->data[i], dst->linesize[i],
- dst_width>>dst_pix->x_chroma_shift,
- dst_height>>dst_pix->y_chroma_shift,
- c_table);
- }
- return 0;
- }
- no_chroma_filter:
-
- /* try to use an intermediate format */
- if (src_pix_fmt == PIX_FMT_YUYV422 ||
- dst_pix_fmt == PIX_FMT_YUYV422) {
- /* specific case: convert to YUV422P first */
- int_pix_fmt = PIX_FMT_YUV422P;
- } else if (src_pix_fmt == PIX_FMT_UYVY422 ||
- dst_pix_fmt == PIX_FMT_UYVY422) {
- /* specific case: convert to YUV422P first */
- int_pix_fmt = PIX_FMT_YUV422P;
- } else if (src_pix_fmt == PIX_FMT_UYYVYY411 ||
- dst_pix_fmt == PIX_FMT_UYYVYY411) {
- /* specific case: convert to YUV411P first */
- int_pix_fmt = PIX_FMT_YUV411P;
- } else if ((src_pix->color_type == FF_COLOR_GRAY &&
- src_pix_fmt != PIX_FMT_GRAY8) ||
- (dst_pix->color_type == FF_COLOR_GRAY &&
- dst_pix_fmt != PIX_FMT_GRAY8)) {
- /* gray8 is the normalized format */
- int_pix_fmt = PIX_FMT_GRAY8;
- } else if ((is_yuv_planar(src_pix) &&
- src_pix_fmt != PIX_FMT_YUV444P &&
- src_pix_fmt != PIX_FMT_YUVJ444P)) {
- /* yuv444 is the normalized format */
- if (src_pix->color_type == FF_COLOR_YUV_JPEG)
- int_pix_fmt = PIX_FMT_YUVJ444P;
- else
- int_pix_fmt = PIX_FMT_YUV444P;
- } else if ((is_yuv_planar(dst_pix) &&
- dst_pix_fmt != PIX_FMT_YUV444P &&
- dst_pix_fmt != PIX_FMT_YUVJ444P)) {
- /* yuv444 is the normalized format */
- if (dst_pix->color_type == FF_COLOR_YUV_JPEG)
- int_pix_fmt = PIX_FMT_YUVJ444P;
- else
- int_pix_fmt = PIX_FMT_YUV444P;
- } else {
- /* the two formats are rgb or gray8 or yuv[j]444p */
- if (src_pix->is_alpha && dst_pix->is_alpha)
- int_pix_fmt = PIX_FMT_RGB32;
- else
- int_pix_fmt = PIX_FMT_RGB24;
- }
- if (src_pix_fmt == int_pix_fmt)
- return -1;
- if (avpicture_alloc(tmp, int_pix_fmt, dst_width, dst_height) < 0)
- return -1;
- ret = -1;
- if (img_convert(tmp, int_pix_fmt,
- src, src_pix_fmt, src_width, src_height) < 0)
- goto fail1;
- if (img_convert(dst, dst_pix_fmt,
- tmp, int_pix_fmt, dst_width, dst_height) < 0)
- goto fail1;
- ret = 0;
- fail1:
- avpicture_free(tmp);
- return ret;
-}
-#endif
-
/* NOTE: we scan all the pixels to have an exact information */
static int get_alpha_info_pal8(const AVPicture *src, int width, int height)
{
}
int img_get_alpha_info(const AVPicture *src,
- int pix_fmt, int width, int height)
+ enum PixelFormat pix_fmt, int width, int height)
{
const PixFmtInfo *pf = &pix_fmt_info[pix_fmt];
int ret;
- pf = &pix_fmt_info[pix_fmt];
/* no alpha can be represented in format */
if (!pf->is_alpha)
return 0;
switch(pix_fmt) {
- case PIX_FMT_RGB32:
- ret = get_alpha_info_rgb32(src, width, height);
- break;
case PIX_FMT_PAL8:
ret = get_alpha_info_pal8(src, width, height);
break;
return ret;
}
-#if HAVE_MMX
-#define DEINT_INPLACE_LINE_LUM \
- movd_m2r(lum_m4[0],mm0);\
- movd_m2r(lum_m3[0],mm1);\
- movd_m2r(lum_m2[0],mm2);\
- movd_m2r(lum_m1[0],mm3);\
- movd_m2r(lum[0],mm4);\
- punpcklbw_r2r(mm7,mm0);\
- movd_r2m(mm2,lum_m4[0]);\
- punpcklbw_r2r(mm7,mm1);\
- punpcklbw_r2r(mm7,mm2);\
- punpcklbw_r2r(mm7,mm3);\
- punpcklbw_r2r(mm7,mm4);\
- paddw_r2r(mm3,mm1);\
- psllw_i2r(1,mm2);\
- paddw_r2r(mm4,mm0);\
- psllw_i2r(2,mm1);\
- paddw_r2r(mm6,mm2);\
- paddw_r2r(mm2,mm1);\
- psubusw_r2r(mm0,mm1);\
- psrlw_i2r(3,mm1);\
- packuswb_r2r(mm7,mm1);\
- movd_r2m(mm1,lum_m2[0]);
-
-#define DEINT_LINE_LUM \
- movd_m2r(lum_m4[0],mm0);\
- movd_m2r(lum_m3[0],mm1);\
- movd_m2r(lum_m2[0],mm2);\
- movd_m2r(lum_m1[0],mm3);\
- movd_m2r(lum[0],mm4);\
- punpcklbw_r2r(mm7,mm0);\
- punpcklbw_r2r(mm7,mm1);\
- punpcklbw_r2r(mm7,mm2);\
- punpcklbw_r2r(mm7,mm3);\
- punpcklbw_r2r(mm7,mm4);\
- paddw_r2r(mm3,mm1);\
- psllw_i2r(1,mm2);\
- paddw_r2r(mm4,mm0);\
- psllw_i2r(2,mm1);\
- paddw_r2r(mm6,mm2);\
- paddw_r2r(mm2,mm1);\
- psubusw_r2r(mm0,mm1);\
- psrlw_i2r(3,mm1);\
- packuswb_r2r(mm7,mm1);\
- movd_r2m(mm1,dst[0]);
-#endif
-
+#if !(HAVE_MMX && HAVE_YASM)
/* filter parameters: [-1 4 2 4 -1] // 8 */
-static void deinterlace_line(uint8_t *dst,
+static void deinterlace_line_c(uint8_t *dst,
const uint8_t *lum_m4, const uint8_t *lum_m3,
const uint8_t *lum_m2, const uint8_t *lum_m1,
const uint8_t *lum,
int size)
{
-#if !HAVE_MMX
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
int sum;
lum++;
dst++;
}
-#else
-
- {
- pxor_r2r(mm7,mm7);
- movq_m2r(ff_pw_4,mm6);
- }
- for (;size > 3; size-=4) {
- DEINT_LINE_LUM
- lum_m4+=4;
- lum_m3+=4;
- lum_m2+=4;
- lum_m1+=4;
- lum+=4;
- dst+=4;
- }
-#endif
}
-static void deinterlace_line_inplace(uint8_t *lum_m4, uint8_t *lum_m3, uint8_t *lum_m2, uint8_t *lum_m1, uint8_t *lum,
- int size)
+
+static void deinterlace_line_inplace_c(uint8_t *lum_m4, uint8_t *lum_m3,
+ uint8_t *lum_m2, uint8_t *lum_m1,
+ uint8_t *lum, int size)
{
-#if !HAVE_MMX
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
int sum;
lum_m1++;
lum++;
}
-#else
-
- {
- pxor_r2r(mm7,mm7);
- movq_m2r(ff_pw_4,mm6);
- }
- for (;size > 3; size-=4) {
- DEINT_INPLACE_LINE_LUM
- lum_m4+=4;
- lum_m3+=4;
- lum_m2+=4;
- lum_m1+=4;
- lum+=4;
- }
-#endif
}
+#endif
/* deinterlacing : 2 temporal taps, 3 spatial taps linear filter. The
top field is copied as is, but the bottom field is deinterlaced
}
int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
- int pix_fmt, int width, int height)
+ enum PixelFormat pix_fmt, int width, int height)
{
int i;
projects / ffmpeg / blobdiff