* pixel format descriptor
* Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <stdio.h>
+#include <string.h>
#include "pixfmt.h"
#include "pixdesc.h"
#include "intreadwrite.h"
-void read_line(uint16_t *dst, const uint8_t *data[4], const int linesize[4],
- const AVPixFmtDescriptor *desc, int x, int y, int c, int w, int read_pal_component)
+void av_read_image_line(uint16_t *dst, const uint8_t *data[4], const int linesize[4],
+ const AVPixFmtDescriptor *desc, int x, int y, int c, int w, int read_pal_component)
{
AVComponentDescriptor comp= desc->comp[c];
int plane= comp.plane;
}
} else {
const uint8_t *p = data[plane]+ y*linesize[plane] + x*step + comp.offset_plus1-1;
+ int is_8bit = shift + depth <= 8;
+
+ if (is_8bit)
+ p += !!(flags & PIX_FMT_BE);
while(w--){
- int val;
- if(flags & PIX_FMT_BE) val= AV_RB16(p);
- else val= AV_RL16(p);
+ int val = is_8bit ? *p :
+ flags & PIX_FMT_BE ? AV_RB16(p) : AV_RL16(p);
val = (val>>shift) & mask;
if(read_pal_component)
val= data[1][4*val + c];
}
}
-void write_line(const uint16_t *src, uint8_t *data[4], const int linesize[4],
- const AVPixFmtDescriptor *desc, int x, int y, int c, int w)
+void av_write_image_line(const uint16_t *src, uint8_t *data[4], const int linesize[4],
+ const AVPixFmtDescriptor *desc, int x, int y, int c, int w)
{
AVComponentDescriptor comp = desc->comp[c];
int plane = comp.plane;
int shift = comp.shift;
uint8_t *p = data[plane]+ y*linesize[plane] + x*step + comp.offset_plus1-1;
- while (w--) {
- if (flags & PIX_FMT_BE) {
- uint16_t val = AV_RB16(p) | (*src++<<shift);
- AV_WB16(p, val);
- } else {
- uint16_t val = AV_RL16(p) | (*src++<<shift);
- AV_WL16(p, val);
+ if (shift + depth <= 8) {
+ p += !!(flags & PIX_FMT_BE);
+ while (w--) {
+ *p |= (*src++<<shift);
+ p += step;
+ }
+ } else {
+ while (w--) {
+ if (flags & PIX_FMT_BE) {
+ uint16_t val = AV_RB16(p) | (*src++<<shift);
+ AV_WB16(p, val);
+ } else {
+ uint16_t val = AV_RL16(p) | (*src++<<shift);
+ AV_WL16(p, val);
+ }
+ p+= step;
}
- p+= step;
}
}
}
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUYV422] = {
.name = "yuyv422",
{0,2,2,0,7}, /* G */
{0,2,3,0,7}, /* B */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_BGR24] = {
.name = "bgr24",
{0,2,2,0,7}, /* G */
{0,2,3,0,7}, /* R */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_YUV422P] = {
.name = "yuv422p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUV444P] = {
.name = "yuv444p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUV410P] = {
.name = "yuv410p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUV411P] = {
.name = "yuv411p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_GRAY8] = {
.name = "gray",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUVJ422P] = {
.name = "yuvj422p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUVJ444P] = {
.name = "yuvj444p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_XVMC_MPEG2_MC] = {
.name = "xvmcmc",
{0,0,1,3,2}, /* G */
{0,0,1,0,2}, /* R */
},
- .flags = PIX_FMT_PAL,
+ .flags = PIX_FMT_PAL | PIX_FMT_RGB,
},
[PIX_FMT_BGR4] = {
.name = "bgr4",
{0,3,2,0,1}, /* G */
{0,3,4,0,0}, /* R */
},
- .flags = PIX_FMT_BITSTREAM,
+ .flags = PIX_FMT_BITSTREAM | PIX_FMT_RGB,
},
[PIX_FMT_BGR4_BYTE] = {
.name = "bgr4_byte",
{0,0,1,1,1}, /* G */
{0,0,1,0,0}, /* R */
},
- .flags = PIX_FMT_PAL,
+ .flags = PIX_FMT_PAL | PIX_FMT_RGB,
},
[PIX_FMT_RGB8] = {
.name = "rgb8",
{0,0,1,3,2}, /* G */
{0,0,1,0,2}, /* B */
},
- .flags = PIX_FMT_PAL,
+ .flags = PIX_FMT_PAL | PIX_FMT_RGB,
},
[PIX_FMT_RGB4] = {
.name = "rgb4",
{0,3,2,0,1}, /* G */
{0,3,4,0,0}, /* B */
},
- .flags = PIX_FMT_BITSTREAM,
+ .flags = PIX_FMT_BITSTREAM | PIX_FMT_RGB,
},
[PIX_FMT_RGB4_BYTE] = {
.name = "rgb4_byte",
{0,0,1,1,1}, /* G */
{0,0,1,0,0}, /* B */
},
- .flags = PIX_FMT_PAL,
+ .flags = PIX_FMT_PAL | PIX_FMT_RGB,
},
[PIX_FMT_NV12] = {
.name = "nv12",
{1,1,1,0,7}, /* U */
{1,1,2,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_NV21] = {
.name = "nv21",
{1,1,1,0,7}, /* V */
{1,1,2,0,7}, /* U */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_ARGB] = {
.name = "argb",
{0,3,3,0,7}, /* G */
{0,3,4,0,7}, /* B */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_RGBA] = {
.name = "rgba",
{0,3,3,0,7}, /* B */
{0,3,4,0,7}, /* A */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_ABGR] = {
.name = "abgr",
{0,3,3,0,7}, /* G */
{0,3,4,0,7}, /* R */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_BGRA] = {
.name = "bgra",
{0,3,3,0,7}, /* R */
{0,3,4,0,7}, /* A */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_GRAY16BE] = {
.name = "gray16be",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUVJ440P] = {
.name = "yuvj440p",
{1,0,1,0,7}, /* U */
{2,0,1,0,7}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUVA420P] = {
.name = "yuva420p",
{2,0,1,0,7}, /* V */
{3,0,1,0,7}, /* A */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_VDPAU_H264] = {
.name = "vdpau_h264",
{0,5,3,0,15}, /* G */
{0,5,5,0,15}, /* B */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_RGB565BE] = {
.name = "rgb565be",
{0,1,1,5,5}, /* G */
{0,1,1,0,4}, /* B */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
},
[PIX_FMT_RGB565LE] = {
.name = "rgb565le",
{0,1,1,5,5}, /* G */
{0,1,1,0,4}, /* B */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_RGB555BE] = {
.name = "rgb555be",
{0,1,1,5,4}, /* G */
{0,1,1,0,4}, /* B */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
},
[PIX_FMT_RGB555LE] = {
.name = "rgb555le",
{0,1,1,5,4}, /* G */
{0,1,1,0,4}, /* B */
},
+ .flags = PIX_FMT_RGB,
+ },
+ [PIX_FMT_RGB444BE] = {
+ .name = "rgb444be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,0,0,3}, /* R */
+ {0,1,1,4,3}, /* G */
+ {0,1,1,0,3}, /* B */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
+ },
+ [PIX_FMT_RGB444LE] = {
+ .name = "rgb444le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,2,0,3}, /* R */
+ {0,1,1,4,3}, /* G */
+ {0,1,1,0,3}, /* B */
+ },
+ .flags = PIX_FMT_RGB,
+ },
+ [PIX_FMT_BGR48BE] = {
+ .name = "bgr48be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,5,1,0,15}, /* B */
+ {0,5,3,0,15}, /* G */
+ {0,5,5,0,15}, /* R */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
+ },
+ [PIX_FMT_BGR48LE] = {
+ .name = "bgr48le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,5,1,0,15}, /* B */
+ {0,5,3,0,15}, /* G */
+ {0,5,5,0,15}, /* R */
+ },
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_BGR565BE] = {
.name = "bgr565be",
{0,1,1,5,5}, /* G */
{0,1,1,0,4}, /* R */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
},
[PIX_FMT_BGR565LE] = {
.name = "bgr565le",
{0,1,1,5,5}, /* G */
{0,1,1,0,4}, /* R */
},
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_BGR555BE] = {
.name = "bgr555be",
{0,1,1,5,4}, /* G */
{0,1,1,0,4}, /* R */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
},
[PIX_FMT_BGR555LE] = {
.name = "bgr555le",
{0,1,1,5,4}, /* G */
{0,1,1,0,4}, /* R */
},
+ .flags = PIX_FMT_RGB,
+ },
+ [PIX_FMT_BGR444BE] = {
+ .name = "bgr444be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,0,0,3}, /* B */
+ {0,1,1,4,3}, /* G */
+ {0,1,1,0,3}, /* R */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_RGB,
+ },
+ [PIX_FMT_BGR444LE] = {
+ .name = "bgr444le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,2,0,3}, /* B */
+ {0,1,1,4,3}, /* G */
+ {0,1,1,0,3}, /* R */
+ },
+ .flags = PIX_FMT_RGB,
},
[PIX_FMT_VAAPI_MOCO] = {
.name = "vaapi_moco",
.log2_chroma_h = 1,
.flags = PIX_FMT_HWACCEL,
},
+ [PIX_FMT_VDA_VLD] = {
+ .name = "vda_vld",
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 1,
+ .flags = PIX_FMT_HWACCEL,
+ },
+ [PIX_FMT_YUV420P9LE] = {
+ .name = "yuv420p9le",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 1,
+ .comp = {
+ {0,1,1,0,8}, /* Y */
+ {1,1,1,0,8}, /* U */
+ {2,1,1,0,8}, /* V */
+ },
+ .flags = PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV420P9BE] = {
+ .name = "yuv420p9be",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 1,
+ .comp = {
+ {0,1,1,0,8}, /* Y */
+ {1,1,1,0,8}, /* U */
+ {2,1,1,0,8}, /* V */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV420P10LE] = {
+ .name = "yuv420p10le",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 1,
+ .comp = {
+ {0,1,1,0,9}, /* Y */
+ {1,1,1,0,9}, /* U */
+ {2,1,1,0,9}, /* V */
+ },
+ .flags = PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV420P10BE] = {
+ .name = "yuv420p10be",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 1,
+ .comp = {
+ {0,1,1,0,9}, /* Y */
+ {1,1,1,0,9}, /* U */
+ {2,1,1,0,9}, /* V */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
+ },
[PIX_FMT_YUV420P16LE] = {
.name = "yuv420p16le",
.nb_components= 3,
{1,1,1,0,15}, /* U */
{2,1,1,0,15}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUV420P16BE] = {
.name = "yuv420p16be",
{1,1,1,0,15}, /* U */
{2,1,1,0,15}, /* V */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV422P9LE] = {
+ .name = "yuv422p9le",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,8}, /* Y */
+ {1,1,1,0,8}, /* U */
+ {2,1,1,0,8}, /* V */
+ },
+ .flags = PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV422P9BE] = {
+ .name = "yuv422p9be",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,8}, /* Y */
+ {1,1,1,0,8}, /* U */
+ {2,1,1,0,8}, /* V */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV422P10LE] = {
+ .name = "yuv422p10le",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,9}, /* Y */
+ {1,1,1,0,9}, /* U */
+ {2,1,1,0,9}, /* V */
+ },
+ .flags = PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV422P10BE] = {
+ .name = "yuv422p10be",
+ .nb_components= 3,
+ .log2_chroma_w= 1,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,9}, /* Y */
+ {1,1,1,0,9}, /* U */
+ {2,1,1,0,9}, /* V */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
},
[PIX_FMT_YUV422P16LE] = {
.name = "yuv422p16le",
{1,1,1,0,15}, /* U */
{2,1,1,0,15}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUV422P16BE] = {
.name = "yuv422p16be",
{1,1,1,0,15}, /* U */
{2,1,1,0,15}, /* V */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
},
[PIX_FMT_YUV444P16LE] = {
.name = "yuv444p16le",
{1,1,1,0,15}, /* U */
{2,1,1,0,15}, /* V */
},
+ .flags = PIX_FMT_PLANAR,
},
[PIX_FMT_YUV444P16BE] = {
.name = "yuv444p16be",
{1,1,1,0,15}, /* U */
{2,1,1,0,15}, /* V */
},
- .flags = PIX_FMT_BE,
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV444P10LE] = {
+ .name = "yuv444p10le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,9}, /* Y */
+ {1,1,1,0,9}, /* U */
+ {2,1,1,0,9}, /* V */
+ },
+ .flags = PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV444P10BE] = {
+ .name = "yuv444p10be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,9}, /* Y */
+ {1,1,1,0,9}, /* U */
+ {2,1,1,0,9}, /* V */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV444P9LE] = {
+ .name = "yuv444p9le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,8}, /* Y */
+ {1,1,1,0,8}, /* U */
+ {2,1,1,0,8}, /* V */
+ },
+ .flags = PIX_FMT_PLANAR,
+ },
+ [PIX_FMT_YUV444P9BE] = {
+ .name = "yuv444p9be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,8}, /* Y */
+ {1,1,1,0,8}, /* U */
+ {2,1,1,0,8}, /* V */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
},
[PIX_FMT_DXVA2_VLD] = {
.name = "dxva2_vld",
.log2_chroma_h = 1,
.flags = PIX_FMT_HWACCEL,
},
+ [PIX_FMT_Y400A] = {
+ .name = "y400a",
+ .nb_components= 2,
+ .comp = {
+ {0,1,1,0,7}, /* Y */
+ {0,1,2,0,7}, /* A */
+ },
+ },
+ [PIX_FMT_GBRP] = {
+ .name = "gbrp",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,0,1,0,7}, /* G */
+ {1,0,1,0,7}, /* B */
+ {2,0,1,0,7}, /* R */
+ },
+ .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
+ [PIX_FMT_GBRP9LE] = {
+ .name = "gbrp9le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,8}, /* G */
+ {1,1,1,0,8}, /* B */
+ {2,1,1,0,8}, /* R */
+ },
+ .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
+ [PIX_FMT_GBRP9BE] = {
+ .name = "gbrp9be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,8}, /* G */
+ {1,1,1,0,8}, /* B */
+ {2,1,1,0,8}, /* R */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
+ [PIX_FMT_GBRP10LE] = {
+ .name = "gbrp10le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,9}, /* G */
+ {1,1,1,0,9}, /* B */
+ {2,1,1,0,9}, /* R */
+ },
+ .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
+ [PIX_FMT_GBRP10BE] = {
+ .name = "gbrp10be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,9}, /* G */
+ {1,1,1,0,9}, /* B */
+ {2,1,1,0,9}, /* R */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
+ [PIX_FMT_GBRP16LE] = {
+ .name = "gbrp16le",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,15}, /* G */
+ {1,1,1,0,15}, /* B */
+ {2,1,1,0,15}, /* R */
+ },
+ .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
+ [PIX_FMT_GBRP16BE] = {
+ .name = "gbrp16be",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ {0,1,1,0,15}, /* G */
+ {1,1,1,0,15}, /* B */
+ {2,1,1,0,15}, /* R */
+ },
+ .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
+ },
};
static enum PixelFormat get_pix_fmt_internal(const char *name)
return PIX_FMT_NONE;
}
+const char *av_get_pix_fmt_name(enum PixelFormat pix_fmt)
+{
+ return (unsigned)pix_fmt < PIX_FMT_NB ?
+ av_pix_fmt_descriptors[pix_fmt].name : NULL;
+}
+
#if HAVE_BIGENDIAN
# define X_NE(be, le) be
#else
return bits >> log2_pixels;
}
+
+char *av_get_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt)
+{
+ /* print header */
+ if (pix_fmt < 0) {
+ snprintf (buf, buf_size, "name " " nb_components" " nb_bits");
+ } else {
+ const AVPixFmtDescriptor *pixdesc = &av_pix_fmt_descriptors[pix_fmt];
+ snprintf(buf, buf_size, "%-11s %7d %10d",
+ pixdesc->name, pixdesc->nb_components, av_get_bits_per_pixel(pixdesc));
+ }
+
+ return buf;
+}
projects / ffmpeg / blobdiff