* pixel format descriptor
* Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; 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 "avassert.h"
#include "avstring.h"
#include "common.h"
#include "pixfmt.h"
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 2, 1, 0, 7 }, /* B */
- { 0, 2, 2, 0, 7 }, /* G */
{ 0, 2, 3, 0, 7 }, /* R */
+ { 0, 2, 2, 0, 7 }, /* G */
+ { 0, 2, 1, 0, 7 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB,
},
},
.flags = AV_PIX_FMT_FLAG_PLANAR,
},
+ [AV_PIX_FMT_YUVJ411P] = {
+ .name = "yuvj411p",
+ .nb_components = 3,
+ .log2_chroma_w = 2,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 0, 1, 0, 7 }, /* Y */
+ { 1, 0, 1, 0, 7 }, /* U */
+ { 2, 0, 1, 0, 7 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
[AV_PIX_FMT_GRAY8] = {
.name = "gray",
.nb_components = 1,
{ 0, 0, 1, 0, 7 }, /* Y */
},
.flags = AV_PIX_FMT_FLAG_PSEUDOPAL,
+ .alias = "gray8,y8",
},
[AV_PIX_FMT_MONOWHITE] = {
.name = "monow",
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- {0, 0, 1, 0, 7}, /* Y */
- {1, 0, 1, 0, 7}, /* U */
- {2, 0, 1, 0, 7}, /* V */
+ { 0, 0, 1, 0, 7 }, /* Y */
+ { 1, 0, 1, 0, 7 }, /* U */
+ { 2, 0, 1, 0, 7 }, /* V */
},
.flags = AV_PIX_FMT_FLAG_PLANAR,
},
.flags = AV_PIX_FMT_FLAG_HWACCEL,
},
#endif /* FF_API_XVMC */
+#if !FF_API_XVMC
+ [AV_PIX_FMT_XVMC] = {
+ .name = "xvmc",
+ .flags = AV_PIX_FMT_FLAG_HWACCEL,
+ },
+#endif /* !FF_API_XVMC */
[AV_PIX_FMT_UYVY422] = {
.name = "uyvy422",
.nb_components = 3,
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 0, 1, 6, 1 }, /* B */
- { 0, 0, 1, 3, 2 }, /* G */
{ 0, 0, 1, 0, 2 }, /* R */
+ { 0, 0, 1, 3, 2 }, /* G */
+ { 0, 0, 1, 6, 1 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_PSEUDOPAL,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 3, 1, 0, 0 }, /* B */
- { 0, 3, 2, 0, 1 }, /* G */
{ 0, 3, 4, 0, 0 }, /* R */
+ { 0, 3, 2, 0, 1 }, /* G */
+ { 0, 3, 1, 0, 0 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_BITSTREAM | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 0, 1, 3, 0 }, /* B */
- { 0, 0, 1, 1, 1 }, /* G */
{ 0, 0, 1, 0, 0 }, /* R */
+ { 0, 0, 1, 1, 1 }, /* G */
+ { 0, 0, 1, 3, 0 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_PSEUDOPAL,
},
.log2_chroma_h = 1,
.comp = {
{ 0, 0, 1, 0, 7 }, /* Y */
- { 1, 1, 1, 0, 7 }, /* V */
{ 1, 1, 2, 0, 7 }, /* U */
+ { 1, 1, 1, 0, 7 }, /* V */
},
.flags = AV_PIX_FMT_FLAG_PLANAR,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 3, 1, 0, 7 }, /* A */
{ 0, 3, 2, 0, 7 }, /* R */
{ 0, 3, 3, 0, 7 }, /* G */
{ 0, 3, 4, 0, 7 }, /* B */
+ { 0, 3, 1, 0, 7 }, /* A */
},
.flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 3, 1, 0, 7 }, /* A */
- { 0, 3, 2, 0, 7 }, /* B */
- { 0, 3, 3, 0, 7 }, /* G */
{ 0, 3, 4, 0, 7 }, /* R */
+ { 0, 3, 3, 0, 7 }, /* G */
+ { 0, 3, 2, 0, 7 }, /* B */
+ { 0, 3, 1, 0, 7 }, /* A */
},
.flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 3, 1, 0, 7 }, /* B */
- { 0, 3, 2, 0, 7 }, /* G */
{ 0, 3, 3, 0, 7 }, /* R */
+ { 0, 3, 2, 0, 7 }, /* G */
+ { 0, 3, 1, 0, 7 }, /* B */
{ 0, 3, 4, 0, 7 }, /* A */
},
.flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
},
+ [AV_PIX_FMT_0RGB] = {
+ .name = "0rgb",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ { 0, 3, 2, 0, 7 }, /* R */
+ { 0, 3, 3, 0, 7 }, /* G */
+ { 0, 3, 4, 0, 7 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_RGB0] = {
+ .name = "rgb0",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ { 0, 3, 1, 0, 7 }, /* R */
+ { 0, 3, 2, 0, 7 }, /* G */
+ { 0, 3, 3, 0, 7 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_0BGR] = {
+ .name = "0bgr",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ { 0, 3, 4, 0, 7 }, /* R */
+ { 0, 3, 3, 0, 7 }, /* G */
+ { 0, 3, 2, 0, 7 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BGR0] = {
+ .name = "bgr0",
+ .nb_components= 3,
+ .log2_chroma_w= 0,
+ .log2_chroma_h= 0,
+ .comp = {
+ { 0, 3, 3, 0, 7 }, /* R */
+ { 0, 3, 2, 0, 7 }, /* G */
+ { 0, 3, 1, 0, 7 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
[AV_PIX_FMT_GRAY16BE] = {
.name = "gray16be",
.nb_components = 1,
{ 0, 1, 1, 0, 15 }, /* Y */
},
.flags = AV_PIX_FMT_FLAG_BE,
+ .alias = "y16be",
},
[AV_PIX_FMT_GRAY16LE] = {
.name = "gray16le",
.comp = {
{ 0, 1, 1, 0, 15 }, /* Y */
},
+ .alias = "y16le",
},
[AV_PIX_FMT_YUV440P] = {
.name = "yuv440p",
},
.flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
},
- [AV_PIX_FMT_YUVA422P] = {
+ [AV_PIX_FMT_YUVA422P] = {
.name = "yuva422p",
.nb_components = 4,
.log2_chroma_w = 1,
{ 2, 1, 1, 0, 8 }, /* V */
{ 3, 1, 1, 0, 8 }, /* A */
},
- .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
},
[AV_PIX_FMT_YUVA420P9LE] = {
.name = "yuva420p9le",
.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 */
+ { 0, 5, 3, 0, 15 }, /* G */
+ { 0, 5, 1, 0, 15 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
},
.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 */
+ { 0, 5, 3, 0, 15 }, /* G */
+ { 0, 5, 1, 0, 15 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB,
},
.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 */
- { 0, 5, 7, 0, 15 }, /* A */
+ { 0, 7, 5, 0, 15 }, /* R */
+ { 0, 7, 3, 0, 15 }, /* G */
+ { 0, 7, 1, 0, 15 }, /* B */
+ { 0, 7, 7, 0, 15 }, /* A */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
},
.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 */
- { 0, 5, 7, 0, 15 }, /* A */
+ { 0, 7, 5, 0, 15 }, /* R */
+ { 0, 7, 3, 0, 15 }, /* G */
+ { 0, 7, 1, 0, 15 }, /* B */
+ { 0, 7, 7, 0, 15 }, /* A */
},
.flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 1, 0, 3, 4 }, /* B */
- { 0, 1, 1, 5, 5 }, /* G */
{ 0, 1, 1, 0, 4 }, /* R */
+ { 0, 1, 1, 5, 5 }, /* G */
+ { 0, 1, 0, 3, 4 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 1, 2, 3, 4 }, /* B */
- { 0, 1, 1, 5, 5 }, /* G */
{ 0, 1, 1, 0, 4 }, /* R */
+ { 0, 1, 1, 5, 5 }, /* G */
+ { 0, 1, 2, 3, 4 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 1, 0, 2, 4 }, /* B */
- { 0, 1, 1, 5, 4 }, /* G */
{ 0, 1, 1, 0, 4 }, /* R */
+ { 0, 1, 1, 5, 4 }, /* G */
+ { 0, 1, 0, 2, 4 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
- { 0, 1, 2, 2, 4 }, /* B */
- { 0, 1, 1, 5, 4 }, /* G */
{ 0, 1, 1, 0, 4 }, /* R */
+ { 0, 1, 1, 5, 4 }, /* G */
+ { 0, 1, 2, 2, 4 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB,
},
.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 */
+ { 0, 1, 1, 4, 3 }, /* G */
+ { 0, 1, 0, 0, 3 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
},
.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 */
+ { 0, 1, 1, 4, 3 }, /* G */
+ { 0, 1, 2, 0, 3 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_h = 1,
.flags = AV_PIX_FMT_FLAG_HWACCEL,
},
- [AV_PIX_FMT_VDA_VLD] = {
- .name = "vda_vld",
- .log2_chroma_w = 1,
- .log2_chroma_h = 1,
- .flags = AV_PIX_FMT_FLAG_HWACCEL,
- },
[AV_PIX_FMT_YUV420P9LE] = {
.name = "yuv420p9le",
.nb_components = 3,
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
},
+ [AV_PIX_FMT_YUV420P12LE] = {
+ .name = "yuv420p12le",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 1,
+ .comp = {
+ { 0, 1, 1, 0, 11 }, /* Y */
+ { 1, 1, 1, 0, 11 }, /* U */
+ { 2, 1, 1, 0, 11 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV420P12BE] = {
+ .name = "yuv420p12be",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 1,
+ .comp = {
+ { 0, 1, 1, 0, 11 }, /* Y */
+ { 1, 1, 1, 0, 11 }, /* U */
+ { 2, 1, 1, 0, 11 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV420P14LE] = {
+ .name = "yuv420p14le",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 1,
+ .comp = {
+ { 0, 1, 1, 0, 13 }, /* Y */
+ { 1, 1, 1, 0, 13 }, /* U */
+ { 2, 1, 1, 0, 13 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV420P14BE] = {
+ .name = "yuv420p14be",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 1,
+ .comp = {
+ { 0, 1, 1, 0, 13 }, /* Y */
+ { 1, 1, 1, 0, 13 }, /* U */
+ { 2, 1, 1, 0, 13 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ },
[AV_PIX_FMT_YUV420P16LE] = {
.name = "yuv420p16le",
.nb_components = 3,
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
},
+ [AV_PIX_FMT_YUV422P12LE] = {
+ .name = "yuv422p12le",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 11 }, /* Y */
+ { 1, 1, 1, 0, 11 }, /* U */
+ { 2, 1, 1, 0, 11 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV422P12BE] = {
+ .name = "yuv422p12be",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 11 }, /* Y */
+ { 1, 1, 1, 0, 11 }, /* U */
+ { 2, 1, 1, 0, 11 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV422P14LE] = {
+ .name = "yuv422p14le",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 13 }, /* Y */
+ { 1, 1, 1, 0, 13 }, /* U */
+ { 2, 1, 1, 0, 13 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV422P14BE] = {
+ .name = "yuv422p14be",
+ .nb_components = 3,
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 13 }, /* Y */
+ { 1, 1, 1, 0, 13 }, /* U */
+ { 2, 1, 1, 0, 13 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ },
[AV_PIX_FMT_YUV422P16LE] = {
.name = "yuv422p16le",
.nb_components = 3,
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
},
+ [AV_PIX_FMT_YUV444P12LE] = {
+ .name = "yuv444p12le",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 11 }, /* Y */
+ { 1, 1, 1, 0, 11 }, /* U */
+ { 2, 1, 1, 0, 11 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV444P12BE] = {
+ .name = "yuv444p12be",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 11 }, /* Y */
+ { 1, 1, 1, 0, 11 }, /* U */
+ { 2, 1, 1, 0, 11 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV444P14LE] = {
+ .name = "yuv444p14le",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 13 }, /* Y */
+ { 1, 1, 1, 0, 13 }, /* U */
+ { 2, 1, 1, 0, 13 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR,
+ },
+ [AV_PIX_FMT_YUV444P14BE] = {
+ .name = "yuv444p14be",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 0, 1, 1, 0, 13 }, /* Y */
+ { 1, 1, 1, 0, 13 }, /* U */
+ { 2, 1, 1, 0, 13 }, /* V */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR,
+ },
[AV_PIX_FMT_DXVA2_VLD] = {
.name = "dxva2_vld",
.log2_chroma_w = 1,
.log2_chroma_h = 1,
.flags = AV_PIX_FMT_FLAG_HWACCEL,
},
- [AV_PIX_FMT_Y400A] = {
- .name = "y400a",
+ [AV_PIX_FMT_VDA_VLD] = {
+ .name = "vda_vld",
+ .log2_chroma_w = 1,
+ .log2_chroma_h = 1,
+ .flags = AV_PIX_FMT_FLAG_HWACCEL,
+ },
+ [AV_PIX_FMT_YA8] = {
+ .name = "ya8",
.nb_components = 2,
.comp = {
{ 0, 1, 1, 0, 7 }, /* Y */
{ 0, 1, 2, 0, 7 }, /* A */
},
.flags = AV_PIX_FMT_FLAG_ALPHA,
+ .alias = "gray8a",
+ },
+ [AV_PIX_FMT_YA16LE] = {
+ .name = "ya16le",
+ .nb_components = 2,
+ .comp = {
+ { 0, 3, 1, 0, 15 }, /* Y */
+ { 0, 3, 3, 0, 15 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_ALPHA,
+ },
+ [AV_PIX_FMT_YA16BE] = {
+ .name = "ya16be",
+ .nb_components = 2,
+ .comp = {
+ { 0, 3, 1, 0, 15 }, /* Y */
+ { 0, 3, 3, 0, 15 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_ALPHA,
},
[AV_PIX_FMT_GBRP] = {
.name = "gbrp",
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 0, 1, 0, 7 }, /* R */
{ 0, 0, 1, 0, 7 }, /* G */
{ 1, 0, 1, 0, 7 }, /* B */
- { 2, 0, 1, 0, 7 }, /* R */
},
.flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 1, 1, 0, 8 }, /* R */
{ 0, 1, 1, 0, 8 }, /* G */
{ 1, 1, 1, 0, 8 }, /* B */
- { 2, 1, 1, 0, 8 }, /* R */
},
.flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 1, 1, 0, 8 }, /* R */
{ 0, 1, 1, 0, 8 }, /* G */
{ 1, 1, 1, 0, 8 }, /* B */
- { 2, 1, 1, 0, 8 }, /* R */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 1, 1, 0, 9 }, /* R */
{ 0, 1, 1, 0, 9 }, /* G */
{ 1, 1, 1, 0, 9 }, /* B */
- { 2, 1, 1, 0, 9 }, /* R */
},
.flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 1, 1, 0, 9 }, /* R */
{ 0, 1, 1, 0, 9 }, /* G */
{ 1, 1, 1, 0, 9 }, /* B */
- { 2, 1, 1, 0, 9 }, /* R */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_GBRP12LE] = {
+ .name = "gbrp12le",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 1, 1, 0, 11 }, /* R */
+ { 0, 1, 1, 0, 11 }, /* G */
+ { 1, 1, 1, 0, 11 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_GBRP12BE] = {
+ .name = "gbrp12be",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 1, 1, 0, 11 }, /* R */
+ { 0, 1, 1, 0, 11 }, /* G */
+ { 1, 1, 1, 0, 11 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_GBRP14LE] = {
+ .name = "gbrp14le",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 1, 1, 0, 13 }, /* R */
+ { 0, 1, 1, 0, 13 }, /* G */
+ { 1, 1, 1, 0, 13 }, /* B */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_GBRP14BE] = {
+ .name = "gbrp14be",
+ .nb_components = 3,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 1, 1, 0, 13 }, /* R */
+ { 0, 1, 1, 0, 13 }, /* G */
+ { 1, 1, 1, 0, 13 }, /* B */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 1, 1, 0, 15 }, /* R */
{ 0, 1, 1, 0, 15 }, /* G */
{ 1, 1, 1, 0, 15 }, /* B */
- { 2, 1, 1, 0, 15 }, /* R */
},
.flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
+ { 2, 1, 1, 0, 15 }, /* R */
{ 0, 1, 1, 0, 15 }, /* G */
{ 1, 1, 1, 0, 15 }, /* B */
- { 2, 1, 1, 0, 15 }, /* R */
},
.flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
},
+ [AV_PIX_FMT_GBRAP] = {
+ .name = "gbrap",
+ .nb_components = 4,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 0, 1, 0, 7 }, /* R */
+ { 0, 0, 1, 0, 7 }, /* G */
+ { 1, 0, 1, 0, 7 }, /* B */
+ { 3, 0, 1, 0, 7 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
+ },
+ [AV_PIX_FMT_GBRAP16LE] = {
+ .name = "gbrap16le",
+ .nb_components = 4,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 1, 1, 0, 15 }, /* R */
+ { 0, 1, 1, 0, 15 }, /* G */
+ { 1, 1, 1, 0, 15 }, /* B */
+ { 3, 1, 1, 0, 15 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
+ },
+ [AV_PIX_FMT_GBRAP16BE] = {
+ .name = "gbrap16be",
+ .nb_components = 4,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 1, 1, 0, 15 }, /* R */
+ { 0, 1, 1, 0, 15 }, /* G */
+ { 1, 1, 1, 0, 15 }, /* B */
+ { 3, 1, 1, 0, 15 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
+ },
[AV_PIX_FMT_VDPAU] = {
.name = "vdpau",
.log2_chroma_w = 1,
},
.flags = AV_PIX_FMT_FLAG_BE,
},
+
+#define BAYER8_DESC_COMMON \
+ .nb_components= 3, \
+ .log2_chroma_w= 0, \
+ .log2_chroma_h= 0, \
+ .comp = { \
+ {0,0,0,0,1}, \
+ {0,0,0,0,3}, \
+ {0,0,0,0,1}, \
+ }, \
+
+#define BAYER16_DESC_COMMON \
+ .nb_components= 3, \
+ .log2_chroma_w= 0, \
+ .log2_chroma_h= 0, \
+ .comp = { \
+ {0,1,0,0, 3}, \
+ {0,1,0,0, 7}, \
+ {0,1,0,0, 3}, \
+ }, \
+
+ [AV_PIX_FMT_BAYER_BGGR8] = {
+ .name = "bayer_bggr8",
+ BAYER8_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_BGGR16LE] = {
+ .name = "bayer_bggr16le",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_BGGR16BE] = {
+ .name = "bayer_bggr16be",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_RGGB8] = {
+ .name = "bayer_rggb8",
+ BAYER8_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_RGGB16LE] = {
+ .name = "bayer_rggb16le",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_RGGB16BE] = {
+ .name = "bayer_rggb16be",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_GBRG8] = {
+ .name = "bayer_gbrg8",
+ BAYER8_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_GBRG16LE] = {
+ .name = "bayer_gbrg16le",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_GBRG16BE] = {
+ .name = "bayer_gbrg16be",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_GRBG8] = {
+ .name = "bayer_grbg8",
+ BAYER8_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_GRBG16LE] = {
+ .name = "bayer_grbg16le",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_RGB,
+ },
+ [AV_PIX_FMT_BAYER_GRBG16BE] = {
+ .name = "bayer_grbg16be",
+ BAYER16_DESC_COMMON
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB,
+ },
[AV_PIX_FMT_NV16] = {
.name = "nv16",
.nb_components = 3,
return bits >> log2_pixels;
}
+int av_get_padded_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
+{
+ int c, bits = 0;
+ int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
+ int steps[4] = {0};
+
+ for (c = 0; c < pixdesc->nb_components; c++) {
+ const AVComponentDescriptor *comp = &pixdesc->comp[c];
+ int s = c == 1 || c == 2 ? 0 : log2_pixels;
+ steps[comp->plane] = (comp->step_minus1 + 1) << s;
+ }
+ for (c = 0; c < 4; c++)
+ bits += steps[c];
+
+ if(!(pixdesc->flags & AV_PIX_FMT_FLAG_BITSTREAM))
+ bits *= 8;
+
+ return bits >> log2_pixels;
+}
+
char *av_get_pix_fmt_string(char *buf, int buf_size,
enum AVPixelFormat pix_fmt)
{
{
if (!prev)
return &av_pix_fmt_descriptors[0];
- if (prev - av_pix_fmt_descriptors < FF_ARRAY_ELEMS(av_pix_fmt_descriptors) - 1)
- return prev + 1;
+ while (prev - av_pix_fmt_descriptors < FF_ARRAY_ELEMS(av_pix_fmt_descriptors) - 1) {
+ prev++;
+ if (prev->name)
+ return prev;
+ }
return NULL;
}
return ret;
}
+void ff_check_pixfmt_descriptors(void){
+ int i, j;
+
+ for (i=0; i<FF_ARRAY_ELEMS(av_pix_fmt_descriptors); i++) {
+ const AVPixFmtDescriptor *d = &av_pix_fmt_descriptors[i];
+ uint8_t fill[4][8+6+3] = {{0}};
+ uint8_t *data[4] = {fill[0], fill[1], fill[2], fill[3]};
+ int linesize[4] = {0,0,0,0};
+ uint16_t tmp[2];
+
+ if (!d->name && !d->nb_components && !d->log2_chroma_w && !d->log2_chroma_h && !d->flags)
+ continue;
+// av_log(NULL, AV_LOG_DEBUG, "Checking: %s\n", d->name);
+ av_assert0(d->log2_chroma_w <= 3);
+ av_assert0(d->log2_chroma_h <= 3);
+ av_assert0(d->nb_components <= 4);
+ av_assert0(d->name && d->name[0]);
+ av_assert0((d->nb_components==4 || d->nb_components==2) == !!(d->flags & AV_PIX_FMT_FLAG_ALPHA));
+ av_assert2(av_get_pix_fmt(d->name) == i);
+
+ for (j=0; j<FF_ARRAY_ELEMS(d->comp); j++) {
+ const AVComponentDescriptor *c = &d->comp[j];
+ if(j>=d->nb_components) {
+ av_assert0(!c->plane && !c->step_minus1 && !c->offset_plus1 && !c->shift && !c->depth_minus1);
+ continue;
+ }
+ if (d->flags & AV_PIX_FMT_FLAG_BITSTREAM) {
+ av_assert0(c->step_minus1 >= c->depth_minus1);
+ } else {
+ av_assert0(8*(c->step_minus1+1) >= c->depth_minus1+1);
+ }
+ if (!strncmp(d->name, "bayer_", 6))
+ continue;
+ av_read_image_line(tmp, (void*)data, linesize, d, 0, 0, j, 2, 0);
+ av_assert0(tmp[0] == 0 && tmp[1] == 0);
+ tmp[0] = tmp[1] = (1<<(c->depth_minus1 + 1)) - 1;
+ av_write_image_line(tmp, data, linesize, d, 0, 0, j, 2);
+ }
+ }
+}
+
enum AVPixelFormat av_pix_fmt_swap_endianness(enum AVPixelFormat pix_fmt)
{
-#define PIX_FMT_SWAP_ENDIANNESS(fmt) \
- case AV_PIX_FMT_ ## fmt ## BE: return AV_PIX_FMT_ ## fmt ## LE; \
- case AV_PIX_FMT_ ## fmt ## LE: return AV_PIX_FMT_ ## fmt ## BE
-
- switch (pix_fmt) {
- PIX_FMT_SWAP_ENDIANNESS(GRAY16);
- PIX_FMT_SWAP_ENDIANNESS(RGB48);
- PIX_FMT_SWAP_ENDIANNESS(RGB565);
- PIX_FMT_SWAP_ENDIANNESS(RGB555);
- PIX_FMT_SWAP_ENDIANNESS(RGB444);
- PIX_FMT_SWAP_ENDIANNESS(BGR48);
- PIX_FMT_SWAP_ENDIANNESS(BGR565);
- PIX_FMT_SWAP_ENDIANNESS(BGR555);
- PIX_FMT_SWAP_ENDIANNESS(BGR444);
-
- PIX_FMT_SWAP_ENDIANNESS(YUV420P9);
- PIX_FMT_SWAP_ENDIANNESS(YUV422P9);
- PIX_FMT_SWAP_ENDIANNESS(YUV444P9);
- PIX_FMT_SWAP_ENDIANNESS(YUV420P10);
- PIX_FMT_SWAP_ENDIANNESS(YUV422P10);
- PIX_FMT_SWAP_ENDIANNESS(YUV444P10);
- PIX_FMT_SWAP_ENDIANNESS(YUV420P16);
- PIX_FMT_SWAP_ENDIANNESS(YUV422P16);
- PIX_FMT_SWAP_ENDIANNESS(YUV444P16);
-
- PIX_FMT_SWAP_ENDIANNESS(GBRP9);
- PIX_FMT_SWAP_ENDIANNESS(GBRP10);
- PIX_FMT_SWAP_ENDIANNESS(GBRP16);
- PIX_FMT_SWAP_ENDIANNESS(YUVA420P9);
- PIX_FMT_SWAP_ENDIANNESS(YUVA422P9);
- PIX_FMT_SWAP_ENDIANNESS(YUVA444P9);
- PIX_FMT_SWAP_ENDIANNESS(YUVA420P10);
- PIX_FMT_SWAP_ENDIANNESS(YUVA422P10);
- PIX_FMT_SWAP_ENDIANNESS(YUVA444P10);
- PIX_FMT_SWAP_ENDIANNESS(YUVA420P16);
- PIX_FMT_SWAP_ENDIANNESS(YUVA422P16);
- PIX_FMT_SWAP_ENDIANNESS(YUVA444P16);
-
- PIX_FMT_SWAP_ENDIANNESS(XYZ12);
- PIX_FMT_SWAP_ENDIANNESS(NV20);
- PIX_FMT_SWAP_ENDIANNESS(RGBA64);
- PIX_FMT_SWAP_ENDIANNESS(BGRA64);
- default:
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ char name[16];
+ int i;
+
+ if (!desc || strlen(desc->name) < 2)
return AV_PIX_FMT_NONE;
+ av_strlcpy(name, desc->name, sizeof(name));
+ i = strlen(name) - 2;
+ if (strcmp(name + i, "be") && strcmp(name + i, "le"))
+ return AV_PIX_FMT_NONE;
+
+ name[i] ^= 'b' ^ 'l';
+
+ return get_pix_fmt_internal(name);
+}
+
+#define FF_COLOR_NA -1
+#define FF_COLOR_RGB 0 /**< RGB color space */
+#define FF_COLOR_GRAY 1 /**< gray color space */
+#define FF_COLOR_YUV 2 /**< YUV color space. 16 <= Y <= 235, 16 <= U, V <= 240 */
+#define FF_COLOR_YUV_JPEG 3 /**< YUV color space. 0 <= Y <= 255, 0 <= U, V <= 255 */
+
+#define pixdesc_has_alpha(pixdesc) \
+ ((pixdesc)->nb_components == 2 || (pixdesc)->nb_components == 4 || (pixdesc)->flags & AV_PIX_FMT_FLAG_PAL)
+
+
+static int get_color_type(const AVPixFmtDescriptor *desc) {
+ if (desc->flags & AV_PIX_FMT_FLAG_PAL)
+ return FF_COLOR_RGB;
+
+ if(desc->nb_components == 1 || desc->nb_components == 2)
+ return FF_COLOR_GRAY;
+
+ if(desc->name && !strncmp(desc->name, "yuvj", 4))
+ return FF_COLOR_YUV_JPEG;
+
+ if(desc->flags & AV_PIX_FMT_FLAG_RGB)
+ return FF_COLOR_RGB;
+
+ if(desc->nb_components == 0)
+ return FF_COLOR_NA;
+
+ return FF_COLOR_YUV;
+}
+
+static int get_pix_fmt_depth(int *min, int *max, enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ int i;
+
+ if (!desc || !desc->nb_components) {
+ *min = *max = 0;
+ return AVERROR(EINVAL);
}
-#undef PIX_FMT_SWAP_ENDIANNESS
+
+ *min = INT_MAX, *max = -INT_MAX;
+ for (i = 0; i < desc->nb_components; i++) {
+ *min = FFMIN(desc->comp[i].depth_minus1+1, *min);
+ *max = FFMAX(desc->comp[i].depth_minus1+1, *max);
+ }
+ return 0;
}
+
+static int get_pix_fmt_score(enum AVPixelFormat dst_pix_fmt,
+ enum AVPixelFormat src_pix_fmt,
+ unsigned *lossp, unsigned consider)
+{
+ const AVPixFmtDescriptor *src_desc = av_pix_fmt_desc_get(src_pix_fmt);
+ const AVPixFmtDescriptor *dst_desc = av_pix_fmt_desc_get(dst_pix_fmt);
+ int src_color, dst_color;
+ int src_min_depth, src_max_depth, dst_min_depth, dst_max_depth;
+ int ret, loss, i, nb_components;
+ int score = INT_MAX - 1;
+
+ if (dst_pix_fmt >= AV_PIX_FMT_NB || dst_pix_fmt <= AV_PIX_FMT_NONE)
+ return ~0;
+
+ /* compute loss */
+ *lossp = loss = 0;
+
+ if (dst_pix_fmt == src_pix_fmt)
+ return INT_MAX;
+
+ if ((ret = get_pix_fmt_depth(&src_min_depth, &src_max_depth, src_pix_fmt)) < 0)
+ return ret;
+ if ((ret = get_pix_fmt_depth(&dst_min_depth, &dst_max_depth, dst_pix_fmt)) < 0)
+ return ret;
+
+ src_color = get_color_type(src_desc);
+ dst_color = get_color_type(dst_desc);
+ if (dst_pix_fmt == AV_PIX_FMT_PAL8)
+ nb_components = FFMIN(src_desc->nb_components, 4);
+ else
+ nb_components = FFMIN(src_desc->nb_components, dst_desc->nb_components);
+
+ for (i = 0; i < nb_components; i++) {
+ int depth_minus1 = (dst_pix_fmt == AV_PIX_FMT_PAL8) ? 7/nb_components : dst_desc->comp[i].depth_minus1;
+ if (src_desc->comp[i].depth_minus1 > depth_minus1 && (consider & FF_LOSS_DEPTH)) {
+ loss |= FF_LOSS_DEPTH;
+ score -= 65536 >> depth_minus1;
+ }
+ }
+
+ if (consider & FF_LOSS_RESOLUTION) {
+ if (dst_desc->log2_chroma_w > src_desc->log2_chroma_w) {
+ loss |= FF_LOSS_RESOLUTION;
+ score -= 256 << dst_desc->log2_chroma_w;
+ }
+ if (dst_desc->log2_chroma_h > src_desc->log2_chroma_h) {
+ loss |= FF_LOSS_RESOLUTION;
+ score -= 256 << dst_desc->log2_chroma_h;
+ }
+ // don't favor 422 over 420 if downsampling is needed, because 420 has much better support on the decoder side
+ if (dst_desc->log2_chroma_w == 1 && src_desc->log2_chroma_w == 0 &&
+ dst_desc->log2_chroma_h == 1 && src_desc->log2_chroma_h == 0 ) {
+ score += 512;
+ }
+ }
+
+ if(consider & FF_LOSS_COLORSPACE)
+ switch(dst_color) {
+ case FF_COLOR_RGB:
+ if (src_color != FF_COLOR_RGB &&
+ src_color != FF_COLOR_GRAY)
+ loss |= FF_LOSS_COLORSPACE;
+ break;
+ case FF_COLOR_GRAY:
+ if (src_color != FF_COLOR_GRAY)
+ loss |= FF_LOSS_COLORSPACE;
+ break;
+ case FF_COLOR_YUV:
+ if (src_color != FF_COLOR_YUV)
+ loss |= FF_LOSS_COLORSPACE;
+ break;
+ case FF_COLOR_YUV_JPEG:
+ if (src_color != FF_COLOR_YUV_JPEG &&
+ src_color != FF_COLOR_YUV &&
+ src_color != FF_COLOR_GRAY)
+ loss |= FF_LOSS_COLORSPACE;
+ break;
+ default:
+ /* fail safe test */
+ if (src_color != dst_color)
+ loss |= FF_LOSS_COLORSPACE;
+ break;
+ }
+ if(loss & FF_LOSS_COLORSPACE)
+ score -= (nb_components * 65536) >> FFMIN(dst_desc->comp[0].depth_minus1, src_desc->comp[0].depth_minus1);
+
+ if (dst_color == FF_COLOR_GRAY &&
+ src_color != FF_COLOR_GRAY && (consider & FF_LOSS_CHROMA)) {
+ loss |= FF_LOSS_CHROMA;
+ score -= 2 * 65536;
+ }
+ if (!pixdesc_has_alpha(dst_desc) && (pixdesc_has_alpha(src_desc) && (consider & FF_LOSS_ALPHA))) {
+ loss |= FF_LOSS_ALPHA;
+ score -= 65536;
+ }
+ if (dst_pix_fmt == AV_PIX_FMT_PAL8 && (consider & FF_LOSS_COLORQUANT) &&
+ (src_pix_fmt != AV_PIX_FMT_PAL8 && (src_color != FF_COLOR_GRAY || (pixdesc_has_alpha(src_desc) && (consider & FF_LOSS_ALPHA))))) {
+ loss |= FF_LOSS_COLORQUANT;
+ score -= 65536;
+ }
+
+ *lossp = loss;
+ return score;
+}
+
+int av_get_pix_fmt_loss(enum AVPixelFormat dst_pix_fmt,
+ enum AVPixelFormat src_pix_fmt,
+ int has_alpha)
+{
+ int loss;
+ int ret = get_pix_fmt_score(dst_pix_fmt, src_pix_fmt, &loss, has_alpha ? ~0 : ~FF_LOSS_ALPHA);
+ if (ret < 0)
+ return ret;
+ return loss;
+}
+
+enum AVPixelFormat av_find_best_pix_fmt_of_2(enum AVPixelFormat dst_pix_fmt1, enum AVPixelFormat dst_pix_fmt2,
+ enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr)
+{
+ enum AVPixelFormat dst_pix_fmt;
+ int loss1, loss2, loss_mask;
+ const AVPixFmtDescriptor *desc1 = av_pix_fmt_desc_get(dst_pix_fmt1);
+ const AVPixFmtDescriptor *desc2 = av_pix_fmt_desc_get(dst_pix_fmt2);
+ int score1, score2;
+
+ loss_mask= loss_ptr?~*loss_ptr:~0; /* use loss mask if provided */
+ if(!has_alpha)
+ loss_mask &= ~FF_LOSS_ALPHA;
+
+ score1 = get_pix_fmt_score(dst_pix_fmt1, src_pix_fmt, &loss1, loss_mask);
+ score2 = get_pix_fmt_score(dst_pix_fmt2, src_pix_fmt, &loss2, loss_mask);
+
+ if (score1 == score2) {
+ if(av_get_padded_bits_per_pixel(desc2) != av_get_padded_bits_per_pixel(desc1)) {
+ dst_pix_fmt = av_get_padded_bits_per_pixel(desc2) < av_get_padded_bits_per_pixel(desc1) ? dst_pix_fmt2 : dst_pix_fmt1;
+ } else {
+ dst_pix_fmt = desc2->nb_components < desc1->nb_components ? dst_pix_fmt2 : dst_pix_fmt1;
+ }
+ } else {
+ dst_pix_fmt = score1 < score2 ? dst_pix_fmt2 : dst_pix_fmt1;
+ }
+
+ if (loss_ptr)
+ *loss_ptr = av_get_pix_fmt_loss(dst_pix_fmt, src_pix_fmt, has_alpha);
+ return dst_pix_fmt;
+}
+
+#ifdef TEST
+
+int main(void){
+ int i;
+ int err=0;
+ int skip = 0;
+
+ for (i=0; i<AV_PIX_FMT_NB*2; i++) {
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(i);
+ if(!desc || !desc->name) {
+ skip ++;
+ continue;
+ }
+ if (skip) {
+ av_log(NULL, AV_LOG_INFO, "%3d unused pixel format values\n", skip);
+ skip = 0;
+ }
+ av_log(NULL, AV_LOG_INFO, "pix fmt %s avg_bpp:%d colortype:%d\n", desc->name, av_get_padded_bits_per_pixel(desc), get_color_type(desc));
+ if ((!(desc->flags & AV_PIX_FMT_FLAG_ALPHA)) != (desc->nb_components != 2 && desc->nb_components != 4)) {
+ av_log(NULL, AV_LOG_ERROR, "Alpha flag mismatch\n");
+ err = 1;
+ }
+ }
+ return err;
+}
+
+#endif
projects / ffmpeg / blobdiff