diff options
Diffstat (limited to 'libavutil/pixdesc.c')
-rw-r--r-- | libavutil/pixdesc.c | 823 |
1 files changed, 708 insertions, 115 deletions
diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c index bd72c04..41bbe5d 100644 --- a/libavutil/pixdesc.c +++ b/libavutil/pixdesc.c @@ -2,26 +2,27 @@ * 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" @@ -182,9 +183,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -236,6 +237,18 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { }, .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, @@ -307,9 +320,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -323,6 +336,12 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, @@ -351,9 +370,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -363,9 +382,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -375,9 +394,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -436,8 +455,8 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -447,10 +466,10 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -473,10 +492,10 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -486,13 +505,61 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, @@ -551,7 +618,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { }, .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, @@ -588,7 +655,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { { 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", @@ -977,9 +1044,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -989,9 +1056,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1001,10 +1068,10 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1014,10 +1081,10 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1027,9 +1094,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1039,9 +1106,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1051,9 +1118,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1063,9 +1130,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1075,9 +1142,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1087,9 +1154,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1111,12 +1178,6 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, @@ -1165,6 +1226,54 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { }, .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, @@ -1237,6 +1346,54 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { }, .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, @@ -1333,12 +1490,66 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { }, .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_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, @@ -1373,9 +1584,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1385,9 +1596,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1397,9 +1608,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1409,9 +1620,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1421,9 +1632,57 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1433,9 +1692,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1445,9 +1704,9 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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, }, @@ -1457,12 +1716,12 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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 */ { 3, 0, 1, 0, 7 }, /* A */ }, - .flags = PIX_FMT_PLANAR | PIX_FMT_RGB | PIX_FMT_ALPHA, + .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA, }, [AV_PIX_FMT_GBRAP16LE] = { .name = "gbrap16le", @@ -1470,12 +1729,12 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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 */ { 3, 1, 1, 0, 15 }, /* A */ }, - .flags = PIX_FMT_PLANAR | PIX_FMT_RGB | PIX_FMT_ALPHA, + .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA, }, [AV_PIX_FMT_GBRAP16BE] = { .name = "gbrap16be", @@ -1483,12 +1742,12 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { .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 */ { 3, 1, 1, 0, 15 }, /* A */ }, - .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB | PIX_FMT_ALPHA, + .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", @@ -1520,6 +1779,87 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = { }, .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, @@ -1651,6 +1991,26 @@ int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc) 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) { @@ -1677,8 +2037,11 @@ const AVPixFmtDescriptor *av_pix_fmt_desc_next(const AVPixFmtDescriptor *prev) { 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; } @@ -1690,7 +2053,6 @@ enum AVPixelFormat av_pix_fmt_desc_get_id(const AVPixFmtDescriptor *desc) return desc - av_pix_fmt_descriptors; } -FF_ENABLE_DEPRECATION_WARNINGS int av_pix_fmt_get_chroma_sub_sample(enum AVPixelFormat pix_fmt, int *h_shift, int *v_shift) @@ -1719,56 +2081,259 @@ int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt) 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); + } + } +} +FF_ENABLE_DEPRECATION_WARNINGS + 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(YA16); - 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); + } + + *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; } -#undef PIX_FMT_SWAP_ENDIANNESS + + if (loss_ptr) + *loss_ptr = av_get_pix_fmt_loss(dst_pix_fmt, src_pix_fmt, has_alpha); + return dst_pix_fmt; } const char *av_color_range_name(enum AVColorRange range) @@ -1801,3 +2366,31 @@ const char *av_chroma_location_name(enum AVChromaLocation location) chroma_location_names[location] : NULL; } +#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 + |