| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * Raw Video Codec | ||
| 3 | * Copyright (c) 2001 Fabrice Bellard | ||
| 4 | * | ||
| 5 | * This file is part of FFmpeg. | ||
| 6 | * | ||
| 7 | * FFmpeg is free software; you can redistribute it and/or | ||
| 8 | * modify it under the terms of the GNU Lesser General Public | ||
| 9 | * License as published by the Free Software Foundation; either | ||
| 10 | * version 2.1 of the License, or (at your option) any later version. | ||
| 11 | * | ||
| 12 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 15 | * Lesser General Public License for more details. | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU Lesser General Public | ||
| 18 | * License along with FFmpeg; if not, write to the Free Software | ||
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 20 | */ | ||
| 21 | |||
| 22 | /** | ||
| 23 | * @file | ||
| 24 | * Raw Video Codec | ||
| 25 | */ | ||
| 26 | |||
| 27 | #include "avcodec.h" | ||
| 28 | #include "raw.h" | ||
| 29 | #include "raw_pix_fmt_tags.h" | ||
| 30 | |||
| 31 | 19541 | unsigned int avcodec_pix_fmt_to_codec_tag(enum AVPixelFormat fmt) | |
| 32 | { | ||
| 33 | 19541 | const PixelFormatTag *tags = raw_pix_fmt_tags; | |
| 34 |
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1208229 | while (tags->pix_fmt >= 0) { |
| 35 |
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1207242 | if (tags->pix_fmt == fmt) |
| 36 | 18554 | return tags->fourcc; | |
| 37 | 1188688 | tags++; | |
| 38 | } | ||
| 39 | 987 | return 0; | |
| 40 | } | ||
| 41 | |||
| 42 | static const PixelFormatTag pix_fmt_bps_avi[] = { | ||
| 43 | { AV_PIX_FMT_PAL8, 1 }, | ||
| 44 | { AV_PIX_FMT_PAL8, 2 }, | ||
| 45 | { AV_PIX_FMT_PAL8, 4 }, | ||
| 46 | { AV_PIX_FMT_PAL8, 8 }, | ||
| 47 | { AV_PIX_FMT_RGB444LE, 12 }, | ||
| 48 | { AV_PIX_FMT_RGB555LE, 15 }, | ||
| 49 | { AV_PIX_FMT_RGB555LE, 16 }, | ||
| 50 | { AV_PIX_FMT_BGR24, 24 }, | ||
| 51 | { AV_PIX_FMT_BGRA, 32 }, | ||
| 52 | { AV_PIX_FMT_NONE, 0 }, | ||
| 53 | }; | ||
| 54 | |||
| 55 | static const PixelFormatTag pix_fmt_bps_mov[] = { | ||
| 56 | { AV_PIX_FMT_PAL8, 1 }, | ||
| 57 | { AV_PIX_FMT_PAL8, 2 }, | ||
| 58 | { AV_PIX_FMT_PAL8, 4 }, | ||
| 59 | { AV_PIX_FMT_PAL8, 8 }, | ||
| 60 | { AV_PIX_FMT_RGB555BE, 16 }, | ||
| 61 | { AV_PIX_FMT_RGB24, 24 }, | ||
| 62 | { AV_PIX_FMT_ARGB, 32 }, | ||
| 63 | { AV_PIX_FMT_PAL8, 33 }, | ||
| 64 | { AV_PIX_FMT_NONE, 0 }, | ||
| 65 | }; | ||
| 66 | |||
| 67 | 1564 | static enum AVPixelFormat find_pix_fmt(const PixelFormatTag *tags, | |
| 68 | unsigned int fourcc) | ||
| 69 | { | ||
| 70 |
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20639 | while (tags->pix_fmt != AV_PIX_FMT_NONE) { |
| 71 |
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20393 | if (tags->fourcc == fourcc) |
| 72 | 1318 | return tags->pix_fmt; | |
| 73 | 19075 | tags++; | |
| 74 | } | ||
| 75 | 246 | return AV_PIX_FMT_NONE; | |
| 76 | } | ||
| 77 | |||
| 78 | 1564 | enum AVPixelFormat avpriv_pix_fmt_find(enum PixelFormatTagLists list, | |
| 79 | unsigned fourcc) | ||
| 80 | { | ||
| 81 | const PixelFormatTag *tags; | ||
| 82 | |||
| 83 |
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1564 | switch (list) { |
| 84 | 1227 | case PIX_FMT_LIST_RAW: | |
| 85 | 1227 | tags = raw_pix_fmt_tags; | |
| 86 | 1227 | break; | |
| 87 | 320 | case PIX_FMT_LIST_AVI: | |
| 88 | 320 | tags = pix_fmt_bps_avi; | |
| 89 | 320 | break; | |
| 90 | 17 | case PIX_FMT_LIST_MOV: | |
| 91 | 17 | tags = pix_fmt_bps_mov; | |
| 92 | 17 | break; | |
| 93 | } | ||
| 94 | 1564 | return find_pix_fmt(tags, fourcc); | |
| 95 | } | ||
| 96 |