repositories / deb_ffmpeg.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ba45a60 DM |
1 | /* |
| 2 | * This file is part of FFmpeg. | |
| 3 | * | |
| 4 | * FFmpeg is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU Lesser General Public | |
| 6 | * License as published by the Free Software Foundation; either | |
| 7 | * version 2.1 of the License, or (at your option) any later version. | |
| 8 | * | |
| 9 | * FFmpeg is distributed in the hope that it will be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | * Lesser General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU Lesser General Public | |
| 15 | * License along with FFmpeg; if not, write to the Free Software | |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 17 | */ | |
| 18 | ||
| 19 | #include "v4l2-common.h" | |
| 20 | ||
| 21 | const struct fmt_map avpriv_fmt_conversion_table[] = { | |
| 22 | //ff_fmt codec_id v4l2_fmt | |
| 23 | { AV_PIX_FMT_YUV420P, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YUV420 }, | |
| 24 | { AV_PIX_FMT_YUV420P, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YVU420 }, | |
| 25 | { AV_PIX_FMT_YUV422P, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YUV422P }, | |
| 26 | { AV_PIX_FMT_YUYV422, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YUYV }, | |
| 27 | { AV_PIX_FMT_UYVY422, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_UYVY }, | |
| 28 | { AV_PIX_FMT_YUV411P, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YUV411P }, | |
| 29 | { AV_PIX_FMT_YUV410P, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YUV410 }, | |
| 30 | { AV_PIX_FMT_YUV410P, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_YVU410 }, | |
| 31 | { AV_PIX_FMT_RGB555LE,AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_RGB555 }, | |
| 32 | { AV_PIX_FMT_RGB555BE,AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_RGB555X }, | |
| 33 | { AV_PIX_FMT_RGB565LE,AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_RGB565 }, | |
| 34 | { AV_PIX_FMT_RGB565BE,AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_RGB565X }, | |
| 35 | { AV_PIX_FMT_BGR24, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_BGR24 }, | |
| 36 | { AV_PIX_FMT_RGB24, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_RGB24 }, | |
| 37 | { AV_PIX_FMT_BGR0, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_BGR32 }, | |
| 38 | { AV_PIX_FMT_0RGB, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_RGB32 }, | |
| 39 | { AV_PIX_FMT_GRAY8, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_GREY }, | |
| 40 | #ifdef V4L2_PIX_FMT_Y16 | |
| 41 | { AV_PIX_FMT_GRAY16LE,AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_Y16 }, | |
| 42 | #endif | |
| 43 | { AV_PIX_FMT_NV12, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_NV12 }, | |
| 44 | { AV_PIX_FMT_NONE, AV_CODEC_ID_MJPEG, V4L2_PIX_FMT_MJPEG }, | |
| 45 | { AV_PIX_FMT_NONE, AV_CODEC_ID_MJPEG, V4L2_PIX_FMT_JPEG }, | |
| 46 | #ifdef V4L2_PIX_FMT_H264 | |
| 47 | { AV_PIX_FMT_NONE, AV_CODEC_ID_H264, V4L2_PIX_FMT_H264 }, | |
| 48 | #endif | |
| 49 | #ifdef V4L2_PIX_FMT_CPIA1 | |
| 50 | { AV_PIX_FMT_NONE, AV_CODEC_ID_CPIA, V4L2_PIX_FMT_CPIA1 }, | |
| 51 | #endif | |
| 52 | #ifdef V4L2_PIX_FMT_SRGGB8 | |
| 53 | { AV_PIX_FMT_BAYER_BGGR8, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_SBGGR8 }, | |
| 54 | { AV_PIX_FMT_BAYER_GBRG8, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_SGBRG8 }, | |
| 55 | { AV_PIX_FMT_BAYER_GRBG8, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_SGRBG8 }, | |
| 56 | { AV_PIX_FMT_BAYER_RGGB8, AV_CODEC_ID_RAWVIDEO, V4L2_PIX_FMT_SRGGB8 }, | |
| 57 | #endif | |
| 58 | { AV_PIX_FMT_NONE, AV_CODEC_ID_NONE, 0 }, | |
| 59 | }; | |
| 60 | ||
| 61 | uint32_t avpriv_fmt_ff2v4l(enum AVPixelFormat pix_fmt, enum AVCodecID codec_id) | |
| 62 | { | |
| 63 | int i; | |
| 64 | ||
| 65 | for (i = 0; avpriv_fmt_conversion_table[i].codec_id != AV_CODEC_ID_NONE; i++) { | |
| 66 | if ((codec_id == AV_CODEC_ID_NONE || | |
| 67 | avpriv_fmt_conversion_table[i].codec_id == codec_id) && | |
| 68 | (pix_fmt == AV_PIX_FMT_NONE || | |
| 69 | avpriv_fmt_conversion_table[i].ff_fmt == pix_fmt)) { | |
| 70 | return avpriv_fmt_conversion_table[i].v4l2_fmt; | |
| 71 | } | |
| 72 | } | |
| 73 | ||
| 74 | return 0; | |
| 75 | } | |
| 76 | ||
| 77 | enum AVPixelFormat avpriv_fmt_v4l2ff(uint32_t v4l2_fmt, enum AVCodecID codec_id) | |
| 78 | { | |
| 79 | int i; | |
| 80 | ||
| 81 | for (i = 0; avpriv_fmt_conversion_table[i].codec_id != AV_CODEC_ID_NONE; i++) { | |
| 82 | if (avpriv_fmt_conversion_table[i].v4l2_fmt == v4l2_fmt && | |
| 83 | avpriv_fmt_conversion_table[i].codec_id == codec_id) { | |
| 84 | return avpriv_fmt_conversion_table[i].ff_fmt; | |
| 85 | } | |
| 86 | } | |
| 87 | ||
| 88 | return AV_PIX_FMT_NONE; | |
| 89 | } | |
| 90 | ||
| 91 | enum AVCodecID avpriv_fmt_v4l2codec(uint32_t v4l2_fmt) | |
| 92 | { | |
| 93 | int i; | |
| 94 | ||
| 95 | for (i = 0; avpriv_fmt_conversion_table[i].codec_id != AV_CODEC_ID_NONE; i++) { | |
| 96 | if (avpriv_fmt_conversion_table[i].v4l2_fmt == v4l2_fmt) { | |
| 97 | return avpriv_fmt_conversion_table[i].codec_id; | |
| 98 | } | |
| 99 | } | |
| 100 | ||
| 101 | return AV_CODEC_ID_NONE; | |
| 102 | } |