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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * Copyright (c) 2013 Georg Martius |
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| 3 | * |
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| 4 | * This file is part of FFmpeg. |
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| 5 | * |
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| 6 | * FFmpeg is free software; you can redistribute it and/or |
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| 7 | * modify it under the terms of the GNU Lesser General Public |
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| 8 | * License as published by the Free Software Foundation; either |
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| 9 | * version 2.1 of the License, or (at your option) any later version. |
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| 10 | * |
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| 11 | * FFmpeg is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | * Lesser General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU Lesser General Public |
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| 17 | * License along with FFmpeg; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | */ |
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| 20 | |||
| 21 | #include "vidstabutils.h" |
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| 22 | |||
| 23 | /** convert AV's pixelformat to vid.stab pixelformat */ |
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| 24 | VSPixelFormat av_2_vs_pixel_format(AVFilterContext *ctx, enum AVPixelFormat pf) |
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| 25 | { |
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| 26 | switch (pf) { |
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| 27 | case AV_PIX_FMT_YUV420P: return PF_YUV420P; |
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| 28 | case AV_PIX_FMT_YUV422P: return PF_YUV422P; |
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| 29 | case AV_PIX_FMT_YUV444P: return PF_YUV444P; |
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| 30 | case AV_PIX_FMT_YUV410P: return PF_YUV410P; |
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| 31 | case AV_PIX_FMT_YUV411P: return PF_YUV411P; |
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| 32 | case AV_PIX_FMT_YUV440P: return PF_YUV440P; |
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| 33 | case AV_PIX_FMT_YUVA420P: return PF_YUVA420P; |
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| 34 | case AV_PIX_FMT_GRAY8: return PF_GRAY8; |
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| 35 | case AV_PIX_FMT_RGB24: return PF_RGB24; |
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| 36 | case AV_PIX_FMT_BGR24: return PF_BGR24; |
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| 37 | case AV_PIX_FMT_RGBA: return PF_RGBA; |
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| 38 | default: |
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| 39 | av_log(ctx, AV_LOG_ERROR, "cannot deal with pixel format %i\n", pf); |
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| 40 | return PF_NONE; |
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| 41 | } |
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| 42 | } |
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| 43 | |||
| 44 | /** struct to hold a valid context for logging from within vid.stab lib */ |
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| 45 | typedef struct { |
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| 46 | const AVClass *class; |
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| 47 | } VS2AVLogCtx; |
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| 48 | |||
| 49 | /** wrapper to log vs_log into av_log */ |
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| 50 | static int vs_2_av_log_wrapper(int type, const char *tag, const char *format, ...) |
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| 51 | { |
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| 52 | va_list ap; |
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| 53 | VS2AVLogCtx ctx; |
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| 54 | AVClass class = { |
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| 55 | .class_name = tag, |
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| 56 | .item_name = av_default_item_name, |
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| 57 | .option = 0, |
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| 58 | .version = LIBAVUTIL_VERSION_INT, |
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| 59 | .category = AV_CLASS_CATEGORY_FILTER, |
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| 60 | }; |
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| 61 | ctx.class = &class; |
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| 62 | va_start(ap, format); |
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| 63 | av_vlog(&ctx, type, format, ap); |
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| 64 | va_end(ap); |
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| 65 | return VS_OK; |
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| 66 | } |
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| 67 | |||
| 68 | /** sets the memory allocation function and logging constants to av versions */ |
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| 69 | void vs_set_mem_and_log_functions(void) |
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| 70 | { |
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| 71 | vs_malloc = av_malloc; |
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| 72 | vs_zalloc = av_mallocz; |
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| 73 | vs_realloc = av_realloc; |
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| 74 | vs_free = av_free; |
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| 75 | |||
| 76 | VS_ERROR_TYPE = AV_LOG_ERROR; |
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| 77 | VS_WARN_TYPE = AV_LOG_WARNING; |
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| 78 | VS_INFO_TYPE = AV_LOG_INFO; |
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| 79 | VS_MSG_TYPE = AV_LOG_VERBOSE; |
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| 80 | |||
| 81 | vs_log = vs_2_av_log_wrapper; |
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| 82 | |||
| 83 | VS_ERROR = 0; |
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| 84 | VS_OK = 1; |
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| 85 | } |