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85 lines
2.7 KiB
85 lines
2.7 KiB
/* |
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* Copyright (c) 2013 Georg Martius <georg dot martius at web dot de> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "vidstabutils.h" |
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/** convert AV's pixelformat to vid.stab pixelformat */ |
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VSPixelFormat ff_av2vs_pixfmt(AVFilterContext *ctx, enum AVPixelFormat pf) |
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{ |
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switch (pf) { |
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case AV_PIX_FMT_YUV420P: return PF_YUV420P; |
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case AV_PIX_FMT_YUV422P: return PF_YUV422P; |
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case AV_PIX_FMT_YUV444P: return PF_YUV444P; |
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case AV_PIX_FMT_YUV410P: return PF_YUV410P; |
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case AV_PIX_FMT_YUV411P: return PF_YUV411P; |
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case AV_PIX_FMT_YUV440P: return PF_YUV440P; |
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case AV_PIX_FMT_YUVA420P: return PF_YUVA420P; |
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case AV_PIX_FMT_GRAY8: return PF_GRAY8; |
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case AV_PIX_FMT_RGB24: return PF_RGB24; |
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case AV_PIX_FMT_BGR24: return PF_BGR24; |
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case AV_PIX_FMT_RGBA: return PF_RGBA; |
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default: |
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av_log(ctx, AV_LOG_ERROR, "cannot deal with pixel format %i\n", pf); |
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return PF_NONE; |
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} |
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} |
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/** struct to hold a valid context for logging from within vid.stab lib */ |
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typedef struct { |
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const AVClass *class; |
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} VS2AVLogCtx; |
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/** wrapper to log vs_log into av_log */ |
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static int vs2av_log(int type, const char *tag, const char *format, ...) |
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{ |
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va_list ap; |
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VS2AVLogCtx ctx; |
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AVClass class = { |
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.class_name = tag, |
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.item_name = av_default_item_name, |
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.option = 0, |
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.version = LIBAVUTIL_VERSION_INT, |
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.category = AV_CLASS_CATEGORY_FILTER, |
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}; |
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ctx.class = &class; |
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va_start(ap, format); |
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av_vlog(&ctx, type, format, ap); |
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va_end(ap); |
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return VS_OK; |
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} |
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/** sets the memory allocation function and logging constants to av versions */ |
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void ff_vs_init(void) |
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{ |
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vs_malloc = av_malloc; |
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vs_zalloc = av_mallocz; |
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vs_realloc = av_realloc; |
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vs_free = av_free; |
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VS_ERROR_TYPE = AV_LOG_ERROR; |
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VS_WARN_TYPE = AV_LOG_WARNING; |
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VS_INFO_TYPE = AV_LOG_INFO; |
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VS_MSG_TYPE = AV_LOG_VERBOSE; |
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vs_log = vs2av_log; |
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VS_ERROR = 0; |
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VS_OK = 1; |
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}
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