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68 lines
4.5 KiB
68 lines
4.5 KiB
/* |
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* This file is part of Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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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#ifndef AVFORMAT_OPTIONS_TABLE |
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#define AVFORMAT_OPTIONS_TABLE |
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#include <limits.h> |
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#include "libavutil/opt.h" |
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#include "avformat.h" |
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#define OFFSET(x) offsetof(AVFormatContext,x) |
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#define DEFAULT 0 //should be NAN but it does not work as it is not a constant in glibc as required by ANSI/ISO C |
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//these names are too long to be readable |
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#define E AV_OPT_FLAG_ENCODING_PARAM |
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#define D AV_OPT_FLAG_DECODING_PARAM |
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static const AVOption options[]={ |
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{"probesize", "set probing size", OFFSET(probesize), AV_OPT_TYPE_INT, {.dbl = 5000000 }, 32, INT_MAX, D}, |
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{"packetsize", "set packet size", OFFSET(packet_size), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, 0, INT_MAX, E}, |
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{"fflags", NULL, OFFSET(flags), AV_OPT_TYPE_FLAGS, {.dbl = DEFAULT }, INT_MIN, INT_MAX, D|E, "fflags"}, |
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{"ignidx", "ignore index", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_IGNIDX }, INT_MIN, INT_MAX, D, "fflags"}, |
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{"genpts", "generate pts", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_GENPTS }, INT_MIN, INT_MAX, D, "fflags"}, |
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{"nofillin", "do not fill in missing values that can be exactly calculated", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_NOFILLIN }, INT_MIN, INT_MAX, D, "fflags"}, |
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{"noparse", "disable AVParsers, this needs nofillin too", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_NOPARSE }, INT_MIN, INT_MAX, D, "fflags"}, |
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{"igndts", "ignore dts", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_IGNDTS }, INT_MIN, INT_MAX, D, "fflags"}, |
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{"discardcorrupt", "discard corrupted frames", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_DISCARD_CORRUPT }, INT_MIN, INT_MAX, D, "fflags"}, |
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{"nobuffer", "reduce the latency introduced by optional buffering", 0, AV_OPT_TYPE_CONST, {.dbl = AVFMT_FLAG_NOBUFFER }, 0, INT_MAX, D, "fflags"}, |
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{"analyzeduration", "how many microseconds are analyzed to estimate duration", OFFSET(max_analyze_duration), AV_OPT_TYPE_INT, {.dbl = 5*AV_TIME_BASE }, 0, INT_MAX, D}, |
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{"cryptokey", "decryption key", OFFSET(key), AV_OPT_TYPE_BINARY, {.dbl = 0}, 0, 0, D}, |
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{"indexmem", "max memory used for timestamp index (per stream)", OFFSET(max_index_size), AV_OPT_TYPE_INT, {.dbl = 1<<20 }, 0, INT_MAX, D}, |
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{"rtbufsize", "max memory used for buffering real-time frames", OFFSET(max_picture_buffer), AV_OPT_TYPE_INT, {.dbl = 3041280 }, 0, INT_MAX, D}, /* defaults to 1s of 15fps 352x288 YUYV422 video */ |
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{"fdebug", "print specific debug info", OFFSET(debug), AV_OPT_TYPE_FLAGS, {.dbl = DEFAULT }, 0, INT_MAX, E|D, "fdebug"}, |
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{"ts", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = FF_FDEBUG_TS }, INT_MIN, INT_MAX, E|D, "fdebug"}, |
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{"max_delay", "maximum muxing or demuxing delay in microseconds", OFFSET(max_delay), AV_OPT_TYPE_INT, {.dbl = -1 }, -1, INT_MAX, E|D}, |
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{"fpsprobesize", "number of frames used to probe fps", OFFSET(fps_probe_size), AV_OPT_TYPE_INT, {.dbl = -1}, -1, INT_MAX-1, D}, |
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/* this is a crutch for avconv, since it cannot deal with identically named options in different contexts. |
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* to be removed when avconv is fixed */ |
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{"f_err_detect", "set error detection flags (deprecated; use err_detect, save via avconv)", OFFSET(error_recognition), AV_OPT_TYPE_FLAGS, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, D, "err_detect"}, |
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{"err_detect", "set error detection flags", OFFSET(error_recognition), AV_OPT_TYPE_FLAGS, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, D, "err_detect"}, |
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{"crccheck", "verify embedded CRCs", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, D, "err_detect"}, |
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{"bitstream", "detect bitstream specification deviations", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BITSTREAM }, INT_MIN, INT_MAX, D, "err_detect"}, |
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{"buffer", "detect improper bitstream length", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BUFFER }, INT_MIN, INT_MAX, D, "err_detect"}, |
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{"explode", "abort decoding on minor error detection", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_EXPLODE }, INT_MIN, INT_MAX, D, "err_detect"}, |
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{NULL}, |
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}; |
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#undef E |
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#undef D |
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#undef DEFAULT |
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#undef OFFSET |
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#endif // AVFORMAT_OPTIONS_TABLE
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