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avconv: split option parsing into a separate file.
This commit is contained in:
Anton Khirnov
parent
8f2aa89a5d
commit
f5e668273a
1
Makefile
1
Makefile
@ -60,6 +60,7 @@ PROGS-$(CONFIG_AVSERVER) += avserver
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PROGS := $(PROGS-yes:%=%$(EXESUF))
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OBJS = cmdutils.o
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OBJS-avconv = avconv_opt.o
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TESTTOOLS = audiogen videogen rotozoom tiny_psnr base64
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HOSTPROGS := $(TESTTOOLS:%=tests/%) doc/print_options
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TOOLS = qt-faststart trasher
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360
avconv.h
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360
avconv.h
Normal file
@ -0,0 +1,360 @@
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/*
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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 AVCONV_H
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#define AVCONV_H
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#include "config.h"
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#include <stdint.h>
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#include <stdio.h>
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#if HAVE_PTHREADS
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#include <pthread.h>
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#endif
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#include "cmdutils.h"
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#include "libavformat/avformat.h"
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#include "libavformat/avio.h"
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#include "libavcodec/avcodec.h"
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#include "libavfilter/avfilter.h"
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#include "libavfilter/avfiltergraph.h"
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#include "libavutil/avutil.h"
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#include "libavutil/dict.h"
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#include "libavutil/fifo.h"
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#include "libavutil/pixfmt.h"
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#include "libavutil/rational.h"
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#define VSYNC_AUTO -1
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#define VSYNC_PASSTHROUGH 0
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#define VSYNC_CFR 1
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#define VSYNC_VFR 2
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/* select an input stream for an output stream */
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typedef struct StreamMap {
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int disabled; /** 1 is this mapping is disabled by a negative map */
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int file_index;
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int stream_index;
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int sync_file_index;
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int sync_stream_index;
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char *linklabel; /** name of an output link, for mapping lavfi outputs */
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} StreamMap;
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/**
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* select an input file for an output file
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*/
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typedef struct MetadataMap {
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int file; ///< file index
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char type; ///< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
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int index; ///< stream/chapter/program number
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} MetadataMap;
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typedef struct OptionsContext {
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/* input/output options */
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int64_t start_time;
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const char *format;
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SpecifierOpt *codec_names;
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int nb_codec_names;
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SpecifierOpt *audio_channels;
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int nb_audio_channels;
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SpecifierOpt *audio_sample_rate;
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int nb_audio_sample_rate;
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SpecifierOpt *frame_rates;
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int nb_frame_rates;
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SpecifierOpt *frame_sizes;
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int nb_frame_sizes;
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SpecifierOpt *frame_pix_fmts;
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int nb_frame_pix_fmts;
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/* input options */
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int64_t input_ts_offset;
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int rate_emu;
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SpecifierOpt *ts_scale;
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int nb_ts_scale;
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SpecifierOpt *dump_attachment;
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int nb_dump_attachment;
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/* output options */
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StreamMap *stream_maps;
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int nb_stream_maps;
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/* first item specifies output metadata, second is input */
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MetadataMap (*meta_data_maps)[2];
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int nb_meta_data_maps;
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int metadata_global_manual;
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int metadata_streams_manual;
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int metadata_chapters_manual;
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const char **attachments;
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int nb_attachments;
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int chapters_input_file;
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int64_t recording_time;
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uint64_t limit_filesize;
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float mux_preload;
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float mux_max_delay;
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int video_disable;
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int audio_disable;
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int subtitle_disable;
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int data_disable;
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/* indexed by output file stream index */
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int *streamid_map;
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int nb_streamid_map;
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SpecifierOpt *metadata;
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int nb_metadata;
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SpecifierOpt *max_frames;
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int nb_max_frames;
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SpecifierOpt *bitstream_filters;
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int nb_bitstream_filters;
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SpecifierOpt *codec_tags;
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int nb_codec_tags;
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SpecifierOpt *sample_fmts;
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int nb_sample_fmts;
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SpecifierOpt *qscale;
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int nb_qscale;
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SpecifierOpt *forced_key_frames;
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int nb_forced_key_frames;
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SpecifierOpt *force_fps;
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int nb_force_fps;
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SpecifierOpt *frame_aspect_ratios;
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int nb_frame_aspect_ratios;
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SpecifierOpt *rc_overrides;
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int nb_rc_overrides;
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SpecifierOpt *intra_matrices;
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int nb_intra_matrices;
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SpecifierOpt *inter_matrices;
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int nb_inter_matrices;
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SpecifierOpt *top_field_first;
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int nb_top_field_first;
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SpecifierOpt *metadata_map;
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int nb_metadata_map;
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SpecifierOpt *presets;
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int nb_presets;
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SpecifierOpt *copy_initial_nonkeyframes;
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int nb_copy_initial_nonkeyframes;
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SpecifierOpt *filters;
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int nb_filters;
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} OptionsContext;
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typedef struct InputFilter {
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AVFilterContext *filter;
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struct InputStream *ist;
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struct FilterGraph *graph;
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uint8_t *name;
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} InputFilter;
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typedef struct OutputFilter {
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AVFilterContext *filter;
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struct OutputStream *ost;
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struct FilterGraph *graph;
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uint8_t *name;
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/* temporary storage until stream maps are processed */
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AVFilterInOut *out_tmp;
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} OutputFilter;
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typedef struct FilterGraph {
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int index;
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const char *graph_desc;
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AVFilterGraph *graph;
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InputFilter **inputs;
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int nb_inputs;
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OutputFilter **outputs;
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int nb_outputs;
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} FilterGraph;
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typedef struct InputStream {
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int file_index;
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AVStream *st;
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int discard; /* true if stream data should be discarded */
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int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
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AVCodec *dec;
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AVFrame *decoded_frame;
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int64_t start; /* time when read started */
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/* predicted dts of the next packet read for this stream or (when there are
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* several frames in a packet) of the next frame in current packet */
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int64_t next_dts;
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/* dts of the last packet read for this stream */
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int64_t last_dts;
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PtsCorrectionContext pts_ctx;
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double ts_scale;
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int is_start; /* is 1 at the start and after a discontinuity */
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int showed_multi_packet_warning;
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AVDictionary *opts;
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AVRational framerate; /* framerate forced with -r */
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int resample_height;
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int resample_width;
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int resample_pix_fmt;
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int resample_sample_fmt;
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int resample_sample_rate;
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int resample_channels;
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uint64_t resample_channel_layout;
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/* a pool of free buffers for decoded data */
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FrameBuffer *buffer_pool;
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/* decoded data from this stream goes into all those filters
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* currently video and audio only */
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InputFilter **filters;
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int nb_filters;
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} InputStream;
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typedef struct InputFile {
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AVFormatContext *ctx;
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int eof_reached; /* true if eof reached */
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int ist_index; /* index of first stream in ist_table */
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int buffer_size; /* current total buffer size */
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int64_t ts_offset;
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int nb_streams; /* number of stream that avconv is aware of; may be different
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from ctx.nb_streams if new streams appear during av_read_frame() */
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int rate_emu;
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#if HAVE_PTHREADS
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pthread_t thread; /* thread reading from this file */
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int finished; /* the thread has exited */
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int joined; /* the thread has been joined */
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pthread_mutex_t fifo_lock; /* lock for access to fifo */
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pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */
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AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */
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#endif
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} InputFile;
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typedef struct OutputStream {
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int file_index; /* file index */
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int index; /* stream index in the output file */
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int source_index; /* InputStream index */
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AVStream *st; /* stream in the output file */
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int encoding_needed; /* true if encoding needed for this stream */
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int frame_number;
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/* input pts and corresponding output pts
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for A/V sync */
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// double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
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struct InputStream *sync_ist; /* input stream to sync against */
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int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
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/* pts of the first frame encoded for this stream, used for limiting
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* recording time */
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int64_t first_pts;
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AVBitStreamFilterContext *bitstream_filters;
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AVCodec *enc;
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int64_t max_frames;
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AVFrame *filtered_frame;
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/* video only */
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AVRational frame_rate;
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int force_fps;
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int top_field_first;
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float frame_aspect_ratio;
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float last_quality;
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/* forced key frames */
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int64_t *forced_kf_pts;
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int forced_kf_count;
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int forced_kf_index;
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char *forced_keyframes;
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FILE *logfile;
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OutputFilter *filter;
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char *avfilter;
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int64_t sws_flags;
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AVDictionary *opts;
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int is_past_recording_time;
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int stream_copy;
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const char *attachment_filename;
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int copy_initial_nonkeyframes;
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enum PixelFormat pix_fmts[2];
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} OutputStream;
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typedef struct OutputFile {
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AVFormatContext *ctx;
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AVDictionary *opts;
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int ost_index; /* index of the first stream in output_streams */
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int64_t recording_time; /* desired length of the resulting file in microseconds */
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int64_t start_time; /* start time in microseconds */
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uint64_t limit_filesize;
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} OutputFile;
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extern InputStream **input_streams;
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extern int nb_input_streams;
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extern InputFile **input_files;
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extern int nb_input_files;
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extern OutputStream **output_streams;
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extern int nb_output_streams;
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extern OutputFile **output_files;
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extern int nb_output_files;
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extern FilterGraph **filtergraphs;
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extern int nb_filtergraphs;
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extern char *pass_logfilename_prefix;
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extern char *vstats_filename;
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extern float audio_drift_threshold;
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extern float dts_delta_threshold;
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extern int audio_volume;
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extern int audio_sync_method;
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extern int video_sync_method;
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extern int do_benchmark;
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extern int do_deinterlace;
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extern int do_hex_dump;
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extern int do_pkt_dump;
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extern int copy_ts;
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extern int copy_tb;
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extern int opt_shortest;
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extern int exit_on_error;
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extern int print_stats;
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extern int qp_hist;
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extern int same_quant;
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extern const AVIOInterruptCB int_cb;
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extern const OptionDef options[];
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void reset_options(OptionsContext *o);
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void show_usage(void);
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int opt_cpuflags(const char *opt, const char *arg);
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void opt_output_file(void *optctx, const char *filename);
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void assert_avoptions(AVDictionary *m);
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int guess_input_channel_layout(InputStream *ist);
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int configure_filtergraph(FilterGraph *fg);
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int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out);
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#endif /* AVCONV_H */
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1915
avconv_opt.c
Normal file
1915
avconv_opt.c
Normal file
File diff suppressed because it is too large
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