/*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef AVCONV_H
-#define AVCONV_H
+#ifndef FFTOOLS_FFMPEG_H
+#define FFTOOLS_FFMPEG_H
#include "config.h"
#include <stdint.h>
#include <stdio.h>
+#include <signal.h>
#if HAVE_PTHREADS
#include <pthread.h>
#include "libavutil/avutil.h"
#include "libavutil/dict.h"
+#include "libavutil/eval.h"
#include "libavutil/fifo.h"
+#include "libavutil/hwcontext.h"
#include "libavutil/pixfmt.h"
#include "libavutil/rational.h"
+#include "libavutil/threadmessage.h"
+
+#include "libswresample/swresample.h"
#define VSYNC_AUTO -1
#define VSYNC_PASSTHROUGH 0
#define VSYNC_CFR 1
#define VSYNC_VFR 2
+#define VSYNC_VSCFR 0xfe
+#define VSYNC_DROP 0xff
+
+#define MAX_STREAMS 1024 /* arbitrary sanity check value */
enum HWAccelID {
HWACCEL_NONE = 0,
HWACCEL_VDPAU,
HWACCEL_DXVA2,
HWACCEL_VDA,
+ HWACCEL_VIDEOTOOLBOX,
HWACCEL_QSV,
HWACCEL_VAAPI,
+ HWACCEL_CUVID,
+ HWACCEL_D3D11VA,
};
typedef struct HWAccel {
int (*init)(AVCodecContext *s);
enum HWAccelID id;
enum AVPixelFormat pix_fmt;
+ enum AVHWDeviceType device_type;
} HWAccel;
+typedef struct HWDevice {
+ char *name;
+ enum AVHWDeviceType type;
+ AVBufferRef *device_ref;
+} HWDevice;
+
/* select an input stream for an output stream */
typedef struct StreamMap {
int disabled; /* 1 is this mapping is disabled by a negative map */
char *linklabel; /* name of an output link, for mapping lavfi outputs */
} StreamMap;
-/* select an input file for an output file */
-typedef struct MetadataMap {
- int file; // file index
- char type; // type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
- int index; // stream/chapter/program number
-} MetadataMap;
+typedef struct {
+ int file_idx, stream_idx, channel_idx; // input
+ int ofile_idx, ostream_idx; // output
+} AudioChannelMap;
typedef struct OptionsContext {
OptionGroup *g;
/* input/output options */
int64_t start_time;
+ int64_t start_time_eof;
+ int seek_timestamp;
const char *format;
SpecifierOpt *codec_names;
int loop;
int rate_emu;
int accurate_seek;
+ int thread_queue_size;
SpecifierOpt *ts_scale;
int nb_ts_scale;
/* output options */
StreamMap *stream_maps;
int nb_stream_maps;
- /* first item specifies output metadata, second is input */
- MetadataMap (*meta_data_maps)[2];
- int nb_meta_data_maps;
+ AudioChannelMap *audio_channel_maps; /* one info entry per -map_channel */
+ int nb_audio_channel_maps; /* number of (valid) -map_channel settings */
int metadata_global_manual;
int metadata_streams_manual;
int metadata_chapters_manual;
int chapters_input_file;
int64_t recording_time;
+ int64_t stop_time;
uint64_t limit_filesize;
float mux_preload;
float mux_max_delay;
int nb_sample_fmts;
SpecifierOpt *qscale;
int nb_qscale;
- SpecifierOpt *bitrates;
- int nb_bitrates;
SpecifierOpt *forced_key_frames;
int nb_forced_key_frames;
SpecifierOpt *force_fps;
int nb_intra_matrices;
SpecifierOpt *inter_matrices;
int nb_inter_matrices;
+ SpecifierOpt *chroma_intra_matrices;
+ int nb_chroma_intra_matrices;
SpecifierOpt *top_field_first;
int nb_top_field_first;
SpecifierOpt *metadata_map;
int nb_presets;
SpecifierOpt *copy_initial_nonkeyframes;
int nb_copy_initial_nonkeyframes;
+ SpecifierOpt *copy_prior_start;
+ int nb_copy_prior_start;
SpecifierOpt *filters;
int nb_filters;
SpecifierOpt *filter_scripts;
int nb_filter_scripts;
+ SpecifierOpt *reinit_filters;
+ int nb_reinit_filters;
+ SpecifierOpt *fix_sub_duration;
+ int nb_fix_sub_duration;
+ SpecifierOpt *canvas_sizes;
+ int nb_canvas_sizes;
SpecifierOpt *pass;
int nb_pass;
SpecifierOpt *passlogfiles;
int nb_passlogfiles;
SpecifierOpt *max_muxing_queue_size;
int nb_max_muxing_queue_size;
+ SpecifierOpt *guess_layout_max;
+ int nb_guess_layout_max;
+ SpecifierOpt *apad;
+ int nb_apad;
+ SpecifierOpt *discard;
+ int nb_discard;
+ SpecifierOpt *disposition;
+ int nb_disposition;
+ SpecifierOpt *program;
+ int nb_program;
+ SpecifierOpt *time_bases;
+ int nb_time_bases;
+ SpecifierOpt *enc_time_bases;
+ int nb_enc_time_bases;
} OptionsContext;
typedef struct InputFilter {
struct InputStream *ist;
struct FilterGraph *graph;
uint8_t *name;
+ enum AVMediaType type; // AVMEDIA_TYPE_SUBTITLE for sub2video
AVFifoBuffer *frame_queue;
AVRational sample_aspect_ratio;
int sample_rate;
+ int channels;
uint64_t channel_layout;
AVBufferRef *hw_frames_ctx;
const char *graph_desc;
AVFilterGraph *graph;
+ int reconfiguration;
InputFilter **inputs;
int nb_inputs;
int file_index;
AVStream *st;
int discard; /* true if stream data should be discarded */
- int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
+ int user_set_discard;
+ int decoding_needed; /* non zero if the packets must be decoded in 'raw_fifo', see DECODING_FOR_* */
+#define DECODING_FOR_OST 1
+#define DECODING_FOR_FILTER 2
+
AVCodecContext *dec_ctx;
AVCodec *dec;
AVFrame *decoded_frame;
int64_t start; /* time when read started */
/* predicted dts of the next packet read for this stream or (when there are
- * several frames in a packet) of the next frame in current packet */
+ * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */
int64_t next_dts;
- /* dts of the last packet read for this stream */
- int64_t last_dts;
+ int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units)
+
+ int64_t next_pts; ///< synthetic pts for the next decode frame (in AV_TIME_BASE units)
+ int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units)
+ int wrap_correction_done;
+
+ int64_t filter_in_rescale_delta_last;
+
int64_t min_pts; /* pts with the smallest value in a current stream */
int64_t max_pts; /* pts with the higher value in a current stream */
int64_t cfr_next_pts;
int64_t nb_samples; /* number of samples in the last decoded audio frame before looping */
- PtsCorrectionContext pts_ctx;
+
double ts_scale;
+ int saw_first_ts;
AVDictionary *decoder_opts;
AVRational framerate; /* framerate forced with -r */
+ int top_field_first;
+ int guess_layout_max;
int autorotate;
+ int fix_sub_duration;
+ struct { /* previous decoded subtitle and related variables */
+ int got_output;
+ int ret;
+ AVSubtitle subtitle;
+ } prev_sub;
+
+ struct sub2video {
+ int64_t last_pts;
+ int64_t end_pts;
+ AVFifoBuffer *sub_queue; ///< queue of AVSubtitle* before filter init
+ AVFrame *frame;
+ int w, h;
+ } sub2video;
+
+ int dr1;
+
/* decoded data from this stream goes into all those filters
* currently video and audio only */
InputFilter **filters;
int nb_filters;
+ int reinit_filters;
+
/* hwaccel options */
enum HWAccelID hwaccel_id;
char *hwaccel_device;
// number of frames/samples retrieved from the decoder
uint64_t frames_decoded;
uint64_t samples_decoded;
+
+ int64_t *dts_buffer;
+ int nb_dts_buffer;
+
+ int got_output;
} InputStream;
typedef struct InputFile {
AVFormatContext *ctx;
int eof_reached; /* true if eof reached */
int eagain; /* true if last read attempt returned EAGAIN */
- int ist_index; /* index of first stream in ist_table */
+ int ist_index; /* index of first stream in input_streams */
int loop; /* set number of times input stream should be looped */
int64_t duration; /* actual duration of the longest stream in a file
at the moment when looping happens */
AVRational time_base; /* time base of the duration */
+ int64_t input_ts_offset;
+
int64_t ts_offset;
+ int64_t last_ts;
int64_t start_time; /* user-specified start time in AV_TIME_BASE or AV_NOPTS_VALUE */
+ int seek_timestamp;
int64_t recording_time;
- int nb_streams; /* number of stream that avconv is aware of; may be different
+ int nb_streams; /* number of stream that ffmpeg is aware of; may be different
from ctx.nb_streams if new streams appear during av_read_frame() */
+ int nb_streams_warn; /* number of streams that the user was warned of */
int rate_emu;
int accurate_seek;
#if HAVE_PTHREADS
+ AVThreadMessageQueue *in_thread_queue;
pthread_t thread; /* thread reading from this file */
- int finished; /* the thread has exited */
+ int non_blocking; /* reading packets from the thread should not block */
int joined; /* the thread has been joined */
- pthread_mutex_t fifo_lock; /* lock for access to fifo */
- pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */
- AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */
+ int thread_queue_size; /* maximum number of queued packets */
#endif
} InputFile;
+enum forced_keyframes_const {
+ FKF_N,
+ FKF_N_FORCED,
+ FKF_PREV_FORCED_N,
+ FKF_PREV_FORCED_T,
+ FKF_T,
+ FKF_NB
+};
+
+#define ABORT_ON_FLAG_EMPTY_OUTPUT (1 << 0)
+
+extern const char *const forced_keyframes_const_names[];
+
+typedef enum {
+ ENCODER_FINISHED = 1,
+ MUXER_FINISHED = 2,
+} OSTFinished ;
+
typedef struct OutputStream {
int file_index; /* file index */
int index; /* stream index in the output file */
int frame_number;
/* input pts and corresponding output pts
for A/V sync */
- // double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
struct InputStream *sync_ist; /* input stream to sync against */
int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
/* pts of the first frame encoded for this stream, used for limiting
int64_t last_mux_dts;
// the timebase of the packets sent to the muxer
AVRational mux_timebase;
+ AVRational enc_timebase;
int nb_bitstream_filters;
AVBSFContext **bsf_ctx;
AVCodecContext *enc_ctx;
+ AVCodecParameters *ref_par; /* associated input codec parameters with encoders options applied */
AVCodec *enc;
int64_t max_frames;
AVFrame *filtered_frame;
+ AVFrame *last_frame;
+ int last_dropped;
+ int last_nb0_frames[3];
void *hwaccel_ctx;
/* video only */
AVRational frame_rate;
+ int is_cfr;
int force_fps;
int top_field_first;
+ int rotate_overridden;
+ double rotate_override_value;
- float frame_aspect_ratio;
+ AVRational frame_aspect_ratio;
/* forced key frames */
int64_t *forced_kf_pts;
int forced_kf_count;
int forced_kf_index;
char *forced_keyframes;
+ AVExpr *forced_keyframes_pexpr;
+ double forced_keyframes_expr_const_values[FKF_NB];
- // the bitrate to send to the muxer for streamcopy
- int bitrate_override;
+ /* audio only */
+ int *audio_channels_map; /* list of the channels id to pick from the source stream */
+ int audio_channels_mapped; /* number of channels in audio_channels_map */
char *logfile_prefix;
FILE *logfile;
OutputFilter *filter;
char *avfilter;
+ char *filters; ///< filtergraph associated to the -filter option
+ char *filters_script; ///< filtergraph script associated to the -filter_script option
- int64_t sws_flags;
AVDictionary *encoder_opts;
+ AVDictionary *sws_dict;
+ AVDictionary *swr_opts;
AVDictionary *resample_opts;
- int finished; /* no more packets should be written for this stream */
+ char *apad;
+ OSTFinished finished; /* no more packets should be written for this stream */
+ int unavailable; /* true if the steram is unavailable (possibly temporarily) */
int stream_copy;
// init_output_stream() has been called for this stream
- // The encoder and the bistream filters have been initialized and the stream
+ // The encoder and the bitstream filters have been initialized and the stream
// parameters are set in the AVStream.
int initialized;
+ int inputs_done;
+
const char *attachment_filename;
int copy_initial_nonkeyframes;
+ int copy_prior_start;
+ char *disposition;
- enum AVPixelFormat pix_fmts[2];
+ int keep_pix_fmt;
AVCodecParserContext *parser;
AVCodecContext *parser_avctx;
/* the packets are buffered here until the muxer is ready to be initialized */
AVFifoBuffer *muxing_queue;
+
+ /* packet picture type */
+ int pict_type;
+
+ /* frame encode sum of squared error values */
+ int64_t error[4];
} OutputStream;
typedef struct OutputFile {
AVFormatContext *ctx;
AVDictionary *opts;
int ost_index; /* index of the first stream in output_streams */
- int64_t recording_time; /* desired length of the resulting file in microseconds */
- int64_t start_time; /* start time in microseconds */
- uint64_t limit_filesize;
+ int64_t recording_time; ///< desired length of the resulting file in microseconds == AV_TIME_BASE units
+ int64_t start_time; ///< start time in microseconds == AV_TIME_BASE units
+ uint64_t limit_filesize; /* filesize limit expressed in bytes */
int shortest;
extern int nb_filtergraphs;
extern char *vstats_filename;
+extern char *sdp_filename;
extern float audio_drift_threshold;
extern float dts_delta_threshold;
+extern float dts_error_threshold;
extern int audio_volume;
extern int audio_sync_method;
extern int video_sync_method;
+extern float frame_drop_threshold;
extern int do_benchmark;
+extern int do_benchmark_all;
extern int do_deinterlace;
extern int do_hex_dump;
extern int do_pkt_dump;
extern int copy_ts;
+extern int start_at_zero;
extern int copy_tb;
+extern int debug_ts;
extern int exit_on_error;
+extern int abort_on_flags;
extern int print_stats;
extern int qp_hist;
+extern int stdin_interaction;
+extern int frame_bits_per_raw_sample;
+extern AVIOContext *progress_avio;
+extern float max_error_rate;
+extern char *videotoolbox_pixfmt;
+
+extern int filter_nbthreads;
+extern int filter_complex_nbthreads;
+extern int vstats_version;
extern const AVIOInterruptCB int_cb;
extern const OptionDef options[];
-
extern const HWAccel hwaccels[];
extern int hwaccel_lax_profile_check;
extern AVBufferRef *hw_device_ctx;
+#if CONFIG_QSV
+extern char *qsv_device;
+#endif
+extern HWDevice *filter_hw_device;
+
-void reset_options(OptionsContext *o);
+void term_init(void);
+void term_exit(void);
+
+void reset_options(OptionsContext *o, int is_input);
void show_usage(void);
void opt_output_file(void *optctx, const char *filename);
+void remove_avoptions(AVDictionary **a, AVDictionary *b);
void assert_avoptions(AVDictionary *m);
int guess_input_channel_layout(InputStream *ist);
+enum AVPixelFormat choose_pixel_fmt(AVStream *st, AVCodecContext *avctx, AVCodec *codec, enum AVPixelFormat target);
+void choose_sample_fmt(AVStream *st, AVCodec *codec);
+
int configure_filtergraph(FilterGraph *fg);
int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out);
+void check_filter_outputs(void);
int ist_in_filtergraph(FilterGraph *fg, InputStream *ist);
int filtergraph_is_simple(FilterGraph *fg);
int init_simple_filtergraph(InputStream *ist, OutputStream *ost);
int init_complex_filtergraph(FilterGraph *fg);
+void sub2video_update(InputStream *ist, AVSubtitle *sub);
+
int ifilter_parameters_from_frame(InputFilter *ifilter, const AVFrame *frame);
-int avconv_parse_options(int argc, char **argv);
+int ffmpeg_parse_options(int argc, char **argv);
-int vdpau_init(AVCodecContext *s);
-int dxva2_init(AVCodecContext *s);
int vda_init(AVCodecContext *s);
+int videotoolbox_init(AVCodecContext *s);
int qsv_init(AVCodecContext *s);
-int qsv_transcode_init(OutputStream *ost);
-int vaapi_decode_init(AVCodecContext *avctx);
-int vaapi_device_init(const char *device);
+int cuvid_init(AVCodecContext *s);
+
+HWDevice *hw_device_get_by_name(const char *name);
+int hw_device_init_from_string(const char *arg, HWDevice **dev);
+void hw_device_free_all(void);
+
+int hw_device_setup_for_decode(InputStream *ist);
+int hw_device_setup_for_encode(OutputStream *ost);
+
+int hwaccel_decode_init(AVCodecContext *avctx);
-#endif /* AVCONV_H */
+#endif /* FFTOOLS_FFMPEG_H */
projects / ffmpeg / blobdiff