feat: change ffmpeg to 4.2.2

This commit is contained in:
rankun 2020-02-15 10:04:49 +08:00
parent 5d111e3dda
commit 5aae4dc57a
17 changed files with 663 additions and 56 deletions

View file

@ -452,6 +452,11 @@ enum AVCodecID {
AV_CODEC_ID_MWSC,
AV_CODEC_ID_WCMV,
AV_CODEC_ID_RASC,
AV_CODEC_ID_HYMT,
AV_CODEC_ID_ARBC,
AV_CODEC_ID_AGM,
AV_CODEC_ID_LSCR,
AV_CODEC_ID_VP4,
/* various PCM "codecs" */
AV_CODEC_ID_FIRST_AUDIO = 0x10000, ///< A dummy id pointing at the start of audio codecs
@ -536,6 +541,7 @@ enum AVCodecID {
AV_CODEC_ID_ADPCM_AICA,
AV_CODEC_ID_ADPCM_IMA_DAT4,
AV_CODEC_ID_ADPCM_MTAF,
AV_CODEC_ID_ADPCM_AGM,
/* AMR */
AV_CODEC_ID_AMR_NB = 0x12000,
@ -645,6 +651,7 @@ enum AVCodecID {
AV_CODEC_ID_APTX_HD,
AV_CODEC_ID_SBC,
AV_CODEC_ID_ATRAC9,
AV_CODEC_ID_HCOM,
/* subtitle codecs */
AV_CODEC_ID_FIRST_SUBTITLE = 0x17000, ///< A dummy ID pointing at the start of subtitle codecs.
@ -674,6 +681,7 @@ enum AVCodecID {
AV_CODEC_ID_ASS,
AV_CODEC_ID_HDMV_TEXT_SUBTITLE,
AV_CODEC_ID_TTML,
AV_CODEC_ID_ARIB_CAPTION,
/* other specific kind of codecs (generally used for attachments) */
AV_CODEC_ID_FIRST_UNKNOWN = 0x18000, ///< A dummy ID pointing at the start of various fake codecs.
@ -852,6 +860,11 @@ typedef struct RcOverride{
* Use qpel MC.
*/
#define AV_CODEC_FLAG_QPEL (1 << 4)
/**
* Don't output frames whose parameters differ from first
* decoded frame in stream.
*/
#define AV_CODEC_FLAG_DROPCHANGED (1 << 5)
/**
* Use internal 2pass ratecontrol in first pass mode.
*/
@ -1071,6 +1084,13 @@ typedef struct RcOverride{
*/
#define AV_CODEC_CAP_HYBRID (1 << 19)
/**
* This codec takes the reordered_opaque field from input AVFrames
* and returns it in the corresponding field in AVCodecContext after
* encoding.
*/
#define AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE (1 << 20)
/**
* Pan Scan area.
* This specifies the area which should be displayed.
@ -1110,17 +1130,29 @@ typedef struct AVCPBProperties {
* Maximum bitrate of the stream, in bits per second.
* Zero if unknown or unspecified.
*/
#if FF_API_UNSANITIZED_BITRATES
int max_bitrate;
#else
int64_t max_bitrate;
#endif
/**
* Minimum bitrate of the stream, in bits per second.
* Zero if unknown or unspecified.
*/
#if FF_API_UNSANITIZED_BITRATES
int min_bitrate;
#else
int64_t min_bitrate;
#endif
/**
* Average bitrate of the stream, in bits per second.
* Zero if unknown or unspecified.
*/
#if FF_API_UNSANITIZED_BITRATES
int avg_bitrate;
#else
int64_t avg_bitrate;
#endif
/**
* The size of the buffer to which the ratecontrol is applied, in bits.
@ -2025,15 +2057,19 @@ typedef struct AVCodecContext {
/**
* custom intra quantization matrix
* - encoding: Set by user, can be NULL.
* - decoding: Set by libavcodec.
* Must be allocated with the av_malloc() family of functions, and will be freed in
* avcodec_free_context().
* - encoding: Set/allocated by user, freed by libavcodec. Can be NULL.
* - decoding: Set/allocated/freed by libavcodec.
*/
uint16_t *intra_matrix;
/**
* custom inter quantization matrix
* - encoding: Set by user, can be NULL.
* - decoding: Set by libavcodec.
* Must be allocated with the av_malloc() family of functions, and will be freed in
* avcodec_free_context().
* - encoding: Set/allocated by user, freed by libavcodec. Can be NULL.
* - decoding: Set/allocated/freed by libavcodec.
*/
uint16_t *inter_matrix;
@ -2677,7 +2713,10 @@ typedef struct AVCodecContext {
/**
* opaque 64-bit number (generally a PTS) that will be reordered and
* output in AVFrame.reordered_opaque
* - encoding: unused
* - encoding: Set by libavcodec to the reordered_opaque of the input
* frame corresponding to the last returned packet. Only
* supported by encoders with the
* AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE capability.
* - decoding: Set by user.
*/
int64_t reordered_opaque;
@ -2961,6 +3000,16 @@ typedef struct AVCodecContext {
#define FF_PROFILE_SBC_MSBC 1
#define FF_PROFILE_PRORES_PROXY 0
#define FF_PROFILE_PRORES_LT 1
#define FF_PROFILE_PRORES_STANDARD 2
#define FF_PROFILE_PRORES_HQ 3
#define FF_PROFILE_PRORES_4444 4
#define FF_PROFILE_PRORES_XQ 5
#define FF_PROFILE_ARIB_PROFILE_A 0
#define FF_PROFILE_ARIB_PROFILE_C 1
/**
* level
* - encoding: Set by user.
@ -3313,6 +3362,14 @@ typedef struct AVCodecContext {
* used as reference pictures).
*/
int extra_hw_frames;
/**
* The percentage of damaged samples to discard a frame.
*
* - decoding: set by user
* - encoding: unused
*/
int discard_damaged_percentage;
} AVCodecContext;
#if FF_API_CODEC_GET_SET
@ -4365,7 +4422,7 @@ int av_grow_packet(AVPacket *pkt, int grow_by);
* Initialize a reference-counted packet from av_malloc()ed data.
*
* @param pkt packet to be initialized. This function will set the data, size,
* buf and destruct fields, all others are left untouched.
* and buf fields, all others are left untouched.
* @param data Data allocated by av_malloc() to be used as packet data. If this
* function returns successfully, the data is owned by the underlying AVBuffer.
* The caller may not access the data through other means.
@ -4871,6 +4928,9 @@ int avcodec_send_packet(AVCodecContext *avctx, const AVPacket *avpkt);
* AVERROR_EOF: the decoder has been fully flushed, and there will be
* no more output frames
* AVERROR(EINVAL): codec not opened, or it is an encoder
* AVERROR_INPUT_CHANGED: current decoded frame has changed parameters
* with respect to first decoded frame. Applicable
* when flag AV_CODEC_FLAG_DROPCHANGED is set.
* other negative values: legitimate decoding errors
*/
int avcodec_receive_frame(AVCodecContext *avctx, AVFrame *frame);

View file

@ -28,7 +28,7 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 58
#define LIBAVCODEC_VERSION_MINOR 35
#define LIBAVCODEC_VERSION_MINOR 54
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
@ -132,6 +132,9 @@
#ifndef FF_API_NEXT
#define FF_API_NEXT (LIBAVCODEC_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_UNSANITIZED_BITRATES
#define FF_API_UNSANITIZED_BITRATES (LIBAVCODEC_VERSION_MAJOR < 59)
#endif
#endif /* AVCODEC_VERSION_H */

View file

@ -36,17 +36,15 @@
* into component streams, and the reverse process of muxing - writing supplied
* data in a specified container format. It also has an @ref lavf_io
* "I/O module" which supports a number of protocols for accessing the data (e.g.
* file, tcp, http and others). Before using lavf, you need to call
* av_register_all() to register all compiled muxers, demuxers and protocols.
* file, tcp, http and others).
* Unless you are absolutely sure you won't use libavformat's network
* capabilities, you should also call avformat_network_init().
*
* A supported input format is described by an AVInputFormat struct, conversely
* an output format is described by AVOutputFormat. You can iterate over all
* registered input/output formats using the av_iformat_next() /
* av_oformat_next() functions. The protocols layer is not part of the public
* API, so you can only get the names of supported protocols with the
* avio_enum_protocols() function.
* input/output formats using the av_demuxer_iterate / av_muxer_iterate() functions.
* The protocols layer is not part of the public API, so you can only get the names
* of supported protocols with the avio_enum_protocols() function.
*
* Main lavf structure used for both muxing and demuxing is AVFormatContext,
* which exports all information about the file being read or written. As with
@ -177,8 +175,8 @@
* Otherwise, if AVPacket.buf is NULL, the packet data is backed by a
* static storage somewhere inside the demuxer and the packet is only valid
* until the next av_read_frame() call or closing the file. If the caller
* requires a longer lifetime, av_dup_packet() will make an av_malloc()ed copy
* of it.
* requires a longer lifetime, av_packet_make_refcounted() will ensure that
* the data is reference counted, copying the data if necessary.
* In both cases, the packet must be freed with av_packet_unref() when it is no
* longer needed.
*
@ -532,7 +530,16 @@ typedef struct AVOutputFormat {
* New public fields should be added right above.
*****************************************************************
*/
struct AVOutputFormat *next;
/**
* The ff_const59 define is not part of the public API and will
* be removed without further warning.
*/
#if FF_API_AVIOFORMAT
#define ff_const59
#else
#define ff_const59 const
#endif
ff_const59 struct AVOutputFormat *next;
/**
* size of private data so that it can be allocated in the wrapper
*/
@ -646,7 +653,7 @@ typedef struct AVInputFormat {
/**
* Can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_SHOW_IDS,
* AVFMT_GENERIC_INDEX, AVFMT_TS_DISCONT, AVFMT_NOBINSEARCH,
* AVFMT_NOTIMESTAMPS, AVFMT_GENERIC_INDEX, AVFMT_TS_DISCONT, AVFMT_NOBINSEARCH,
* AVFMT_NOGENSEARCH, AVFMT_NO_BYTE_SEEK, AVFMT_SEEK_TO_PTS.
*/
int flags;
@ -676,7 +683,7 @@ typedef struct AVInputFormat {
* New public fields should be added right above.
*****************************************************************
*/
struct AVInputFormat *next;
ff_const59 struct AVInputFormat *next;
/**
* Raw demuxers store their codec ID here.
@ -693,7 +700,7 @@ typedef struct AVInputFormat {
* The buffer provided is guaranteed to be AVPROBE_PADDING_SIZE bytes
* big so you do not have to check for that unless you need more.
*/
int (*read_probe)(AVProbeData *);
int (*read_probe)(const AVProbeData *);
/**
* Read the format header and initialize the AVFormatContext
@ -1346,14 +1353,14 @@ typedef struct AVFormatContext {
*
* Demuxing only, set by avformat_open_input().
*/
struct AVInputFormat *iformat;
ff_const59 struct AVInputFormat *iformat;
/**
* The output container format.
*
* Muxing only, must be set by the caller before avformat_write_header().
*/
struct AVOutputFormat *oformat;
ff_const59 struct AVOutputFormat *oformat;
/**
* Format private data. This is an AVOptions-enabled struct
@ -2211,7 +2218,7 @@ AVProgram *av_new_program(AVFormatContext *s, int id);
* @return >= 0 in case of success, a negative AVERROR code in case of
* failure
*/
int avformat_alloc_output_context2(AVFormatContext **ctx, AVOutputFormat *oformat,
int avformat_alloc_output_context2(AVFormatContext **ctx, ff_const59 AVOutputFormat *oformat,
const char *format_name, const char *filename);
/**
@ -2222,7 +2229,7 @@ int avformat_alloc_output_context2(AVFormatContext **ctx, AVOutputFormat *oforma
/**
* Find AVInputFormat based on the short name of the input format.
*/
AVInputFormat *av_find_input_format(const char *short_name);
ff_const59 AVInputFormat *av_find_input_format(const char *short_name);
/**
* Guess the file format.
@ -2231,7 +2238,7 @@ AVInputFormat *av_find_input_format(const char *short_name);
* @param is_opened Whether the file is already opened; determines whether
* demuxers with or without AVFMT_NOFILE are probed.
*/
AVInputFormat *av_probe_input_format(AVProbeData *pd, int is_opened);
ff_const59 AVInputFormat *av_probe_input_format(ff_const59 AVProbeData *pd, int is_opened);
/**
* Guess the file format.
@ -2245,7 +2252,7 @@ AVInputFormat *av_probe_input_format(AVProbeData *pd, int is_opened);
* If the score is <= AVPROBE_SCORE_MAX / 4 it is recommended
* to retry with a larger probe buffer.
*/
AVInputFormat *av_probe_input_format2(AVProbeData *pd, int is_opened, int *score_max);
ff_const59 AVInputFormat *av_probe_input_format2(ff_const59 AVProbeData *pd, int is_opened, int *score_max);
/**
* Guess the file format.
@ -2254,7 +2261,7 @@ AVInputFormat *av_probe_input_format2(AVProbeData *pd, int is_opened, int *score
* demuxers with or without AVFMT_NOFILE are probed.
* @param score_ret The score of the best detection.
*/
AVInputFormat *av_probe_input_format3(AVProbeData *pd, int is_opened, int *score_ret);
ff_const59 AVInputFormat *av_probe_input_format3(ff_const59 AVProbeData *pd, int is_opened, int *score_ret);
/**
* Probe a bytestream to determine the input format. Each time a probe returns
@ -2272,14 +2279,14 @@ AVInputFormat *av_probe_input_format3(AVProbeData *pd, int is_opened, int *score
* the maximal score is AVPROBE_SCORE_MAX
* AVERROR code otherwise
*/
int av_probe_input_buffer2(AVIOContext *pb, AVInputFormat **fmt,
int av_probe_input_buffer2(AVIOContext *pb, ff_const59 AVInputFormat **fmt,
const char *url, void *logctx,
unsigned int offset, unsigned int max_probe_size);
/**
* Like av_probe_input_buffer2() but returns 0 on success
*/
int av_probe_input_buffer(AVIOContext *pb, AVInputFormat **fmt,
int av_probe_input_buffer(AVIOContext *pb, ff_const59 AVInputFormat **fmt,
const char *url, void *logctx,
unsigned int offset, unsigned int max_probe_size);
@ -2302,7 +2309,7 @@ int av_probe_input_buffer(AVIOContext *pb, AVInputFormat **fmt,
*
* @note If you want to use custom IO, preallocate the format context and set its pb field.
*/
int avformat_open_input(AVFormatContext **ps, const char *url, AVInputFormat *fmt, AVDictionary **options);
int avformat_open_input(AVFormatContext **ps, const char *url, ff_const59 AVInputFormat *fmt, AVDictionary **options);
attribute_deprecated
int av_demuxer_open(AVFormatContext *ic);
@ -2687,14 +2694,14 @@ int av_write_trailer(AVFormatContext *s);
* @param mime_type if non-NULL checks if mime_type matches with the
* MIME type of the registered formats
*/
AVOutputFormat *av_guess_format(const char *short_name,
ff_const59 AVOutputFormat *av_guess_format(const char *short_name,
const char *filename,
const char *mime_type);
/**
* Guess the codec ID based upon muxer and filename.
*/
enum AVCodecID av_guess_codec(AVOutputFormat *fmt, const char *short_name,
enum AVCodecID av_guess_codec(ff_const59 AVOutputFormat *fmt, const char *short_name,
const char *filename, const char *mime_type,
enum AVMediaType type);

View file

@ -236,7 +236,7 @@ typedef struct AVIOContext {
int (*write_packet)(void *opaque, uint8_t *buf, int buf_size);
int64_t (*seek)(void *opaque, int64_t offset, int whence);
int64_t pos; /**< position in the file of the current buffer */
int eof_reached; /**< true if eof reached */
int eof_reached; /**< true if was unable to read due to error or eof */
int write_flag; /**< true if open for writing */
int max_packet_size;
unsigned long checksum;
@ -566,8 +566,8 @@ static av_always_inline int64_t avio_tell(AVIOContext *s)
int64_t avio_size(AVIOContext *s);
/**
* feof() equivalent for AVIOContext.
* @return non zero if and only if end of file
* Similar to feof() but also returns nonzero on read errors.
* @return non zero if and only if at end of file or a read error happened when reading.
*/
int avio_feof(AVIOContext *s);

View file

@ -32,7 +32,7 @@
// Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
// Also please add any ticket numbers that you believe might be affected here
#define LIBAVFORMAT_VERSION_MAJOR 58
#define LIBAVFORMAT_VERSION_MINOR 20
#define LIBAVFORMAT_VERSION_MINOR 29
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
@ -103,6 +103,9 @@
#ifndef FF_API_LAVF_MP4A_LATM
#define FF_API_LAVF_MP4A_LATM (LIBAVFORMAT_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_AVIOFORMAT
#define FF_API_AVIOFORMAT (LIBAVFORMAT_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_R_FRAME_RATE

View file

@ -400,6 +400,12 @@ int av_utf8_decode(int32_t *codep, const uint8_t **bufp, const uint8_t *buf_end,
*/
int av_match_list(const char *name, const char *list, char separator);
/**
* See libc sscanf manual for more information.
* Locale-independent sscanf implementation.
*/
int av_sscanf(const char *string, const char *format, ...);
/**
* @}
*/

View file

@ -1,5 +1,5 @@
/* Automatically generated by version.sh, do not manually edit! */
#ifndef AVUTIL_FFVERSION_H
#define AVUTIL_FFVERSION_H
#define FFMPEG_VERSION "4.1.3"
#define FFMPEG_VERSION "4.2.2"
#endif /* AVUTIL_FFVERSION_H */

View file

@ -166,6 +166,19 @@ enum AVFrameSideDataType {
* function in libavutil/timecode.c.
*/
AV_FRAME_DATA_S12M_TIMECODE,
/**
* HDR dynamic metadata associated with a video frame. The payload is
* an AVDynamicHDRPlus type and contains information for color
* volume transform - application 4 of SMPTE 2094-40:2016 standard.
*/
AV_FRAME_DATA_DYNAMIC_HDR_PLUS,
/**
* Regions Of Interest, the data is an array of AVRegionOfInterest type, the number of
* array element is implied by AVFrameSideData.size / AVRegionOfInterest.self_size.
*/
AV_FRAME_DATA_REGIONS_OF_INTEREST,
};
enum AVActiveFormatDescription {
@ -193,6 +206,62 @@ typedef struct AVFrameSideData {
AVBufferRef *buf;
} AVFrameSideData;
/**
* Structure describing a single Region Of Interest.
*
* When multiple regions are defined in a single side-data block, they
* should be ordered from most to least important - some encoders are only
* capable of supporting a limited number of distinct regions, so will have
* to truncate the list.
*
* When overlapping regions are defined, the first region containing a given
* area of the frame applies.
*/
typedef struct AVRegionOfInterest {
/**
* Must be set to the size of this data structure (that is,
* sizeof(AVRegionOfInterest)).
*/
uint32_t self_size;
/**
* Distance in pixels from the top edge of the frame to the top and
* bottom edges and from the left edge of the frame to the left and
* right edges of the rectangle defining this region of interest.
*
* The constraints on a region are encoder dependent, so the region
* actually affected may be slightly larger for alignment or other
* reasons.
*/
int top;
int bottom;
int left;
int right;
/**
* Quantisation offset.
*
* Must be in the range -1 to +1. A value of zero indicates no quality
* change. A negative value asks for better quality (less quantisation),
* while a positive value asks for worse quality (greater quantisation).
*
* The range is calibrated so that the extreme values indicate the
* largest possible offset - if the rest of the frame is encoded with the
* worst possible quality, an offset of -1 indicates that this region
* should be encoded with the best possible quality anyway. Intermediate
* values are then interpolated in some codec-dependent way.
*
* For example, in 10-bit H.264 the quantisation parameter varies between
* -12 and 51. A typical qoffset value of -1/10 therefore indicates that
* this region should be encoded with a QP around one-tenth of the full
* range better than the rest of the frame. So, if most of the frame
* were to be encoded with a QP of around 30, this region would get a QP
* of around 24 (an offset of approximately -1/10 * (51 - -12) = -6.3).
* An extreme value of -1 would indicate that this region should be
* encoded with the best possible quality regardless of the treatment of
* the rest of the frame - that is, should be encoded at a QP of -12.
*/
AVRational qoffset;
} AVRegionOfInterest;
/**
* This structure describes decoded (raw) audio or video data.
*
@ -389,7 +458,6 @@ typedef struct AVFrame {
* that time,
* the decoder reorders values as needed and sets AVFrame.reordered_opaque
* to exactly one of the values provided by the user through AVCodecContext.reordered_opaque
* @deprecated in favor of pkt_pts
*/
int64_t reordered_opaque;
@ -522,6 +590,8 @@ typedef struct AVFrame {
int decode_error_flags;
#define FF_DECODE_ERROR_INVALID_BITSTREAM 1
#define FF_DECODE_ERROR_MISSING_REFERENCE 2
#define FF_DECODE_ERROR_CONCEALMENT_ACTIVE 4
#define FF_DECODE_ERROR_DECODE_SLICES 8
/**
* number of audio channels, only used for audio.

View file

@ -0,0 +1,343 @@
/*
* Copyright (c) 2018 Mohammad Izadi <moh.izadi at gmail.com>
*
* This file is part of FFmpeg.
*
* 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.
*
* 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVUTIL_HDR_DYNAMIC_METADATA_H
#define AVUTIL_HDR_DYNAMIC_METADATA_H
#include "frame.h"
#include "rational.h"
/**
* Option for overlapping elliptical pixel selectors in an image.
*/
enum AVHDRPlusOverlapProcessOption {
AV_HDR_PLUS_OVERLAP_PROCESS_WEIGHTED_AVERAGING = 0,
AV_HDR_PLUS_OVERLAP_PROCESS_LAYERING = 1,
};
/**
* Represents the percentile at a specific percentage in
* a distribution.
*/
typedef struct AVHDRPlusPercentile {
/**
* The percentage value corresponding to a specific percentile linearized
* RGB value in the processing window in the scene. The value shall be in
* the range of 0 to100, inclusive.
*/
uint8_t percentage;
/**
* The linearized maxRGB value at a specific percentile in the processing
* window in the scene. The value shall be in the range of 0 to 1, inclusive
* and in multiples of 0.00001.
*/
AVRational percentile;
} AVHDRPlusPercentile;
/**
* Color transform parameters at a processing window in a dynamic metadata for
* SMPTE 2094-40.
*/
typedef struct AVHDRPlusColorTransformParams {
/**
* The relative x coordinate of the top left pixel of the processing
* window. The value shall be in the range of 0 and 1, inclusive and
* in multiples of 1/(width of Picture - 1). The value 1 corresponds
* to the absolute coordinate of width of Picture - 1. The value for
* first processing window shall be 0.
*/
AVRational window_upper_left_corner_x;
/**
* The relative y coordinate of the top left pixel of the processing
* window. The value shall be in the range of 0 and 1, inclusive and
* in multiples of 1/(height of Picture - 1). The value 1 corresponds
* to the absolute coordinate of height of Picture - 1. The value for
* first processing window shall be 0.
*/
AVRational window_upper_left_corner_y;
/**
* The relative x coordinate of the bottom right pixel of the processing
* window. The value shall be in the range of 0 and 1, inclusive and
* in multiples of 1/(width of Picture - 1). The value 1 corresponds
* to the absolute coordinate of width of Picture - 1. The value for
* first processing window shall be 1.
*/
AVRational window_lower_right_corner_x;
/**
* The relative y coordinate of the bottom right pixel of the processing
* window. The value shall be in the range of 0 and 1, inclusive and
* in multiples of 1/(height of Picture - 1). The value 1 corresponds
* to the absolute coordinate of height of Picture - 1. The value for
* first processing window shall be 1.
*/
AVRational window_lower_right_corner_y;
/**
* The x coordinate of the center position of the concentric internal and
* external ellipses of the elliptical pixel selector in the processing
* window. The value shall be in the range of 0 to (width of Picture - 1),
* inclusive and in multiples of 1 pixel.
*/
uint16_t center_of_ellipse_x;
/**
* The y coordinate of the center position of the concentric internal and
* external ellipses of the elliptical pixel selector in the processing
* window. The value shall be in the range of 0 to (height of Picture - 1),
* inclusive and in multiples of 1 pixel.
*/
uint16_t center_of_ellipse_y;
/**
* The clockwise rotation angle in degree of arc with respect to the
* positive direction of the x-axis of the concentric internal and external
* ellipses of the elliptical pixel selector in the processing window. The
* value shall be in the range of 0 to 180, inclusive and in multiples of 1.
*/
uint8_t rotation_angle;
/**
* The semi-major axis value of the internal ellipse of the elliptical pixel
* selector in amount of pixels in the processing window. The value shall be
* in the range of 1 to 65535, inclusive and in multiples of 1 pixel.
*/
uint16_t semimajor_axis_internal_ellipse;
/**
* The semi-major axis value of the external ellipse of the elliptical pixel
* selector in amount of pixels in the processing window. The value
* shall not be less than semimajor_axis_internal_ellipse of the current
* processing window. The value shall be in the range of 1 to 65535,
* inclusive and in multiples of 1 pixel.
*/
uint16_t semimajor_axis_external_ellipse;
/**
* The semi-minor axis value of the external ellipse of the elliptical pixel
* selector in amount of pixels in the processing window. The value shall be
* in the range of 1 to 65535, inclusive and in multiples of 1 pixel.
*/
uint16_t semiminor_axis_external_ellipse;
/**
* Overlap process option indicates one of the two methods of combining
* rendered pixels in the processing window in an image with at least one
* elliptical pixel selector. For overlapping elliptical pixel selectors
* in an image, overlap_process_option shall have the same value.
*/
enum AVHDRPlusOverlapProcessOption overlap_process_option;
/**
* The maximum of the color components of linearized RGB values in the
* processing window in the scene. The values should be in the range of 0 to
* 1, inclusive and in multiples of 0.00001. maxscl[ 0 ], maxscl[ 1 ], and
* maxscl[ 2 ] are corresponding to R, G, B color components respectively.
*/
AVRational maxscl[3];
/**
* The average of linearized maxRGB values in the processing window in the
* scene. The value should be in the range of 0 to 1, inclusive and in
* multiples of 0.00001.
*/
AVRational average_maxrgb;
/**
* The number of linearized maxRGB values at given percentiles in the
* processing window in the scene. The maximum value shall be 15.
*/
uint8_t num_distribution_maxrgb_percentiles;
/**
* The linearized maxRGB values at given percentiles in the
* processing window in the scene.
*/
AVHDRPlusPercentile distribution_maxrgb[15];
/**
* The fraction of selected pixels in the image that contains the brightest
* pixel in the scene. The value shall be in the range of 0 to 1, inclusive
* and in multiples of 0.001.
*/
AVRational fraction_bright_pixels;
/**
* This flag indicates that the metadata for the tone mapping function in
* the processing window is present (for value of 1).
*/
uint8_t tone_mapping_flag;
/**
* The x coordinate of the separation point between the linear part and the
* curved part of the tone mapping function. The value shall be in the range
* of 0 to 1, excluding 0 and in multiples of 1/4095.
*/
AVRational knee_point_x;
/**
* The y coordinate of the separation point between the linear part and the
* curved part of the tone mapping function. The value shall be in the range
* of 0 to 1, excluding 0 and in multiples of 1/4095.
*/
AVRational knee_point_y;
/**
* The number of the intermediate anchor parameters of the tone mapping
* function in the processing window. The maximum value shall be 15.
*/
uint8_t num_bezier_curve_anchors;
/**
* The intermediate anchor parameters of the tone mapping function in the
* processing window in the scene. The values should be in the range of 0
* to 1, inclusive and in multiples of 1/1023.
*/
AVRational bezier_curve_anchors[15];
/**
* This flag shall be equal to 0 in bitstreams conforming to this version of
* this Specification. Other values are reserved for future use.
*/
uint8_t color_saturation_mapping_flag;
/**
* The color saturation gain in the processing window in the scene. The
* value shall be in the range of 0 to 63/8, inclusive and in multiples of
* 1/8. The default value shall be 1.
*/
AVRational color_saturation_weight;
} AVHDRPlusColorTransformParams;
/**
* This struct represents dynamic metadata for color volume transform -
* application 4 of SMPTE 2094-40:2016 standard.
*
* To be used as payload of a AVFrameSideData or AVPacketSideData with the
* appropriate type.
*
* @note The struct should be allocated with
* av_dynamic_hdr_plus_alloc() and its size is not a part of
* the public ABI.
*/
typedef struct AVDynamicHDRPlus {
/**
* Country code by Rec. ITU-T T.35 Annex A. The value shall be 0xB5.
*/
uint8_t itu_t_t35_country_code;
/**
* Application version in the application defining document in ST-2094
* suite. The value shall be set to 0.
*/
uint8_t application_version;
/**
* The number of processing windows. The value shall be in the range
* of 1 to 3, inclusive.
*/
uint8_t num_windows;
/**
* The color transform parameters for every processing window.
*/
AVHDRPlusColorTransformParams params[3];
/**
* The nominal maximum display luminance of the targeted system display,
* in units of 0.0001 candelas per square metre. The value shall be in
* the range of 0 to 10000, inclusive.
*/
AVRational targeted_system_display_maximum_luminance;
/**
* This flag shall be equal to 0 in bit streams conforming to this version
* of this Specification. The value 1 is reserved for future use.
*/
uint8_t targeted_system_display_actual_peak_luminance_flag;
/**
* The number of rows in the targeted system_display_actual_peak_luminance
* array. The value shall be in the range of 2 to 25, inclusive.
*/
uint8_t num_rows_targeted_system_display_actual_peak_luminance;
/**
* The number of columns in the
* targeted_system_display_actual_peak_luminance array. The value shall be
* in the range of 2 to 25, inclusive.
*/
uint8_t num_cols_targeted_system_display_actual_peak_luminance;
/**
* The normalized actual peak luminance of the targeted system display. The
* values should be in the range of 0 to 1, inclusive and in multiples of
* 1/15.
*/
AVRational targeted_system_display_actual_peak_luminance[25][25];
/**
* This flag shall be equal to 0 in bitstreams conforming to this version of
* this Specification. The value 1 is reserved for future use.
*/
uint8_t mastering_display_actual_peak_luminance_flag;
/**
* The number of rows in the mastering_display_actual_peak_luminance array.
* The value shall be in the range of 2 to 25, inclusive.
*/
uint8_t num_rows_mastering_display_actual_peak_luminance;
/**
* The number of columns in the mastering_display_actual_peak_luminance
* array. The value shall be in the range of 2 to 25, inclusive.
*/
uint8_t num_cols_mastering_display_actual_peak_luminance;
/**
* The normalized actual peak luminance of the mastering display used for
* mastering the image essence. The values should be in the range of 0 to 1,
* inclusive and in multiples of 1/15.
*/
AVRational mastering_display_actual_peak_luminance[25][25];
} AVDynamicHDRPlus;
/**
* Allocate an AVDynamicHDRPlus structure and set its fields to
* default values. The resulting struct can be freed using av_freep().
*
* @return An AVDynamicHDRPlus filled with default values or NULL
* on failure.
*/
AVDynamicHDRPlus *av_dynamic_hdr_plus_alloc(size_t *size);
/**
* Allocate a complete AVDynamicHDRPlus and add it to the frame.
* @param frame The frame which side data is added to.
*
* @return The AVDynamicHDRPlus structure to be filled by caller or NULL
* on failure.
*/
AVDynamicHDRPlus *av_dynamic_hdr_plus_create_side_data(AVFrame *frame);
#endif /* AVUTIL_HDR_DYNAMIC_METADATA_H */

View file

@ -542,6 +542,21 @@ union unaligned_16 { uint16_t l; } __attribute__((packed)) av_alias;
# define AV_WN64A(p, v) AV_WNA(64, p, v)
#endif
#if AV_HAVE_BIGENDIAN
# define AV_RLA(s, p) av_bswap##s(AV_RN##s##A(p))
# define AV_WLA(s, p, v) AV_WN##s##A(p, av_bswap##s(v))
#else
# define AV_RLA(s, p) AV_RN##s##A(p)
# define AV_WLA(s, p, v) AV_WN##s##A(p, v)
#endif
#ifndef AV_RL64A
# define AV_RL64A(p) AV_RLA(64, p)
#endif
#ifndef AV_WL64A
# define AV_WL64A(p, v) AV_WLA(64, p, v)
#endif
/*
* The AV_COPYxxU macros are suitable for copying data to/from unaligned
* memory locations.

View file

@ -24,6 +24,12 @@
#include <stdint.h>
/**
* Context structure for the Lagged Fibonacci PRNG.
* The exact layout, types and content of this struct may change and should
* not be accessed directly. Only its sizeof() is guranteed to stay the same
* to allow easy instanciation.
*/
typedef struct AVLFG {
unsigned int state[64];
int index;
@ -45,8 +51,9 @@ int av_lfg_init_from_data(AVLFG *c, const uint8_t *data, unsigned int length);
* it may be good enough and faster for your specific use case.
*/
static inline unsigned int av_lfg_get(AVLFG *c){
c->state[c->index & 63] = c->state[(c->index-24) & 63] + c->state[(c->index-55) & 63];
return c->state[c->index++ & 63];
unsigned a = c->state[c->index & 63] = c->state[(c->index-24) & 63] + c->state[(c->index-55) & 63];
c->index += 1U;
return a;
}
/**
@ -57,7 +64,9 @@ static inline unsigned int av_lfg_get(AVLFG *c){
static inline unsigned int av_mlfg_get(AVLFG *c){
unsigned int a= c->state[(c->index-55) & 63];
unsigned int b= c->state[(c->index-24) & 63];
return c->state[c->index++ & 63] = 2*a*b+a+b;
a = c->state[c->index & 63] = 2*a*b+a+b;
c->index += 1U;
return a;
}
/**

View file

@ -339,7 +339,7 @@ av_alloc_size(2, 3) void *av_realloc_array(void *ptr, size_t nmemb, size_t size)
* @warning Unlike av_malloc(), the allocated memory is not guaranteed to be
* correctly aligned.
*/
av_alloc_size(2, 3) int av_reallocp_array(void *ptr, size_t nmemb, size_t size);
int av_reallocp_array(void *ptr, size_t nmemb, size_t size);
/**
* Reallocate the given buffer if it is not large enough, otherwise do nothing.
@ -363,10 +363,10 @@ av_alloc_size(2, 3) int av_reallocp_array(void *ptr, size_t nmemb, size_t size);
* @endcode
*
* @param[in,out] ptr Already allocated buffer, or `NULL`
* @param[in,out] size Pointer to current size of buffer `ptr`. `*size` is
* changed to `min_size` in case of success or 0 in
* case of failure
* @param[in] min_size New size of buffer `ptr`
* @param[in,out] size Pointer to the size of buffer `ptr`. `*size` is
* updated to the new allocated size, in particular 0
* in case of failure.
* @param[in] min_size Desired minimal size of buffer `ptr`
* @return `ptr` if the buffer is large enough, a pointer to newly reallocated
* buffer if the buffer was not large enough, or `NULL` in case of
* error
@ -397,10 +397,10 @@ void *av_fast_realloc(void *ptr, unsigned int *size, size_t min_size);
* @param[in,out] ptr Pointer to pointer to an already allocated buffer.
* `*ptr` will be overwritten with pointer to new
* buffer on success or `NULL` on failure
* @param[in,out] size Pointer to current size of buffer `*ptr`. `*size` is
* changed to `min_size` in case of success or 0 in
* case of failure
* @param[in] min_size New size of buffer `*ptr`
* @param[in,out] size Pointer to the size of buffer `*ptr`. `*size` is
* updated to the new allocated size, in particular 0
* in case of failure.
* @param[in] min_size Desired minimal size of buffer `*ptr`
* @see av_realloc()
* @see av_fast_mallocz()
*/
@ -418,10 +418,10 @@ void av_fast_malloc(void *ptr, unsigned int *size, size_t min_size);
* @param[in,out] ptr Pointer to pointer to an already allocated buffer.
* `*ptr` will be overwritten with pointer to new
* buffer on success or `NULL` on failure
* @param[in,out] size Pointer to current size of buffer `*ptr`. `*size` is
* changed to `min_size` in case of success or 0 in
* case of failure
* @param[in] min_size New size of buffer `*ptr`
* @param[in,out] size Pointer to the size of buffer `*ptr`. `*size` is
* updated to the new allocated size, in particular 0
* in case of failure.
* @param[in] min_size Desired minimal size of buffer `*ptr`
* @see av_fast_malloc()
*/
void av_fast_mallocz(void *ptr, unsigned int *size, size_t min_size);

View file

@ -340,6 +340,14 @@ enum AVPixelFormat {
AV_PIX_FMT_GRAYF32BE, ///< IEEE-754 single precision Y, 32bpp, big-endian
AV_PIX_FMT_GRAYF32LE, ///< IEEE-754 single precision Y, 32bpp, little-endian
AV_PIX_FMT_YUVA422P12BE, ///< planar YUV 4:2:2,24bpp, (1 Cr & Cb sample per 2x1 Y samples), 12b alpha, big-endian
AV_PIX_FMT_YUVA422P12LE, ///< planar YUV 4:2:2,24bpp, (1 Cr & Cb sample per 2x1 Y samples), 12b alpha, little-endian
AV_PIX_FMT_YUVA444P12BE, ///< planar YUV 4:4:4,36bpp, (1 Cr & Cb sample per 1x1 Y samples), 12b alpha, big-endian
AV_PIX_FMT_YUVA444P12LE, ///< planar YUV 4:4:4,36bpp, (1 Cr & Cb sample per 1x1 Y samples), 12b alpha, little-endian
AV_PIX_FMT_NV24, ///< planar YUV 4:4:4, 24bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (first byte U and the following byte V)
AV_PIX_FMT_NV42, ///< as above, but U and V bytes are swapped
AV_PIX_FMT_NB ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
};
@ -416,6 +424,8 @@ enum AVPixelFormat {
#define AV_PIX_FMT_YUVA420P10 AV_PIX_FMT_NE(YUVA420P10BE, YUVA420P10LE)
#define AV_PIX_FMT_YUVA422P10 AV_PIX_FMT_NE(YUVA422P10BE, YUVA422P10LE)
#define AV_PIX_FMT_YUVA444P10 AV_PIX_FMT_NE(YUVA444P10BE, YUVA444P10LE)
#define AV_PIX_FMT_YUVA422P12 AV_PIX_FMT_NE(YUVA422P12BE, YUVA422P12LE)
#define AV_PIX_FMT_YUVA444P12 AV_PIX_FMT_NE(YUVA444P12BE, YUVA444P12LE)
#define AV_PIX_FMT_YUVA420P16 AV_PIX_FMT_NE(YUVA420P16BE, YUVA420P16LE)
#define AV_PIX_FMT_YUVA422P16 AV_PIX_FMT_NE(YUVA422P16BE, YUVA422P16LE)
#define AV_PIX_FMT_YUVA444P16 AV_PIX_FMT_NE(YUVA444P16BE, YUVA444P16LE)

View file

@ -0,0 +1,81 @@
/*
* This file is part of FFmpeg.
*
* 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.
*
* 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVUTIL_TX_H
#define AVUTIL_TX_H
#include <stdint.h>
#include <stddef.h>
typedef struct AVTXContext AVTXContext;
typedef struct AVComplexFloat {
float re, im;
} AVComplexFloat;
enum AVTXType {
/**
* Standard complex to complex FFT with sample data type AVComplexFloat.
* Scaling currently unsupported
*/
AV_TX_FLOAT_FFT = 0,
/**
* Standard MDCT with sample data type of float and a scale type of
* float. Length is the frame size, not the window size (which is 2x frame)
*/
AV_TX_FLOAT_MDCT = 1,
};
/**
* Function pointer to a function to perform the transform.
*
* @note Using a different context than the one allocated during av_tx_init()
* is not allowed.
*
* @param s the transform context
* @param out the output array
* @param in the input array
* @param stride the input or output stride (depending on transform direction)
* in bytes, currently implemented for all MDCT transforms
*/
typedef void (*av_tx_fn)(AVTXContext *s, void *out, void *in, ptrdiff_t stride);
/**
* Initialize a transform context with the given configuration
* Currently power of two lengths from 4 to 131072 are supported, along with
* any length decomposable to a power of two and either 3, 5 or 15.
*
* @param ctx the context to allocate, will be NULL on error
* @param tx pointer to the transform function pointer to set
* @param type type the type of transform
* @param inv whether to do an inverse or a forward transform
* @param len the size of the transform in samples
* @param scale pointer to the value to scale the output if supported by type
* @param flags currently unused
*
* @return 0 on success, negative error code on failure
*/
int av_tx_init(AVTXContext **ctx, av_tx_fn *tx, enum AVTXType type,
int inv, int len, const void *scale, uint64_t flags);
/**
* Frees a context and sets ctx to NULL, does nothing when ctx == NULL
*/
void av_tx_uninit(AVTXContext **ctx);
#endif /* AVUTIL_TX_H */

View file

@ -79,7 +79,7 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 56
#define LIBAVUTIL_VERSION_MINOR 22
#define LIBAVUTIL_VERSION_MINOR 31
#define LIBAVUTIL_VERSION_MICRO 100
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \

View file

@ -29,7 +29,7 @@
#include "libavutil/avutil.h"
#define LIBSWRESAMPLE_VERSION_MAJOR 3
#define LIBSWRESAMPLE_VERSION_MINOR 3
#define LIBSWRESAMPLE_VERSION_MINOR 5
#define LIBSWRESAMPLE_VERSION_MICRO 100
#define LIBSWRESAMPLE_VERSION_INT AV_VERSION_INT(LIBSWRESAMPLE_VERSION_MAJOR, \

View file

@ -27,7 +27,7 @@
#include "libavutil/version.h"
#define LIBSWSCALE_VERSION_MAJOR 5
#define LIBSWSCALE_VERSION_MINOR 3
#define LIBSWSCALE_VERSION_MINOR 5
#define LIBSWSCALE_VERSION_MICRO 100
#define LIBSWSCALE_VERSION_INT AV_VERSION_INT(LIBSWSCALE_VERSION_MAJOR, \