Header file for FFmpegUtilities. More...

#include "OpenShotVersion.h"
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libavutil/display.h>
#include <libswscale/swscale.h>
#include <libavresample/avresample.h>
#include <libavutil/mathematics.h>
#include <libavutil/pixfmt.h>
#include <libavutil/pixdesc.h>
#include <libavcodec/opt.h>
#include <libavutil/spherical.h>
#include "libavutil/imgutils.h"

Macros
#define	ALLOC_CODEC_CTX(ctx, codec, stream)
#define	AUDIO_PACKET_ENCODING_SIZE 768000
#define	AV_ALLOCATE_FRAME()
#define	AV_ALLOCATE_IMAGE(av_frame, pix_fmt, width, height)
#define	AV_COPY_PARAMS_FROM_CONTEXT(av_stream, av_codec)
#define	AV_COPY_PICTURE_DATA(av_frame, buffer, pix_fmt, width, height)
#define	av_err2str(errnum)
#define	AV_ERROR_MAX_STRING_SIZE 64
#define	AV_FILENAME filename
#define	AV_FIND_DECODER_CODEC_ID(av_stream)
#define	AV_FREE_CONTEXT(av_context)
#define	AV_FREE_FRAME(av_frame)
#define	AV_FREE_PACKET(av_packet)
#define	AV_GET_CODEC_ATTRIBUTES(av_stream, av_context)
#define	AV_GET_CODEC_CONTEXT(av_stream, av_codec)
#define	AV_GET_CODEC_FROM_STREAM(av_stream, codec_in)
#define	AV_GET_CODEC_PAR_CONTEXT(av_stream, av_codec)
#define	AV_GET_CODEC_PIXEL_FORMAT(av_stream, av_context)
#define	AV_GET_CODEC_TYPE(av_stream)
#define	AV_GET_IMAGE_SIZE(pix_fmt, width, height)
#define	AV_GET_SAMPLE_FORMAT(av_stream, av_context)
#define	AV_OPTION_FIND(priv_data, name)
#define	AV_OPTION_SET(av_stream, priv_data, name, value, avcodec)
#define	AV_OUTPUT_CONTEXT(output_context, path)
#define	AV_REGISTER_ALL av_register_all();
#define	AV_RESET_FRAME(av_frame)
#define	AV_SET_FILENAME(oc, f)
#define	AVCODEC_MAX_AUDIO_FRAME_SIZE 192000
#define	AVCODEC_REGISTER_ALL avcodec_register_all();
#define	HAVE_CH_LAYOUT (LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(57, 28, 100))
#define	INT64_C(c)
#define	IS_FFMPEG_3_2 (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 64, 101))
#define	MY_INPUT_BUFFER_PADDING_SIZE FF_INPUT_BUFFER_PADDING_SIZE
#define	PIX_FMT_NONE AV_PIX_FMT_NONE
#define	PIX_FMT_RGB24 AV_PIX_FMT_RGB24
#define	PIX_FMT_RGBA AV_PIX_FMT_RGBA
#define	PIX_FMT_YUV420P AV_PIX_FMT_YUV420P
#define	PIX_FMT_YUV444P AV_PIX_FMT_YUV444P
#define	PixelFormat AVPixelFormat
#define	SWR_ALLOC()
#define	SWR_CLOSE(ctx)
#define	SWR_CONVERT(ctx, out, linesize, out_count, in, linesize2, in_count)
#define	SWR_FREE(ctx)
#define	SWR_INIT(ctx)
#define	SWRCONTEXT AVAudioResampleContext
#define	UINT64_C(c)
#define	USE_HW_ACCEL (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 107, 100))
#define	USE_SW FFMPEG_USE_SWRESAMPLE

Detailed Description

Header file for FFmpegUtilities.

Author: Jonathan Thomas jonat.nosp@m.han@.nosp@m.opens.nosp@m.hot..nosp@m.org

License

Definition in file FFmpegUtilities.h.

Macro Definition Documentation

◆ ALLOC_CODEC_CTX

#define ALLOC_CODEC_CTX	(	ctx,
		codec,
		stream )

Value:

ctx = avcodec_alloc_context3(codec);

codec

Definition FFmpegWriter.cpp:1464

Definition at line 231 of file FFmpegUtilities.h.

◆ AUDIO_PACKET_ENCODING_SIZE

#define AUDIO_PACKET_ENCODING_SIZE 768000

Definition at line 90 of file FFmpegUtilities.h.

◆ AV_ALLOCATE_FRAME

#define AV_ALLOCATE_FRAME ( )

Value:

av_frame_alloc()

Definition at line 203 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ResampleMappedAudio().

◆ AV_ALLOCATE_IMAGE

#define AV_ALLOCATE_IMAGE	(	av_frame,
		pix_fmt,
		width,
		height )

Value:

av_image_alloc(av_frame->data, av_frame->linesize, width, height, pix_fmt, 32)

Definition at line 204 of file FFmpegUtilities.h.

◆ AV_COPY_PARAMS_FROM_CONTEXT

#define AV_COPY_PARAMS_FROM_CONTEXT	(		av_stream,
			av_codec )

Value:

avcodec_parameters_from_context(av_stream->codecpar, av_codec);

Definition at line 233 of file FFmpegUtilities.h.

◆ AV_COPY_PICTURE_DATA

#define AV_COPY_PICTURE_DATA	(	av_frame,
		buffer,
		pix_fmt,
		width,
		height )

Value:

av_image_fill_arrays(av_frame->data, av_frame->linesize, buffer, pix_fmt, width, height, 1)

Definition at line 223 of file FFmpegUtilities.h.

◆ av_err2str

#define av_err2str ( errnum )

Value:

av_err2string(errnum).c_str()

Definition at line 103 of file FFmpegUtilities.h.

◆ AV_ERROR_MAX_STRING_SIZE

#define AV_ERROR_MAX_STRING_SIZE 64

Definition at line 86 of file FFmpegUtilities.h.

◆ AV_FILENAME

#define AV_FILENAME filename

Definition at line 200 of file FFmpegUtilities.h.

◆ AV_FIND_DECODER_CODEC_ID

#define AV_FIND_DECODER_CODEC_ID ( av_stream )

Value:

av_stream->codecpar->codec_id

Definition at line 211 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::Open().

◆ AV_FREE_CONTEXT

#define AV_FREE_CONTEXT ( av_context )

Value:

avcodec_free_context(&av_context)

Definition at line 209 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::Close(), and openshot::FFmpegReader::Open().

◆ AV_FREE_FRAME

#define AV_FREE_FRAME ( av_frame )

Value:

av_frame_free(av_frame)

Definition at line 207 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::Close(), and openshot::FrameMapper::ResampleMappedAudio().

◆ AV_FREE_PACKET

#define AV_FREE_PACKET ( av_packet )

Value:

av_packet_unref(av_packet)

Definition at line 208 of file FFmpegUtilities.h.

◆ AV_GET_CODEC_ATTRIBUTES

#define AV_GET_CODEC_ATTRIBUTES	(		av_stream,
			av_context )

Value:

av_stream->codecpar

Definition at line 218 of file FFmpegUtilities.h.

◆ AV_GET_CODEC_CONTEXT

#define AV_GET_CODEC_CONTEXT	(		av_stream,
			av_codec )

Value:

            ({ AVCodecContext *context = avcodec_alloc_context3(av_codec); \
               avcodec_parameters_to_context(context, av_stream->codecpar); \
               context; })

Definition at line 212 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::Open().

◆ AV_GET_CODEC_FROM_STREAM

#define AV_GET_CODEC_FROM_STREAM	(		av_stream,
			codec_in )

Definition at line 217 of file FFmpegUtilities.h.

◆ AV_GET_CODEC_PAR_CONTEXT

#define AV_GET_CODEC_PAR_CONTEXT	(		av_stream,
			av_codec )

Value:

av_codec;

Definition at line 216 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegWriter::SetOption().

◆ AV_GET_CODEC_PIXEL_FORMAT

#define AV_GET_CODEC_PIXEL_FORMAT	(		av_stream,
			av_context )

Value:

(AVPixelFormat) av_stream->codecpar->format

Definition at line 219 of file FFmpegUtilities.h.

◆ AV_GET_CODEC_TYPE

#define AV_GET_CODEC_TYPE ( av_stream )

Value:

av_stream->codecpar->codec_type

Definition at line 210 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::Open().

◆ AV_GET_IMAGE_SIZE

#define AV_GET_IMAGE_SIZE	(	pix_fmt,
		width,
		height )

Value:

av_image_get_buffer_size(pix_fmt, width, height, 1)

Definition at line 222 of file FFmpegUtilities.h.

◆ AV_GET_SAMPLE_FORMAT

#define AV_GET_SAMPLE_FORMAT	(		av_stream,
			av_context )

Value:

av_stream->codecpar->format

Definition at line 221 of file FFmpegUtilities.h.

◆ AV_OPTION_FIND

#define AV_OPTION_FIND	(		priv_data,
			name )

Value:

av_opt_find(priv_data, name, NULL, 0, 0)

Definition at line 227 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegWriter::SetOption().

◆ AV_OPTION_SET

#define AV_OPTION_SET	(	av_stream,
		priv_data,
		name,
		value,
		avcodec )

Value:

av_opt_set(priv_data, name, value, 0); \

avcodec_parameters_from_context(av_stream->codecpar, avcodec);

Definition at line 228 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegWriter::SetOption().

◆ AV_OUTPUT_CONTEXT

#define AV_OUTPUT_CONTEXT	(		output_context,
			path )

Value:

avformat_alloc_output_context2( output_context, NULL, NULL, path)

path

Definition FFmpegWriter.cpp:1468

Definition at line 225 of file FFmpegUtilities.h.

◆ AV_REGISTER_ALL

#define AV_REGISTER_ALL av_register_all();

Definition at line 198 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::FFmpegReader(), openshot::FFmpegWriter::FFmpegWriter(), and openshot::FFmpegWriter::IsValidCodec().

◆ AV_RESET_FRAME

#define AV_RESET_FRAME ( av_frame )

Value:

av_frame_unref(av_frame)

Definition at line 206 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ResampleMappedAudio().

◆ AV_SET_FILENAME

#define AV_SET_FILENAME	(		oc,
			f )

Value:

snprintf(oc->AV_FILENAME, sizeof(oc->AV_FILENAME), "%s", f)

Definition at line 201 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegWriter::WriteHeader().

◆ AVCODEC_MAX_AUDIO_FRAME_SIZE

#define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000

Definition at line 83 of file FFmpegUtilities.h.

◆ AVCODEC_REGISTER_ALL

#define AVCODEC_REGISTER_ALL avcodec_register_all();

Definition at line 199 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegReader::FFmpegReader().

◆ HAVE_CH_LAYOUT

#define HAVE_CH_LAYOUT (LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(57, 28, 100))

Definition at line 36 of file FFmpegUtilities.h.

◆ INT64_C

#define INT64_C ( c )

Value:

(c ## LL)

Definition at line 20 of file FFmpegUtilities.h.

◆ IS_FFMPEG_3_2

#define IS_FFMPEG_3_2 (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 64, 101))

Definition at line 25 of file FFmpegUtilities.h.

◆ MY_INPUT_BUFFER_PADDING_SIZE

#define MY_INPUT_BUFFER_PADDING_SIZE FF_INPUT_BUFFER_PADDING_SIZE

Definition at line 202 of file FFmpegUtilities.h.

◆ PIX_FMT_NONE

#define PIX_FMT_NONE AV_PIX_FMT_NONE

Definition at line 113 of file FFmpegUtilities.h.

◆ PIX_FMT_RGB24

#define PIX_FMT_RGB24 AV_PIX_FMT_RGB24

Definition at line 116 of file FFmpegUtilities.h.

◆ PIX_FMT_RGBA

#define PIX_FMT_RGBA AV_PIX_FMT_RGBA

Definition at line 110 of file FFmpegUtilities.h.

◆ PIX_FMT_YUV420P

#define PIX_FMT_YUV420P AV_PIX_FMT_YUV420P

Definition at line 119 of file FFmpegUtilities.h.

◆ PIX_FMT_YUV444P

#define PIX_FMT_YUV444P AV_PIX_FMT_YUV444P

Definition at line 122 of file FFmpegUtilities.h.

Referenced by openshot::FFmpegWriter::SetOption().

◆ PixelFormat

#define PixelFormat AVPixelFormat

Definition at line 107 of file FFmpegUtilities.h.

◆ SWR_ALLOC

#define SWR_ALLOC ( )

Value:

avresample_alloc_context()

Definition at line 151 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ResampleMappedAudio().

◆ SWR_CLOSE

#define SWR_CLOSE ( ctx )

Value:

avresample_close(ctx)

Definition at line 152 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ChangeMapping(), openshot::FFmpegReader::Close(), openshot::FrameMapper::Close(), and openshot::FrameMapper::GetFrame().

◆ SWR_CONVERT

#define SWR_CONVERT	(	ctx,
		out,
		linesize,
		out_count,
		in,
		linesize2,
		in_count )

Value:

avresample_convert(ctx, out, linesize, out_count, (uint8_t **)in, linesize2, in_count)

Definition at line 149 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ResampleMappedAudio().

◆ SWR_FREE

#define SWR_FREE ( ctx )

Value:

avresample_free(ctx)

Definition at line 153 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ChangeMapping(), openshot::FFmpegReader::Close(), openshot::FrameMapper::Close(), and openshot::FrameMapper::GetFrame().

◆ SWR_INIT

#define SWR_INIT ( ctx )

Value:

avresample_open(ctx)

Definition at line 154 of file FFmpegUtilities.h.

Referenced by openshot::FrameMapper::ResampleMappedAudio().

◆ SWRCONTEXT

#define SWRCONTEXT AVAudioResampleContext

Definition at line 155 of file FFmpegUtilities.h.

◆ UINT64_C

#define UINT64_C ( c )

Value:

(c ## ULL)

Definition at line 21 of file FFmpegUtilities.h.

◆ USE_HW_ACCEL

#define USE_HW_ACCEL (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 107, 100))

Definition at line 29 of file FFmpegUtilities.h.

◆ USE_SW

#define USE_SW FFMPEG_USE_SWRESAMPLE

Definition at line 33 of file FFmpegUtilities.h.

Macros

Detailed Description

Macro Definition Documentation

◆ ALLOC_CODEC_CTX

◆ AUDIO_PACKET_ENCODING_SIZE

◆ AV_ALLOCATE_FRAME

◆ AV_ALLOCATE_IMAGE

◆ AV_COPY_PARAMS_FROM_CONTEXT

◆ AV_COPY_PICTURE_DATA

◆ av_err2str

◆ AV_ERROR_MAX_STRING_SIZE

◆ AV_FILENAME

◆ AV_FIND_DECODER_CODEC_ID

◆ AV_FREE_CONTEXT

◆ AV_FREE_FRAME

◆ AV_FREE_PACKET

◆ AV_GET_CODEC_ATTRIBUTES

◆ AV_GET_CODEC_CONTEXT

◆ AV_GET_CODEC_FROM_STREAM

◆ AV_GET_CODEC_PAR_CONTEXT

◆ AV_GET_CODEC_PIXEL_FORMAT

◆ AV_GET_CODEC_TYPE

◆ AV_GET_IMAGE_SIZE

◆ AV_GET_SAMPLE_FORMAT

◆ AV_OPTION_FIND

◆ AV_OPTION_SET

◆ AV_OUTPUT_CONTEXT

◆ AV_REGISTER_ALL

◆ AV_RESET_FRAME

◆ AV_SET_FILENAME

◆ AVCODEC_MAX_AUDIO_FRAME_SIZE

◆ AVCODEC_REGISTER_ALL

◆ HAVE_CH_LAYOUT

◆ INT64_C

◆ IS_FFMPEG_3_2

◆ MY_INPUT_BUFFER_PADDING_SIZE

◆ PIX_FMT_NONE

◆ PIX_FMT_RGB24

◆ PIX_FMT_RGBA

◆ PIX_FMT_YUV420P

◆ PIX_FMT_YUV444P

◆ PixelFormat

◆ SWR_ALLOC

◆ SWR_CLOSE

◆ SWR_CONVERT

◆ SWR_FREE

◆ SWR_INIT

◆ SWRCONTEXT

◆ UINT64_C

◆ USE_HW_ACCEL

◆ USE_SW