#include "libavutil/mem.h"
#include "libavutil/mem_internal.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "encode.h"
#include "profiles.h"
#include "proresdata.h"
#include "put_bits.h"
#include "bytestream.h"
#include "fdctdsp.h"

Data Structures
struct	ProresContext

Macros
#define	DEFAULT_SLICE_MB_WIDTH 8

#define	GET_SIGN(x) ((x) >> 31)

#define	MAKE_CODE(x) (((x) * 2) ^ GET_SIGN(x))

#define	OFFSET(x) offsetof(ProresContext, x)

#define	VE AV_OPT_FLAG_VIDEO_PARAM \| AV_OPT_FLAG_ENCODING_PARAM

Functions
static int	int_from_list_or_default (void ctx, const char val_name, int val, const int *array_valid_values, int default_value)
	Check if a value is in the list. More...

static void	encode_vlc_codeword (PutBitContext *pb, unsigned codebook, int val)

static void	encode_dcs (PutBitContext pb, int16_t blocks, int blocks_per_slice, int scale)

static void	encode_acs (PutBitContext pb, int16_t blocks, int blocks_per_slice, int qmat, const uint8_t scan)

static void	get (const uint8_t pixels, int stride, int16_t block)

static void	fdct_get (FDCTDSPContext fdsp, const uint8_t pixels, int stride, int16_t *block)

static void	calc_plane_dct (FDCTDSPContext fdsp, const uint8_t src, int16_t *blocks, int src_stride, int mb_count, int chroma, int is_422)

static int	encode_slice_plane (int16_t blocks, int mb_count, uint8_t buf, unsigned buf_size, int qmat, int sub_sample_chroma, const uint8_t scan)

static av_always_inline unsigned	encode_slice_data (AVCodecContext avctx, int16_t blocks_y, int16_t blocks_u, int16_t blocks_v, unsigned mb_count, uint8_t buf, unsigned data_size, unsigned y_data_size, unsigned u_data_size, unsigned v_data_size, int qp)

static void	put_alpha_diff (PutBitContext *pb, int cur, int prev)

static void	put_alpha_run (PutBitContext *pb, int run)

static av_always_inline int	encode_alpha_slice_data (AVCodecContext avctx, int8_t src_a, unsigned mb_count, uint8_t buf, unsigned data_size, unsigned a_data_size)

static void	subimage_with_fill_template (const uint16_t src, unsigned x, unsigned y, unsigned stride, unsigned width, unsigned height, uint16_t dst, unsigned dst_width, unsigned dst_height, int is_alpha_plane, int is_interlaced, int is_top_field)

static void	subimage_with_fill (const uint16_t src, unsigned x, unsigned y, unsigned stride, unsigned width, unsigned height, uint16_t dst, unsigned dst_width, unsigned dst_height, int is_interlaced, int is_top_field)

static void	subimage_alpha_with_fill (const uint16_t src, unsigned x, unsigned y, unsigned stride, unsigned width, unsigned height, uint16_t dst, unsigned dst_width, unsigned dst_height, int is_interlaced, int is_top_field)

static int	encode_slice (AVCodecContext avctx, const AVFrame pic, int mb_x, int mb_y, unsigned mb_count, uint8_t buf, unsigned data_size, int unsafe, int qp, int is_interlaced, int is_top_field)

static int	prores_encode_picture (AVCodecContext avctx, const AVFrame pic, uint8_t *buf, const int buf_size, const int picture_index, const int is_top_field)

static int	prores_encode_frame (AVCodecContext avctx, AVPacket pkt, const AVFrame pict, int got_packet)

static void	scale_mat (const uint8_t src, int dst, int scale)

static av_cold int	prores_encode_init (AVCodecContext *avctx)

static av_cold int	prores_encode_close (AVCodecContext *avctx)

Variables
static const AVProfile	profiles []

static const int	qp_start_table [] = { 8, 3, 2, 1, 1, 1}

static const int	qp_end_table [] = { 13, 9, 6, 6, 5, 4}

static const int	bitrate_table [] = { 1000, 2100, 3500, 5400, 7000, 10000}

static const int	valid_primaries []

static const int	valid_trc []

static const int	valid_colorspace []

static const uint8_t	QMAT_LUMA [6][64]

static const uint8_t	QMAT_CHROMA [6][64]

static const AVOption	options []

static const AVClass	prores_enc_class

static enum AVPixelFormat	pix_fmts []

const FFCodec	ff_prores_aw_encoder

const FFCodec	ff_prores_encoder

Detailed Description

Apple ProRes encoder (Anatoliy Wasserman version) Known FOURCCs: 'ap4h' (444), 'apch' (HQ), 'apcn' (422), 'apcs' (LT), 'acpo' (Proxy)

Definition in file proresenc_anatoliy.c.

Macro Definition Documentation

◆ DEFAULT_SLICE_MB_WIDTH

#define DEFAULT_SLICE_MB_WIDTH 8

Definition at line 42 of file proresenc_anatoliy.c.

◆ GET_SIGN

#define GET_SIGN ( x ) ((x) >> 31)

Definition at line 259 of file proresenc_anatoliy.c.

◆ MAKE_CODE

#define MAKE_CODE ( x ) (((x) * 2) ^ GET_SIGN(x))

Definition at line 260 of file proresenc_anatoliy.c.

◆ OFFSET

#define OFFSET ( x ) offsetof(ProresContext, x)

Definition at line 931 of file proresenc_anatoliy.c.

◆ VE

#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Definition at line 932 of file proresenc_anatoliy.c.

Function Documentation

◆ int_from_list_or_default()

static int int_from_list_or_default	(	void *	ctx,
		const char *	val_name,
		int	val,
		const int *	array_valid_values,
		int	default_value
	)

static

Check if a value is in the list.

If not, return the default value

Parameters

ctx	Context for the log msg
val_name	Name of the checked value, for log msg
array_valid_values	Array of valid int, ended with INT_MAX
default_value	Value return if checked value is not in the array

Returns: Value or default_value.

Definition at line 210 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame().

◆ encode_vlc_codeword()

static void encode_vlc_codeword	(	PutBitContext *	pb,
		unsigned	codebook,
		int	val
	)

static

Definition at line 230 of file proresenc_anatoliy.c.

Referenced by encode_acs(), and encode_dcs().

◆ encode_dcs()

static void encode_dcs	(	PutBitContext *	pb,
		int16_t *	blocks,
		int	blocks_per_slice,
		int	scale
	)

static

Definition at line 262 of file proresenc_anatoliy.c.

Referenced by encode_slice_plane().

◆ encode_acs()

static void encode_acs	(	PutBitContext *	pb,
		int16_t *	blocks,
		int	blocks_per_slice,
		int *	qmat,
		const uint8_t *	scan
	)

static

Definition at line 286 of file proresenc_anatoliy.c.

Referenced by encode_slice_plane().

◆ get()

static void get	(	const uint8_t *	pixels,
		int	stride,
		int16_t *	block
	)

static

Definition at line 317 of file proresenc_anatoliy.c.

Referenced by decode_str(), fdct_get(), and ff_framesync_get_frame().

◆ fdct_get()

static void fdct_get	(	FDCTDSPContext *	fdsp,
		const uint8_t *	pixels,
		int	stride,
		int16_t *	block
	)

static

Definition at line 329 of file proresenc_anatoliy.c.

Referenced by calc_plane_dct().

◆ calc_plane_dct()

static void calc_plane_dct	(	FDCTDSPContext *	fdsp,
		const uint8_t *	src,
		int16_t *	blocks,
		int	src_stride,
		int	mb_count,
		int	chroma,
		int	is_422
	)

static

Definition at line 335 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ encode_slice_plane()

static int encode_slice_plane	(	int16_t *	blocks,
		int	mb_count,
		uint8_t *	buf,
		unsigned	buf_size,
		int *	qmat,
		int	sub_sample_chroma,
		const uint8_t *	scan
	)

static

Definition at line 372 of file proresenc_anatoliy.c.

Referenced by encode_slice_data().

◆ encode_slice_data()

static av_always_inline unsigned encode_slice_data	(	AVCodecContext *	avctx,
		int16_t *	blocks_y,
		int16_t *	blocks_u,
		int16_t *	blocks_v,
		unsigned	mb_count,
		uint8_t *	buf,
		unsigned	data_size,
		unsigned *	y_data_size,
		unsigned *	u_data_size,
		unsigned *	v_data_size,
		int	qp
	)

static

Definition at line 388 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ put_alpha_diff()

static void put_alpha_diff	(	PutBitContext *	pb,
		int	cur,
		int	prev
	)

static

Definition at line 411 of file proresenc_anatoliy.c.

Referenced by encode_alpha_slice_data().

◆ put_alpha_run()

static void put_alpha_run	(	PutBitContext *	pb,
		int	run
	)

inlinestatic

Definition at line 431 of file proresenc_anatoliy.c.

Referenced by encode_alpha_slice_data().

◆ encode_alpha_slice_data()

static av_always_inline int encode_alpha_slice_data	(	AVCodecContext *	avctx,
		int8_t *	src_a,
		unsigned	mb_count,
		uint8_t *	buf,
		unsigned	data_size,
		unsigned *	a_data_size
	)

static

Definition at line 444 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ subimage_with_fill_template()

static void subimage_with_fill_template	(	const uint16_t *	src,
		unsigned	x,
		unsigned	y,
		unsigned	stride,
		unsigned	width,
		unsigned	height,
		uint16_t *	dst,
		unsigned	dst_width,
		unsigned	dst_height,
		int	is_alpha_plane,
		int	is_interlaced,
		int	is_top_field
	)

inlinestatic

Definition at line 484 of file proresenc_anatoliy.c.

Referenced by subimage_alpha_with_fill(), and subimage_with_fill().

◆ subimage_with_fill()

static void subimage_with_fill	(	const uint16_t *	src,
		unsigned	x,
		unsigned	y,
		unsigned	stride,
		unsigned	width,
		unsigned	height,
		uint16_t *	dst,
		unsigned	dst_width,
		unsigned	dst_height,
		int	is_interlaced,
		int	is_top_field
	)

static

Definition at line 532 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ subimage_alpha_with_fill()

static void subimage_alpha_with_fill	(	const uint16_t *	src,
		unsigned	x,
		unsigned	y,
		unsigned	stride,
		unsigned	width,
		unsigned	height,
		uint16_t *	dst,
		unsigned	dst_width,
		unsigned	dst_height,
		int	is_interlaced,
		int	is_top_field
	)

static

Definition at line 540 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ encode_slice()

static int encode_slice	(	AVCodecContext *	avctx,
		const AVFrame *	pic,
		int	mb_x,
		int	mb_y,
		unsigned	mb_count,
		uint8_t *	buf,
		unsigned	data_size,
		int	unsafe,
		int *	qp,
		int	is_interlaced,
		int	is_top_field
	)

static

Definition at line 547 of file proresenc_anatoliy.c.

Referenced by prores_encode_picture().

◆ prores_encode_picture()

static int prores_encode_picture	(	AVCodecContext *	avctx,
		const AVFrame *	pic,
		uint8_t *	buf,
		const int	buf_size,
		const int	picture_index,
		const int	is_top_field
	)

static

Definition at line 665 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame().

◆ prores_encode_frame()

static int prores_encode_frame	(	AVCodecContext *	avctx,
		AVPacket *	pkt,
		const AVFrame *	pict,
		int *	got_packet
	)

static

Definition at line 729 of file proresenc_anatoliy.c.

◆ scale_mat()

static void scale_mat	(	const uint8_t *	src,
		int *	dst,
		int	scale
	)

static

Definition at line 809 of file proresenc_anatoliy.c.

Referenced by prores_encode_init().

◆ prores_encode_init()

static av_cold int prores_encode_init ( AVCodecContext * avctx )

static

Definition at line 816 of file proresenc_anatoliy.c.

◆ prores_encode_close()

static av_cold int prores_encode_close ( AVCodecContext * avctx )

static

Definition at line 922 of file proresenc_anatoliy.c.

Variable Documentation

◆ profiles

const AVProfile profiles[]

static

Initial value:

= {
    { AV_PROFILE_PRORES_PROXY,    "apco"},
    { AV_PROFILE_PRORES_LT,       "apcs"},
    { AV_PROFILE_PRORES_STANDARD, "apcn"},
    { AV_PROFILE_PRORES_HQ,       "apch"},
    { AV_PROFILE_PRORES_4444,     "ap4h"},
    { AV_PROFILE_PRORES_XQ,       "ap4x"},
    { AV_PROFILE_UNKNOWN }
}

Definition at line 44 of file proresenc_anatoliy.c.

Referenced by prores_encode_init().

◆ qp_start_table

const int qp_start_table[] = { 8, 3, 2, 1, 1, 1}

static

Definition at line 54 of file proresenc_anatoliy.c.

Referenced by encode_slice(), and prores_encode_picture().

◆ qp_end_table

const int qp_end_table[] = { 13, 9, 6, 6, 5, 4}

static

Definition at line 55 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ bitrate_table

const int bitrate_table[] = { 1000, 2100, 3500, 5400, 7000, 10000}

static

Definition at line 56 of file proresenc_anatoliy.c.

Referenced by encode_slice().

◆ valid_primaries

const int valid_primaries[]

static

Initial value:

= { AVCOL_PRI_RESERVED0, AVCOL_PRI_BT709, AVCOL_PRI_UNSPECIFIED, AVCOL_PRI_BT470BG,

AVCOL_PRI_SMPTE170M, AVCOL_PRI_BT2020, AVCOL_PRI_SMPTE431, AVCOL_PRI_SMPTE432, INT_MAX }

Definition at line 58 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame().

◆ valid_trc

const int valid_trc[]

static

Initial value:

= { AVCOL_TRC_RESERVED0, AVCOL_TRC_BT709, AVCOL_TRC_UNSPECIFIED, AVCOL_TRC_SMPTE2084,

AVCOL_TRC_ARIB_STD_B67, INT_MAX }

Definition at line 60 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame().

◆ valid_colorspace

const int valid_colorspace[]

static

Initial value:

= { AVCOL_SPC_BT709, AVCOL_SPC_UNSPECIFIED, AVCOL_SPC_SMPTE170M,

AVCOL_SPC_BT2020_NCL, INT_MAX }

Definition at line 62 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame().

◆ QMAT_LUMA

const uint8_t QMAT_LUMA[6][64]

static

Definition at line 65 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame(), and prores_encode_init().

◆ QMAT_CHROMA

const uint8_t QMAT_CHROMA[6][64]

static

Definition at line 123 of file proresenc_anatoliy.c.

Referenced by prores_encode_frame(), and prores_encode_init().

◆ options

const AVOption options[]

static

Initial value:

= {
    { "vendor", "vendor ID", OFFSET(vendor), AV_OPT_TYPE_STRING, { .str = "fmpg" }, 0, 0, VE },
    { NULL }
}

Definition at line 934 of file proresenc_anatoliy.c.

◆ prores_enc_class

const AVClass prores_enc_class

static

Initial value:

= {
    .class_name = "ProRes encoder",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 939 of file proresenc_anatoliy.c.

◆ pix_fmts

enum AVPixelFormat pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
    AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_NONE
}

Definition at line 946 of file proresenc_anatoliy.c.

◆ ff_prores_aw_encoder

const FFCodec ff_prores_aw_encoder

Initial value:

= {
    .p.name         = "prores_aw",
    CODEC_LONG_NAME("Apple ProRes"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_PRORES,
    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS |
                      AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
    .p.pix_fmts     = pix_fmts,
    .color_ranges   = AVCOL_RANGE_MPEG,
    .priv_data_size = sizeof(ProresContext),
    .init           = prores_encode_init,
    .close          = prores_encode_close,
    FF_CODEC_ENCODE_CB(prores_encode_frame),
    .p.priv_class   = &prores_enc_class,
    .p.profiles     = NULL_IF_CONFIG_SMALL(ff_prores_profiles),
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 951 of file proresenc_anatoliy.c.

◆ ff_prores_encoder

const FFCodec ff_prores_encoder

Initial value:

= {
    .p.name         = "prores",
    CODEC_LONG_NAME("Apple ProRes"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_PRORES,
    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS |
                      AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
    .p.pix_fmts     = pix_fmts,
    .color_ranges   = AVCOL_RANGE_MPEG,
    .priv_data_size = sizeof(ProresContext),
    .init           = prores_encode_init,
    .close          = prores_encode_close,
    FF_CODEC_ENCODE_CB(prores_encode_frame),
    .p.priv_class   = &prores_enc_class,
    .p.profiles     = NULL_IF_CONFIG_SMALL(ff_prores_profiles),
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 969 of file proresenc_anatoliy.c.

Data Structures

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ DEFAULT_SLICE_MB_WIDTH

◆ GET_SIGN

◆ MAKE_CODE

◆ OFFSET

◆ VE

Function Documentation

◆ int_from_list_or_default()

◆ encode_vlc_codeword()

◆ encode_dcs()

◆ encode_acs()

◆ get()

◆ fdct_get()

◆ calc_plane_dct()

◆ encode_slice_plane()

◆ encode_slice_data()

◆ put_alpha_diff()

◆ put_alpha_run()

◆ encode_alpha_slice_data()

◆ subimage_with_fill_template()

◆ subimage_with_fill()

◆ subimage_alpha_with_fill()

◆ encode_slice()

◆ prores_encode_picture()

◆ prores_encode_frame()

◆ scale_mat()

◆ prores_encode_init()

◆ prores_encode_close()

Variable Documentation

◆ profiles

◆ qp_start_table

◆ qp_end_table

◆ bitrate_table

◆ valid_primaries

◆ valid_trc

◆ valid_colorspace

◆ QMAT_LUMA

◆ QMAT_CHROMA

◆ options

◆ prores_enc_class

◆ pix_fmts

◆ ff_prores_aw_encoder

◆ ff_prores_encoder