#include "libavutil/mem.h"
#include "libavutil/refstruct.h"
#include "bytestream.h"
#include "cbs.h"
#include "cbs_internal.h"
#include "cbs_h2645.h"
#include "cbs_h264.h"
#include "cbs_sei.h"
#include "get_bits.h"
#include "cbs_h264_syntax_template.c"

Macros
#define	HEADER(name)

#define	CHECK(call)

#define	FUNC_NAME2(rw, codec, name)

#define	FUNC_NAME1(rw, codec, name)

#define	FUNC_H264(name)

#define	FUNC_NAME2_EXPORT(rw, codec, name)

#define	FUNC_NAME1_EXPORT(rw, codec, name)

#define	FUNC_SEI(name)

#define	SEI_FUNC(name, args)

#define	SUBSCRIPTS(subs, ...)

#define	u(width, name, range_min, range_max)

#define	flag(name)

#define	ue(name, range_min, range_max)

#define	i(width, name, range_min, range_max)

#define	ib(width, name)

#define	se(name, range_min, range_max)

#define	us(width, name, range_min, range_max, subs, ...)

#define	ubs(width, name, subs, ...)

#define	flags(name, subs, ...)

#define	ues(name, range_min, range_max, subs, ...)

#define	is(width, name, range_min, range_max, subs, ...)

#define	ibs(width, name, subs, ...)

#define	ses(name, range_min, range_max, subs, ...)

#define	fixed(width, name, value)

#define	READ

#define	READWRITE read

#define	RWContext GetBitContext

#define	ub(width, name)

#define	xu(width, name, var, range_min, range_max, subs, ...)

#define	xue(name, var, range_min, range_max, subs, ...)

#define	xi(width, name, var, range_min, range_max, subs, ...)

#define	xse(name, var, range_min, range_max, subs, ...)

#define	infer(name, value)

#define	more_rbsp_data(var)

#define	bit_position(rw)

#define	byte_alignment(rw)

#define	allocate(name, size)

#define	FUNC(name)

#define	WRITE

#define	READWRITE write

#define	RWContext PutBitContext

#define	ub(width, name)

#define	xu(width, name, var, range_min, range_max, subs, ...)

#define	xue(name, var, range_min, range_max, subs, ...)

#define	xi(width, name, var, range_min, range_max, subs, ...)

#define	xse(name, var, range_min, range_max, subs, ...)

#define	infer(name, value)

#define	more_rbsp_data(var)

#define	bit_position(rw)

#define	byte_alignment(rw)

#define	allocate(name, size)

#define	FUNC(name)

#define	cbs_h2645_replace_ps(ps_name, ps_var, id_element)

#define	SEI_MESSAGE_RW(codec, name)

Functions
static int	cbs_h264_split_fragment (CodedBitstreamContext ctx, CodedBitstreamFragment frag, int header)

	cbs_h2645_replace_ps (SPS, sps, seq_parameter_set_id)

static int	cbs_h264_write_nal_unit (CodedBitstreamContext ctx, CodedBitstreamUnit unit, PutBitContext *pbc)

static int	cbs_h264_discarded_nal_unit (CodedBitstreamContext ctx, const CodedBitstreamUnit unit, enum AVDiscard skip)

static av_cold void	cbs_h264_flush (CodedBitstreamContext *ctx)

static av_cold void	cbs_h264_close (CodedBitstreamContext *ctx)

static void	cbs_h264_free_sei (AVRefStructOpaque unused, void *content)

Variables
static CodedBitstreamUnitTypeDescriptor	cbs_h264_unit_types []

const CodedBitstreamType	ff_cbs_type_h264

const SEIMessageTypeDescriptor	ff_cbs_sei_h264_types []

Macro Definition Documentation

◆ HEADER

#define HEADER ( name )

Value:

        do { \
        ff_cbs_trace_header(ctx, name); \
    } while (0)

Definition at line 29 of file cbs_h264.c.

◆ CHECK

#define CHECK ( call )

Value:

        do { \
        err = (call); \
        if (err < 0) \
            return err; \
    } while (0)

Definition at line 33 of file cbs_h264.c.

◆ FUNC_NAME2

#define FUNC_NAME2	(	rw,
		codec,
		name )

Value:

cbs_ ## codec ## _ ## rw ## _ ## name

_

#define _

Definition at line 39 of file cbs_h264.c.

◆ FUNC_NAME1

#define FUNC_NAME1	(	rw,
		codec,
		name )

Value:

FUNC_NAME2(rw, codec, name)

FUNC_NAME2

#define FUNC_NAME2(rw, codec, name)

Definition cbs_h264.c:39

Definition at line 40 of file cbs_h264.c.

◆ FUNC_H264

#define FUNC_H264 ( name )

Value:

FUNC_NAME1(READWRITE, h264, name)

FUNC_NAME1

#define FUNC_NAME1(rw, codec, name)

Definition cbs_h264.c:40

READWRITE

#define READWRITE

Definition cbs_h264.c:92

Definition at line 41 of file cbs_h264.c.

◆ FUNC_NAME2_EXPORT

#define FUNC_NAME2_EXPORT	(	rw,
		codec,
		name )

Value:

ff_cbs_ ## codec ## _ ## rw ## _ ## name

Definition at line 42 of file cbs_h264.c.

◆ FUNC_NAME1_EXPORT

#define FUNC_NAME1_EXPORT	(	rw,
		codec,
		name )

Value:

FUNC_NAME2_EXPORT(rw, codec, name)

FUNC_NAME2_EXPORT

#define FUNC_NAME2_EXPORT(rw, codec, name)

Definition cbs_h264.c:42

Definition at line 43 of file cbs_h264.c.

◆ FUNC_SEI

#define FUNC_SEI ( name )

Value:

FUNC_NAME1_EXPORT(READWRITE, sei, name)

FUNC_NAME1_EXPORT

#define FUNC_NAME1_EXPORT(rw, codec, name)

Definition cbs_h264.c:43

sei

static int FUNC sei(CodedBitstreamContext *ctx, RWContext *rw, H264RawSEI *current)

Definition cbs_h264_syntax_template.c:858

Definition at line 44 of file cbs_h264.c.

Referenced by sei(), sei(), sei(), and sei_payload().

◆ SEI_FUNC

#define SEI_FUNC	(		name,
			args )

Value:

static int FUNC_H264(name) args;  \
static int FUNC_H264(name ## _internal)(CodedBitstreamContext *ctx, \
                                   RWContext *rw, void *cur,   \
                                   SEIMessageState *state)     \
{ \
    return FUNC_H264(name)(ctx, rw, cur, state); \
} \
static int FUNC_H264(name) args

Definition at line 46 of file cbs_h264.c.

◆ SUBSCRIPTS

#define SUBSCRIPTS	(		subs,
			... )

Value:

(subs > 0 ? ((int[subs + 1]){ subs, __VA_ARGS__ }) : NULL)

NULL

#define NULL

Definition coverity.c:32

Definition at line 56 of file cbs_h264.c.

◆ u

#define u	(	width,
		name,
		range_min,
		range_max )

Value:

xu(width, name, current->name, range_min, range_max, 0, )

xu

#define xu(width, name, var, range_min, range_max, subs,...)

Definition cbs_h264.c:101

current

static struct @111144215057303131116103221376075045141373005341 current

width

#define width

Definition dsp.h:89

Definition at line 58 of file cbs_h264.c.

◆ flag

#define flag ( name )

Value:

ub(1, name)

ub

#define ub(width, name)

Definition cbs_h264.c:95

Definition at line 60 of file cbs_h264.c.

◆ ue

#define ue	(	name,
		range_min,
		range_max )

Value:

xue(name, current->name, range_min, range_max, 0, )

xue

#define xue(name, var, range_min, range_max, subs,...)

Definition cbs_h264.c:108

Definition at line 61 of file cbs_h264.c.

Referenced by alf_data(), apply_noise_fill(), colour_mapping_table(), copy_usac_default_header(), decode_usac_core_coder(), ff_aac_sbr_config_usac(), ff_aac_sbr_decode_extension_fixed(), ff_aac_sbr_decode_usac_data(), ff_aac_usac_reset_state(), general_timing_hrd_parameters(), hrd_parameters(), lmcs_data(), opi(), picture_header(), pps(), pps(), pps(), pps_multilayer_extension(), pps_range_extension(), pps_scc_extension(), pred_weight_table(), pred_weight_table(), pred_weight_table(), ref_pic_list_struct(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), setup_sce(), slice_header(), slice_header(), slice_segment_header(), spectrum_decode(), spectrum_scale(), sps(), sps(), sps(), sps_extension(), sps_scc_extension(), st_ref_pic_set(), vps(), vps(), vui_parameters(), vui_parameters(), vui_parameters(), and vui_parameters().

◆ i

#define i	(	width,
		name,
		range_min,
		range_max )

Value:

xi(width, name, current->name, range_min, range_max, 0, )

xi

#define xi(width, name, var, range_min, range_max, subs,...)

Definition cbs_h264.c:115

Definition at line 63 of file cbs_h264.c.

◆ ib

#define ib	(		width,
			name )

Value:

xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), 0, )

MAX_INT_BITS

#define MAX_INT_BITS(length)

Definition cbs_internal.h:242

MIN_INT_BITS

#define MIN_INT_BITS(length)

Definition cbs_internal.h:246

Definition at line 65 of file cbs_h264.c.

Referenced by aarch64_op_impl_cmp(), get_triplet(), preserve_color(), sei_pic_timestamp(), and yae_overlap_add().

◆ se

#define se	(	name,
		range_min,
		range_max )

Value:

xse(name, current->name, range_min, range_max, 0, )

xse

#define xse(name, var, range_min, range_max, subs,...)

Definition cbs_h264.c:122

Definition at line 67 of file cbs_h264.c.

Referenced by colour_mapping_table(), mpeg2_metadata_update_fragment(), picture_header(), pps(), pps(), pps(), pps_scc_extension(), pred_weight_table(), pred_weight_table(), read_ts(), SEI_FUNC(), slice_header(), slice_header(), slice_segment_header(), sps(), sps(), and vaapi_encode_mpeg2_init_sequence_params().

◆ us

#define us	(	width,
		name,
		range_min,
		range_max,
		subs,
		... )

Value:

xu(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 70 of file cbs_h264.c.

◆ ubs

#define ubs	(	width,
		name,
		subs,
		... )

Value:

xu(width, name, current->name, 0, MAX_UINT_BITS(width), subs, __VA_ARGS__)

MAX_UINT_BITS

#define MAX_UINT_BITS(length)

Definition cbs_internal.h:238

Definition at line 72 of file cbs_h264.c.

◆ flags

#define flags	(	name,
		subs,
		... )

Value:

xu(1, name, current->name, 0, 1, subs, __VA_ARGS__)

Definition at line 74 of file cbs_h264.c.

◆ ues

#define ues	(	name,
		range_min,
		range_max,
		subs,
		... )

Value:

xue(name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 76 of file cbs_h264.c.

Referenced by alf_data(), colour_mapping_octants(), dpb_parameters(), hrd_parameters(), hrd_parameters(), ols_timing_hrd_parameters(), picture_header(), pps(), pps(), pps(), pps_multilayer_extension(), ref_pic_list_struct(), ref_pic_lists(), scaling_list_data(), scaling_list_data(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), slice_header(), slice_segment_header(), sps(), sps(), st_ref_pic_set(), sub_layer_hrd_parameters(), sublayer_hrd_parameters(), vps(), and vps().

◆ is

#define is	(	width,
		name,
		range_min,
		range_max,
		subs,
		... )

Value:

xi(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 78 of file cbs_h264.c.

Referenced by audio_decode_frame(), audio_thread(), check_external_clock_speed(), compute_target_delay(), config_output(), configure_audio_filters(), configure_video_filters(), copy_chapters(), correct_input_start_times(), decode_frame(), decode_interrupt_cb(), do_exit(), draw_video_background(), dv_guess_dct_mode(), ff_mjpeg_decode_sof(), filter_channel(), filter_frame(), get_master_clock(), get_master_sync_type(), get_video_frame(), main(), queue_picture(), read_thread(), refresh_loop_wait_event(), sdl_audio_callback(), seek_chapter(), seek_to_start(), step_to_next_frame(), stream_close(), stream_component_close(), stream_component_open(), stream_cycle_channel(), stream_open(), stream_seek(), stream_toggle_pause(), subtitle_thread(), synchronize_audio(), toggle_audio_display(), toggle_full_screen(), toggle_mute(), toggle_pause(), update_sample_display(), update_video_pts(), update_volume(), video_display(), video_image_display(), video_open(), video_refresh(), video_thread(), and vp_duration().

◆ ibs

#define ibs	(	width,
		name,
		subs,
		... )

Value:

xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), subs, __VA_ARGS__)

Definition at line 80 of file cbs_h264.c.

Referenced by SEI_FUNC().

◆ ses

#define ses	(	name,
		range_min,
		range_max,
		subs,
		... )

Value:

xse(name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 82 of file cbs_h264.c.

Referenced by pps(), pps_multilayer_extension(), pps_range_extension(), pred_weight_table(), pred_weight_table(), pred_weight_table(), scaling_list(), scaling_list_data(), scaling_list_data(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), sps(), and sps().

◆ fixed

#define fixed	(	width,
		name,
		value )

Value:

        do { \
        av_unused uint32_t fixed_value = value; \
        xu(width, name, fixed_value, value, value, 0, ); \
    } while (0)

Definition at line 85 of file cbs_h264.c.

◆ READ

#define READ

Definition at line 91 of file cbs_h264.c.

◆ READWRITE [1/2]

#define READWRITE read

Definition at line 92 of file cbs_h264.c.

◆ RWContext [1/2]

#define RWContext GetBitContext

Definition at line 93 of file cbs_h264.c.

◆ ub [1/2]

#define ub	(		width,
			name )

Value:

        do { \
        uint32_t value; \
        CHECK(ff_cbs_read_simple_unsigned(ctx, rw, width, #name, \
                                          &value)); \
        current->name = value; \
    } while (0)

Definition at line 95 of file cbs_h264.c.

Referenced by aps(), aud(), colour_mapping_octants(), colour_mapping_table(), dci(), dwa_uncompress(), ff_make_absolute_url2(), fill_rgb2yuv_table(), frame_header(), frame_info(), general_constraints_info(), general_timing_hrd_parameters(), hrd_parameters(), hrd_parameters(), LCEVC_BLOCK_FUNC(), LCEVC_BLOCK_FUNC(), LCEVC_BLOCK_FUNC(), LCEVC_BLOCK_FUNC(), lmcs_data(), metadata(), metadata_cll(), metadata_itu_t_t35(), metadata_mdcv(), nal_unit_header(), nal_unit_header(), nal_unit_header(), nal_unit_header(), opi(), pbu_header(), picture_header(), pps(), pps(), pps_multilayer_extension(), profile_tier_level(), profile_tier_level(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), sei_payload(), sei_pic_timestamp(), slice_header(), slice_header(), slice_segment_header(), sps(), sps(), sps(), sps_extension(), tile_info(), vps(), vps(), vui_parameters(), vui_parameters(), vui_parameters(), vui_parameters(), yuv2rgb_full_1_template_lasx(), and yuv2rgb_full_1_template_lsx().

◆ xu [1/2]

#define xu	(	width,
		name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        uint32_t value; \
        CHECK(ff_cbs_read_unsigned(ctx, rw, width, #name, \
                                   SUBSCRIPTS(subs, __VA_ARGS__), \
                                   &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 101 of file cbs_h264.c.

Referenced by extension_data(), extension_data(), LCEVC_BLOCK_FUNC(), message(), message_list(), metadata(), metadata_itu_t_t35(), metadata_undefined(), metadata_user_defined(), payload_extension(), process_block(), process_block_list(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), and sei_payload().

◆ xue [1/2]

#define xue	(	name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        uint32_t value; \
        CHECK(ff_cbs_read_ue_golomb(ctx, rw, #name, \
                                 SUBSCRIPTS(subs, __VA_ARGS__), \
                                 &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 108 of file cbs_h264.c.

Referenced by dec_ref_pic_marking(), and ref_pic_list_modification().

◆ xi [1/2]

#define xi	(	width,
		name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        int32_t value; \
        CHECK(ff_cbs_read_signed(ctx, rw, width, #name, \
                                 SUBSCRIPTS(subs, __VA_ARGS__), \
                                 &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 115 of file cbs_h264.c.

Referenced by biquad(), calculate_sums(), decode_entropy_coded_image(), encode_packet(), ff_aac_map_index_data(), filter_slice(), gen_image(), getpix(), getpix(), interpolate_pchip(), lerp2u16(), lerp3u16(), perlin_get(), sbr_neg_odd_64_c(), and setup_filter_h_4x4().

◆ xse [1/2]

#define xse	(	name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        int32_t value; \
        CHECK(ff_cbs_read_se_golomb(ctx, rw, #name, \
                                 SUBSCRIPTS(subs, __VA_ARGS__), \
                                 &value, range_min, range_max)); \
        var = value; \
    } while (0)

Definition at line 122 of file cbs_h264.c.

◆ infer [1/2]

#define infer	(		name,
			value )

Value:

        do { \
        current->name = value; \
    } while (0)

Definition at line 131 of file cbs_h264.c.

Referenced by alf_data(), cdef_params(), color_config(), color_config(), colour_mapping_octants(), colour_mapping_table(), delta_lf_params(), delta_q_params(), film_grain_params(), frame_header(), frame_reference_mode(), frame_size(), frame_size_with_refs(), general_constraints_info(), general_timing_hrd_parameters(), hrd_parameters(), interpolation_filter(), LCEVC_BLOCK_FUNC(), LCEVC_BLOCK_FUNC(), lmcs_data(), loop_filter_params(), loop_filter_params(), lr_params(), obu_header(), ols_timing_hrd_parameters(), picture_header(), pps(), pps(), pps(), pps_multilayer_extension(), pps_scc_extension(), pred_weight_table(), pred_weight_table(), quantization_params(), read_tx_mode(), ref_pic_list_struct(), ref_pic_lists(), render_size(), scaling_list_data(), segmentation_params(), segmentation_params(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), SEI_FUNC(), sei_pic_timestamp(), sequence_display_extension(), sequence_header_obu(), set_frame_refs(), skip_mode_params(), slice_header(), slice_header(), slice_segment_header(), sps(), sps(), sps(), sps_range_extension(), st_ref_pic_set(), superres_params(), tile_group_obu(), tile_info(), uncompressed_header(), uncompressed_header(), vps(), vps(), vui_parameters(), vui_parameters(), vui_parameters(), vui_parameters(), vui_parameters_default(), vui_parameters_default(), and vui_parameters_default().

◆ more_rbsp_data [1/2]

#define more_rbsp_data ( var )

Value:

((var) = ff_cbs_h2645_read_more_rbsp_data(rw))

ff_cbs_h2645_read_more_rbsp_data

int ff_cbs_h2645_read_more_rbsp_data(GetBitContext *gbc)

Definition cbs_h2645.c:217

Definition at line 135 of file cbs_h264.c.

Referenced by pps().

◆ bit_position [1/2]

#define bit_position ( rw )

Value:

(get_bits_count(rw))

get_bits_count

static int get_bits_count(const GetBitContext *s)

Definition get_bits.h:254

Definition at line 137 of file cbs_h264.c.

Referenced by message(), process_block(), and vui_payload().

◆ byte_alignment [1/2]

#define byte_alignment ( rw )

Value:

(get_bits_count(rw) % 8)

Definition at line 138 of file cbs_h264.c.

Referenced by byte_alignment(), byte_alignment(), byte_alignment(), byte_alignment(), byte_alignment(), frame_header(), frame_obu(), general_constraints_info(), LCEVC_BLOCK_FUNC(), message(), process_block(), profile_tier_level(), rbsp_trailing_bits(), rbsp_trailing_bits(), rbsp_trailing_bits(), rbsp_trailing_bits(), slice_header(), slice_header(), slice_segment_header(), sps(), tile_group_obu(), trailing_bits(), vps(), and vui_payload().

◆ allocate [1/2]

#define allocate	(		name,
			size )

Value:

        do { \
        name ## _ref = av_buffer_allocz(size + \
                                        AV_INPUT_BUFFER_PADDING_SIZE); \
        if (!name ## _ref) \
            return AVERROR(ENOMEM); \
        name = name ## _ref->data; \
    } while (0)

Definition at line 140 of file cbs_h264.c.

Referenced by allocate_model(), extension_data(), extension_data(), LCEVC_BLOCK_FUNC(), message(), payload_extension(), pps(), process_block(), SEI_FUNC(), SEI_FUNC(), sei_payload(), and vps().

◆ FUNC [1/2]

#define FUNC ( name )

Value:

FUNC_H264(name)

Definition at line 148 of file cbs_h264.c.

◆ WRITE

#define WRITE

Definition at line 169 of file cbs_h264.c.

◆ READWRITE [2/2]

#define READWRITE write

Definition at line 92 of file cbs_h264.c.

◆ RWContext [2/2]

#define RWContext PutBitContext

Definition at line 93 of file cbs_h264.c.

◆ ub [2/2]

#define ub	(		width,
			name )

Value:

        do { \
        uint32_t value = current->name; \
        CHECK(ff_cbs_write_simple_unsigned(ctx, rw, width, #name, \
                                           value)); \
    } while (0)

Definition at line 95 of file cbs_h264.c.

◆ xu [2/2]

#define xu	(	width,
		name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        uint32_t value = var; \
        CHECK(ff_cbs_write_unsigned(ctx, rw, width, #name, \
                                    SUBSCRIPTS(subs, __VA_ARGS__), \
                                    value, range_min, range_max)); \
    } while (0)

Definition at line 101 of file cbs_h264.c.

◆ xue [2/2]

#define xue	(	name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        uint32_t value = var; \
        CHECK(ff_cbs_write_ue_golomb(ctx, rw, #name, \
                                  SUBSCRIPTS(subs, __VA_ARGS__), \
                                  value, range_min, range_max)); \
    } while (0)

Definition at line 108 of file cbs_h264.c.

◆ xi [2/2]

#define xi	(	width,
		name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        int32_t value = var; \
        CHECK(ff_cbs_write_signed(ctx, rw, width, #name, \
                                  SUBSCRIPTS(subs, __VA_ARGS__), \
                                  value, range_min, range_max)); \
    } while (0)

Definition at line 115 of file cbs_h264.c.

◆ xse [2/2]

#define xse	(	name,
		var,
		range_min,
		range_max,
		subs,
		... )

Value:

        do { \
        int32_t value = var; \
        CHECK(ff_cbs_write_se_golomb(ctx, rw, #name, \
                                  SUBSCRIPTS(subs, __VA_ARGS__), \
                                  value, range_min, range_max)); \
    } while (0)

Definition at line 122 of file cbs_h264.c.

◆ infer [2/2]

#define infer	(		name,
			value )

Value:

        do { \
        if (current->name != (value)) { \
            av_log(ctx->log_ctx, AV_LOG_ERROR, \
                   "%s does not match inferred value: " \
                   "%"PRId64", but should be %"PRId64".\n", \
                   #name, (int64_t)current->name, (int64_t)(value)); \
            return AVERROR_INVALIDDATA; \
        } \
    } while (0)

Definition at line 131 of file cbs_h264.c.

◆ more_rbsp_data [2/2]

#define more_rbsp_data ( var )

Value:

(var)

Definition at line 135 of file cbs_h264.c.

◆ bit_position [2/2]

#define bit_position ( rw )

Value:

(put_bits_count(rw))

put_bits_count

static int put_bits_count(PutBitContext *s)

Definition put_bits.h:90

Definition at line 137 of file cbs_h264.c.

◆ byte_alignment [2/2]

#define byte_alignment ( rw )

Value:

(put_bits_count(rw) % 8)

Definition at line 138 of file cbs_h264.c.

◆ allocate [2/2]

#define allocate	(		name,
			size )

Value:

        do { \
        if (!name) { \
            av_log(ctx->log_ctx, AV_LOG_ERROR, "%s must be set " \
                   "for writing.\n", #name); \
            return AVERROR_INVALIDDATA; \
        } \
    } while (0)

Definition at line 140 of file cbs_h264.c.

◆ FUNC [2/2]

#define FUNC ( name )

Value:

FUNC_H264(name)

Definition at line 148 of file cbs_h264.c.

◆ cbs_h2645_replace_ps

#define cbs_h2645_replace_ps	(	ps_name,
		ps_var,
		id_element )

Value:

static int cbs_h264_replace_ ## ps_var(CodedBitstreamContext *ctx, \
                                                  CodedBitstreamUnit *unit)  \
{ \
    CodedBitstreamH264Context *priv = ctx->priv_data; \
    H264Raw ## ps_name *ps_var = unit->content; \
    unsigned int id = ps_var->id_element; \
    int err = ff_cbs_make_unit_refcounted(ctx, unit); \
    if (err < 0) \
        return err; \
    if (priv->ps_var[id] == priv->active_ ## ps_var) \
        priv->active_ ## ps_var = NULL ; \
    av_assert0(unit->content_ref); \
    av_refstruct_replace(&priv->ps_var[id], unit->content_ref); \
    return 0; \
}

Definition at line 361 of file cbs_h264.c.

◆ SEI_MESSAGE_RW

#define SEI_MESSAGE_RW	(		codec,
			name )

Value:

.read = cbs_ ## codec ## _read_ ## name ## _internal, \

.write = cbs_ ## codec ## _write_ ## name ## _internal

Definition at line 740 of file cbs_h264.c.

Function Documentation

◆ cbs_h264_split_fragment()

static int cbs_h264_split_fragment	(	CodedBitstreamContext *	ctx,
		CodedBitstreamFragment *	frag,
		int	header )

static

Definition at line 251 of file cbs_h264.c.

◆ cbs_h2645_replace_ps()

cbs_h2645_replace_ps	(	SPS	,
		sps	,
		seq_parameter_set_id	)

Definition at line 378 of file cbs_h264.c.

◆ cbs_h264_write_nal_unit()

static int cbs_h264_write_nal_unit	(	CodedBitstreamContext *	ctx,
		CodedBitstreamUnit *	unit,
		PutBitContext *	pbc )

static

Definition at line 500 of file cbs_h264.c.

◆ cbs_h264_discarded_nal_unit()

static int cbs_h264_discarded_nal_unit	(	CodedBitstreamContext *	ctx,
		const CodedBitstreamUnit *	unit,
		enum AVDiscard	skip )

static

Definition at line 617 of file cbs_h264.c.

◆ cbs_h264_flush()

static av_cold void cbs_h264_flush ( CodedBitstreamContext * ctx )

static

Definition at line 669 of file cbs_h264.c.

◆ cbs_h264_close()

static av_cold void cbs_h264_close ( CodedBitstreamContext * ctx )

static

Definition at line 683 of file cbs_h264.c.

◆ cbs_h264_free_sei()

static void cbs_h264_free_sei	(	AVRefStructOpaque	unused,
		void *	content )

static

Definition at line 696 of file cbs_h264.c.

Variable Documentation

◆ cbs_h264_unit_types

CodedBitstreamUnitTypeDescriptor cbs_h264_unit_types[]

static

Initial value:

= {
    CBS_UNIT_TYPE_POD(H264_NAL_SPS,     H264RawSPS),
    CBS_UNIT_TYPE_POD(H264_NAL_SPS_EXT, H264RawSPSExtension),
 
    CBS_UNIT_TYPE_INTERNAL_REF(H264_NAL_PPS, H264RawPPS, slice_group_id),
 
    CBS_UNIT_TYPES_INTERNAL_REF((H264_NAL_IDR_SLICE,
                                 H264_NAL_SLICE,
                                 H264_NAL_AUXILIARY_SLICE), H264RawSlice, data),
 
    CBS_UNIT_TYPE_POD(H264_NAL_AUD,          H264RawAUD),
    CBS_UNIT_TYPE_POD(H264_NAL_FILLER_DATA,  H264RawFiller),
    CBS_UNIT_TYPE_POD(H264_NAL_END_SEQUENCE, H264RawNALUnitHeader),
    CBS_UNIT_TYPE_POD(H264_NAL_END_STREAM,   H264RawNALUnitHeader),
 
    CBS_UNIT_TYPE_COMPLEX(H264_NAL_SEI, H264RawSEI, &cbs_h264_free_sei),
 
    CBS_UNIT_TYPE_END_OF_LIST
}

Definition at line 702 of file cbs_h264.c.

◆ ff_cbs_type_h264

const CodedBitstreamType ff_cbs_type_h264

Initial value:

= {
    .codec_id          = AV_CODEC_ID_H264,
 
    .priv_data_size    = sizeof(CodedBitstreamH264Context),
 
    .unit_types        = cbs_h264_unit_types,
 
    .split_fragment    = &cbs_h264_split_fragment,
    .read_unit         = &cbs_h264_read_nal_unit,
    .write_unit        = &cbs_h264_write_nal_unit,
    .discarded_unit    = &cbs_h264_discarded_nal_unit,
    .assemble_fragment = &ff_cbs_h2645_assemble_fragment,
 
    .flush             = &cbs_h264_flush,
    .close             = &cbs_h264_close,
}

Definition at line 722 of file cbs_h264.c.

◆ ff_cbs_sei_h264_types

const SEIMessageTypeDescriptor ff_cbs_sei_h264_types[]

Definition at line 744 of file cbs_h264.c.

Referenced by ff_cbs_sei_find_type().

Macros

Functions

Variables

Macro Definition Documentation

◆ HEADER

◆ CHECK

◆ FUNC_NAME2

◆ FUNC_NAME1

◆ FUNC_H264

◆ FUNC_NAME2_EXPORT

◆ FUNC_NAME1_EXPORT

◆ FUNC_SEI

◆ SEI_FUNC

◆ SUBSCRIPTS

◆ u

◆ flag

◆ ue

◆ i

◆ ib

◆ se

◆ us

◆ ubs

◆ flags

◆ ues

◆ is

◆ ibs

◆ ses

◆ fixed

◆ READ

◆ READWRITE [1/2]

◆ RWContext [1/2]

◆ ub [1/2]

◆ xu [1/2]

◆ xue [1/2]

◆ xi [1/2]

◆ xse [1/2]

◆ infer [1/2]

◆ more_rbsp_data [1/2]

◆ bit_position [1/2]

◆ byte_alignment [1/2]

◆ allocate [1/2]

◆ FUNC [1/2]

◆ WRITE

◆ READWRITE [2/2]

◆ RWContext [2/2]

◆ ub [2/2]

◆ xu [2/2]

◆ xue [2/2]

◆ xi [2/2]

◆ xse [2/2]

◆ infer [2/2]

◆ more_rbsp_data [2/2]

◆ bit_position [2/2]

◆ byte_alignment [2/2]

◆ allocate [2/2]

◆ FUNC [2/2]

◆ cbs_h2645_replace_ps

◆ SEI_MESSAGE_RW

Function Documentation

◆ cbs_h264_split_fragment()

◆ cbs_h2645_replace_ps()

◆ cbs_h264_write_nal_unit()

◆ cbs_h264_discarded_nal_unit()

◆ cbs_h264_flush()

◆ cbs_h264_close()

◆ cbs_h264_free_sei()

Variable Documentation

◆ cbs_h264_unit_types

◆ ff_cbs_type_h264

◆ ff_cbs_sei_h264_types