#include "libavutil/attributes.h"
#include "libavutil/avassert.h"
#include "bytestream.h"
#include "cbs.h"
#include "cbs_internal.h"
#include "cbs_h264.h"
#include "cbs_h265.h"
#include "h264.h"
#include "h264_sei.h"
#include "h2645_parse.h"
#include "hevc.h"
#include "hevc_sei.h"
#include "cbs_h264_syntax_template.c"
#include "cbs_h265_syntax_template.c"

Macros
#define	HEADER(name)

#define	CHECK(call)

#define	FUNC_NAME(rw, codec, name) cbs_ ## codec ## _ ## rw ## _ ## name

#define	FUNC_H264(rw, name) FUNC_NAME(rw, h264, name)

#define	FUNC_H265(rw, name) FUNC_NAME(rw, h265, name)

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

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

#define	ub(width, name) xu(width, name, current->name, 0, MAX_UINT_BITS(width), 0, )

#define	flag(name) ub(1, name)

#define	ue(name, range_min, range_max) xue(name, current->name, range_min, range_max, 0, )

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

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

#define	se(name, range_min, range_max) xse(name, current->name, range_min, range_max, 0, )

#define	us(width, name, range_min, range_max, subs, ...) xu(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

#define	ubs(width, name, subs, ...) xu(width, name, current->name, 0, MAX_UINT_BITS(width), subs, __VA_ARGS__)

#define	flags(name, subs, ...) xu(1, name, current->name, 0, 1, subs, __VA_ARGS__)

#define	ues(name, range_min, range_max, subs, ...) xue(name, current->name, range_min, range_max, subs, __VA_ARGS__)

#define	is(width, name, range_min, range_max, subs, ...) xi(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

#define	ibs(width, name, subs, ...) xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), subs, __VA_ARGS__)

#define	ses(name, range_min, range_max, subs, ...) xse(name, current->name, range_min, range_max, subs, __VA_ARGS__)

#define	fixed(width, name, value)

#define	READ

#define	READWRITE read

#define	RWContext GetBitContext

#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) ((var) = cbs_h2645_read_more_rbsp_data(rw))

#define	byte_alignment(rw) (get_bits_count(rw) % 8)

#define	allocate(name, size)

#define	FUNC(name) FUNC_H264(READWRITE, name)

#define	FUNC(name) FUNC_H265(READWRITE, name)

#define	WRITE

#define	READWRITE write

#define	RWContext PutBitContext

#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) (var)

#define	byte_alignment(rw) (put_bits_count(rw) % 8)

#define	allocate(name, size)

#define	FUNC(name) FUNC_H264(READWRITE, name)

#define	FUNC(name) FUNC_H265(READWRITE, name)

#define	cbs_h2645_replace_ps(h26n, ps_name, ps_var, id_element)

Functions
static int	cbs_read_ue_golomb (CodedBitstreamContext ctx, GetBitContext gbc, const char name, const int subscripts, uint32_t *write_to, uint32_t range_min, uint32_t range_max)

static int	cbs_read_se_golomb (CodedBitstreamContext ctx, GetBitContext gbc, const char name, const int subscripts, int32_t *write_to, int32_t range_min, int32_t range_max)

static int	cbs_write_ue_golomb (CodedBitstreamContext ctx, PutBitContext pbc, const char name, const int subscripts, uint32_t value, uint32_t range_min, uint32_t range_max)

static int	cbs_write_se_golomb (CodedBitstreamContext ctx, PutBitContext pbc, const char name, const int subscripts, int32_t value, int32_t range_min, int32_t range_max)

static int	cbs_h265_payload_extension_present (GetBitContext *gbc, uint32_t payload_size, int cur_pos)

static int	cbs_h2645_read_more_rbsp_data (GetBitContext *gbc)

static void	cbs_h264_free_pps (void opaque, uint8_t content)

static void	cbs_h264_free_sei_payload (H264RawSEIPayload *payload)

static void	cbs_h264_free_sei (void opaque, uint8_t content)

static void	cbs_h264_free_slice (void opaque, uint8_t content)

static void	cbs_h265_free_vps (void opaque, uint8_t content)

static void	cbs_h265_free_sps (void opaque, uint8_t content)

static void	cbs_h265_free_pps (void opaque, uint8_t content)

static void	cbs_h265_free_slice (void opaque, uint8_t content)

static void	cbs_h265_free_sei_payload (H265RawSEIPayload *payload)

static void	cbs_h265_free_sei (void opaque, uint8_t content)

static int	cbs_h2645_fragment_add_nals (CodedBitstreamContext ctx, CodedBitstreamFragment frag, const H2645Packet *packet)

static int	cbs_h2645_split_fragment (CodedBitstreamContext ctx, CodedBitstreamFragment frag, int header)

	cbs_h2645_replace_ps (cbs_h2645_replace_ps(4, cbs_h2645_replace_ps(SPS, cbs_h2645_replace_ps(sps, seq_parameter_set_id)

static int	cbs_h265_read_nal_unit (CodedBitstreamContext ctx, CodedBitstreamUnit unit)

static int	cbs_h2645_write_slice_data (CodedBitstreamContext ctx, PutBitContext pbc, const uint8_t *data, size_t data_size, int data_bit_start)

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

static int	cbs_h265_write_nal_unit (CodedBitstreamContext ctx, CodedBitstreamUnit unit, PutBitContext *pbc)

static int	cbs_h2645_assemble_fragment (CodedBitstreamContext ctx, CodedBitstreamFragment frag)

static void	cbs_h264_close (CodedBitstreamContext *ctx)

static void	cbs_h265_close (CodedBitstreamContext *ctx)

int	ff_cbs_h264_add_sei_message (CodedBitstreamFragment au, H264RawSEIPayload payload)
	Add an SEI message to an access unit. More...

void	ff_cbs_h264_delete_sei_message (CodedBitstreamFragment au, CodedBitstreamUnit nal, int position)
	Delete an SEI message from an access unit. More...

Variables
const CodedBitstreamType	ff_cbs_type_h264

const CodedBitstreamType	ff_cbs_type_h265

Macro Definition Documentation

#define HEADER ( name )

Value:

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

Definition at line 246 of file cbs_h2645.c.

#define CHECK ( call )

Value:

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

Definition at line 250 of file cbs_h2645.c.

#define FUNC_NAME	(	rw,
		codec,
		name
	)	cbs_ ## codec ## _ ## rw ## _ ## name

Definition at line 256 of file cbs_h2645.c.

#define FUNC_H264	(	rw,
		name
	)	FUNC_NAME(rw, h264, name)

Definition at line 257 of file cbs_h2645.c.

#define FUNC_H265	(	rw,
		name
	)	FUNC_NAME(rw, h265, name)

Definition at line 258 of file cbs_h2645.c.

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

Definition at line 260 of file cbs_h2645.c.

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

Definition at line 262 of file cbs_h2645.c.

Referenced by adpcm_compress_trellis(), adpcm_decode_frame(), application_data(), apply_lut(), apply_lut10(), aud(), av_gcd(), avui_decode_frame(), aw_pulse_set2(), bitpacked_decode_yuv422p10(), build_diff_map(), build_huff(), build_huff10(), calc_combed_score(), calc_persp_luts(), calculate_codes(), checkasm_check_v210dec(), cinepak_decode_codebook(), comment(), convert_input(), cpia_decode_frame(), cqt_calc(), create_chrominance_lut(), decode_aybr(), decode_aybri(), decode_blocks(), decode_byry(), decode_byryi(), decode_c82i(), decode_c82p(), decode_ca2i(), decode_ca2p(), decode_ca4i(), decode_ca4p(), decode_fint(), decode_frame(), decode_key(), decode_subband_slice_buffered(), decode_value3(), decode_ybr(), decode_ybr10(), decode_ybr10i(), decode_ybri(), decode_ybyr(), decode_yry10(), decode_yry10i(), decompress(), dht(), do_chromahold16_slice(), do_chromahold_slice(), do_chromakey16_slice(), do_chromakey_slice(), dqt(), dv_decode_ac(), dxv_decompress_cgo(), encode_422_bitstream(), ff_print_debug_info2(), ff_rtjpeg_decode_frame_yuv420(), ff_sws_alphablendaway(), ff_vorbis_len2vlc(), ff_yuv2rgb_c_init_tables(), fill_elements(), fill_in_tongue(), fill_lut(), fill_pixels(), filter_frame(), frame_block_to_cell(), frame_header(), generate_joint_tables(), generate_kernel(), get_benchmark_time_stamps(), get_bits(), get_s16l(), hl_decode_mb_predict_luma(), huff_build(), huff_build10(), huff_build12(), huffman_table(), if(), ilog2(), init(), intra_predict(), inv_cdf(), jp2_find_codestream(), lcg_random(), main(), mode17(), mode23(), mode24(), model256_update(), model2_update(), model_update(), monochrome_color_location(), mss2_blit_wmv9_template(), nal_unit_header(), pick_color(), pow_m1_4(), pps(), print_option(), process_slice_uyvy422(), process_slice_yuv420p(), process_slice_yuv422p(), process_slice_yuv444p(), profile_tier_level(), quantisation_table(), read_block_types(), read_high_coeffs(), render_default_font(), resample_cubic(), resample_linear(), reverse_dc_prediction(), rgb16_32ToUV_c_template(), rgb2yuv_fsb(), rso_write_header(), rv34_pred_4x4_block(), rv40_weak_loop_filter(), sbr_sum_square_c(), scan_float(), scan_header(), scan_int32(), sei_active_parameter_sets(), sei_decoded_picture_hash(), sei_mastering_display(), sei_mastering_display_colour_volume(), sei_pic_timestamp(), sei_pic_timing(), sei_recovery_point(), sei_time_code(), sei_user_data_registered(), sign_extend(), slice_header(), slice_segment_header(), sps(), sps_scc_extension(), svq3_add_idct_c(), svq3_decode_mb(), sws_scale(), tm2_decode_blocks(), uninit_options(), update_model2_to_6(), v210_decode_slice(), v210_enc_TMPL(), v308_decode_frame(), v308_encode_frame(), v360_slice(), v408_decode_frame(), v408_encode_frame(), v410_decode_slice(), v410_encode_frame(), vp9_handle_packet(), vps(), vui_parameters(), wavpack_encode_block(), wv_get_value_float(), y216_decode_frame(), y41p_decode_frame(), y41p_encode_frame(), yuv2nv12cX_c(), yuv2p010cX_c(), yuv2p016cX_c(), yuv2rgb(), yuv2yuv(), yuv4_decode_frame(), yuv4_encode_frame(), and zero12v_decode_frame().

#define ub	(	width,
		name
	)	xu(width, name, current->name, 0, MAX_UINT_BITS(width), 0, )

#define flag ( name ) ub(1, name)

Definition at line 266 of file cbs_h2645.c.

#define ue	(	name,
		range_min,
		range_max
	)	xue(name, current->name, range_min, range_max, 0, )

Definition at line 267 of file cbs_h2645.c.

Referenced by hrd_parameters(), pps(), pps_range_extension(), pps_scc_extension(), pred_weight_table(), sei_active_parameter_sets(), sei_buffering_period(), sei_display_orientation(), sei_pan_scan_rect(), sei_pic_timing(), sei_recovery_point(), slice_header(), slice_segment_header(), sps(), sps_extension(), sps_scc_extension(), st_ref_pic_set(), vps(), and vui_parameters().

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

Definition at line 269 of file cbs_h2645.c.

Referenced by cbs_h2645_assemble_fragment(), cbs_h2645_fragment_add_nals(), cbs_h2645_split_fragment(), cbs_h2645_write_slice_data(), cbs_h264_close(), cbs_h264_free_sei(), cbs_h265_close(), cbs_h265_free_sei(), cbs_read_se_golomb(), cbs_read_ue_golomb(), cbs_write_se_golomb(), cbs_write_ue_golomb(), ff_cbs_h264_add_sei_message(), and ff_cbs_h264_delete_sei_message().

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

Definition at line 271 of file cbs_h2645.c.

Referenced by sei_pic_timestamp(), and yae_overlap_add().

#define se	(	name,
		range_min,
		range_max
	)	xse(name, current->name, range_min, range_max, 0, )

Definition at line 273 of file cbs_h2645.c.

Referenced by decode_block_progressive(), mjpeg_decode_scan_progressive_ac(), mpeg2_metadata_update_fragment(), pps(), pps_scc_extension(), pred_weight_table(), read_ts(), sei_recovery_point(), slice_header(), slice_segment_header(), sps(), and vaapi_encode_mpeg2_init_sequence_params().

#define us	(	width,
		name,
		range_min,
		range_max,
		subs,
		...
	)	xu(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

#define ubs	(	width,
		name,
		subs,
		...
	)	xu(width, name, current->name, 0, MAX_UINT_BITS(width), subs, __VA_ARGS__)

Definition at line 278 of file cbs_h2645.c.

Referenced by pps_scc_extension(), profile_tier_level(), sei_buffering_period(), sei_pic_timing(), sei_time_code(), slice_segment_header(), sps(), and sps_scc_extension().

#define flags	(	name,
		subs,
		...
	)	xu(1, name, current->name, 0, 1, subs, __VA_ARGS__)

Definition at line 280 of file cbs_h2645.c.

#define ues	(	name,
		range_min,
		range_max,
		subs,
		...
	)	xue(name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 282 of file cbs_h2645.c.

Referenced by hrd_parameters(), pps(), scaling_list_data(), sei_active_parameter_sets(), sei_pic_timing(), slice_segment_header(), sps(), st_ref_pic_set(), sub_layer_hrd_parameters(), and vps().

#define is	(	width,
		name,
		range_min,
		range_max,
		subs,
		...
	)	xi(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 284 of file cbs_h2645.c.

#define ibs	(	width,
		name,
		subs,
		...
	)	xi(width, name, current->name, MIN_INT_BITS(width), MAX_INT_BITS(width), subs, __VA_ARGS__)

Definition at line 286 of file cbs_h2645.c.

Referenced by sei_time_code().

#define ses	(	name,
		range_min,
		range_max,
		subs,
		...
	)	xse(name, current->name, range_min, range_max, subs, __VA_ARGS__)

Definition at line 288 of file cbs_h2645.c.

Referenced by pps_range_extension(), pred_weight_table(), scaling_list(), scaling_list_data(), sei_pan_scan_rect(), and sps().

#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 291 of file cbs_h2645.c.

#define READ

Definition at line 297 of file cbs_h2645.c.

#define READWRITE read

Definition at line 381 of file cbs_h2645.c.

#define RWContext GetBitContext

Definition at line 382 of file cbs_h2645.c.

#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 384 of file cbs_h2645.c.

Referenced by extension_data(), payload_extension(), sei(), sei_buffering_period(), sei_payload(), sei_user_data_registered(), and sei_user_data_unregistered().

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

Value:

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

Definition at line 390 of file cbs_h2645.c.

Referenced by dec_ref_pic_marking(), and ref_pic_list_modification().

#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 396 of file cbs_h2645.c.

Referenced by biquad(), calculate_sums(), decode_entropy_coded_image(), encode_packet(), filter_slice(), gen_image(), getpix(), and sbr_neg_odd_64_c().

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

Value:

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

Definition at line 402 of file cbs_h2645.c.

#define infer	(	name,
		value
	)

Value:

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

Definition at line 409 of file cbs_h2645.c.

#define more_rbsp_data ( var ) ((var) = cbs_h2645_read_more_rbsp_data(rw))

Definition at line 419 of file cbs_h2645.c.

Referenced by pps().

#define byte_alignment ( rw ) (get_bits_count(rw) % 8)

Definition at line 421 of file cbs_h2645.c.

#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 423 of file cbs_h2645.c.

Referenced by extension_data(), payload_extension(), pps(), sei_payload(), sei_user_data_registered(), and sei_user_data_unregistered().

#define FUNC ( name ) FUNC_H264(READWRITE, name)

Definition at line 435 of file cbs_h2645.c.

#define FUNC ( name ) FUNC_H265(READWRITE, name)

Definition at line 435 of file cbs_h2645.c.

#define WRITE

Definition at line 380 of file cbs_h2645.c.

#define READWRITE write

Definition at line 381 of file cbs_h2645.c.

#define RWContext PutBitContext

Definition at line 382 of file cbs_h2645.c.

#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 384 of file cbs_h2645.c.

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

Value:

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

Definition at line 390 of file cbs_h2645.c.

#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 396 of file cbs_h2645.c.

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

Value:

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

Definition at line 402 of file cbs_h2645.c.

#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 409 of file cbs_h2645.c.

#define more_rbsp_data ( var ) (var)

Definition at line 419 of file cbs_h2645.c.

#define byte_alignment ( rw ) (put_bits_count(rw) % 8)

Definition at line 421 of file cbs_h2645.c.

#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 423 of file cbs_h2645.c.

#define FUNC ( name ) FUNC_H264(READWRITE, name)

Definition at line 435 of file cbs_h2645.c.

#define FUNC ( name ) FUNC_H265(READWRITE, name)

Definition at line 435 of file cbs_h2645.c.

#define cbs_h2645_replace_ps	(	h26n,
		ps_name,
		ps_var,
		id_element
	)

Value:

static int cbs_h26 ## h26n ## _replace_ ## ps_var(CodedBitstreamContext *ctx, \
                                                  CodedBitstreamUnit *unit)  \
{ \
    CodedBitstreamH26 ## h26n ## Context *priv = ctx->priv_data; \
    H26 ## h26n ## Raw ## ps_name *ps_var = unit->content; \
    unsigned int id = ps_var->id_element; \
    if (id >= FF_ARRAY_ELEMS(priv->ps_var)) { \
        av_log(ctx->log_ctx, AV_LOG_ERROR, "Invalid " #ps_name \
               " id : %d.\n", id); \
        return AVERROR_INVALIDDATA; \
    } \
    if (priv->ps_var[id] == priv->active_ ## ps_var) \
        priv->active_ ## ps_var = NULL ; \
    av_buffer_unref(&priv->ps_var ## _ref[id]); \
    if (unit->content_ref) \
        priv->ps_var ## _ref[id] = av_buffer_ref(unit->content_ref); \
    else \
        priv->ps_var ## _ref[id] = av_buffer_alloc(sizeof(*ps_var)); \
    if (!priv->ps_var ## _ref[id]) \
        return AVERROR(ENOMEM); \
    priv->ps_var[id] = (H26 ## h26n ## Raw ## ps_name *)priv->ps_var ## _ref[id]->data; \
    if (!unit->content_ref) \
        memcpy(priv->ps_var[id], ps_var, sizeof(*ps_var)); \
    return 0; \
}

Definition at line 762 of file cbs_h2645.c.

Function Documentation

static int cbs_read_ue_golomb	(	CodedBitstreamContext *	ctx,
		GetBitContext *	gbc,
		const char *	name,
		const int *	subscripts,
		uint32_t *	write_to,
		uint32_t	range_min,
		uint32_t	range_max
	)

static

Definition at line 34 of file cbs_h2645.c.

static int cbs_read_se_golomb	(	CodedBitstreamContext *	ctx,
		GetBitContext *	gbc,
		const char *	name,
		const int *	subscripts,
		int32_t *	write_to,
		int32_t	range_min,
		int32_t	range_max
	)

static

Definition at line 86 of file cbs_h2645.c.

static int cbs_write_ue_golomb	(	CodedBitstreamContext *	ctx,
		PutBitContext *	pbc,
		const char *	name,
		const int *	subscripts,
		uint32_t	value,
		uint32_t	range_min,
		uint32_t	range_max
	)

static

Definition at line 142 of file cbs_h2645.c.

static int cbs_write_se_golomb	(	CodedBitstreamContext *	ctx,
		PutBitContext *	pbc,
		const char *	name,
		const int *	subscripts,
		int32_t	value,
		int32_t	range_min,
		int32_t	range_max
	)

static

Definition at line 185 of file cbs_h2645.c.

static int cbs_h265_payload_extension_present	(	GetBitContext *	gbc,
		uint32_t	payload_size,
		int	cur_pos
	)

static

Definition at line 238 of file cbs_h2645.c.

Referenced by payload_extension(), and sei_buffering_period().

static int cbs_h2645_read_more_rbsp_data ( GetBitContext * gbc )

static

Definition at line 335 of file cbs_h2645.c.

Referenced by cbs_h2645_replace_ps(), cbs_h265_read_nal_unit(), extension_data(), and sei().

static void cbs_h264_free_pps	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 457 of file cbs_h2645.c.

Referenced by cbs_h2645_replace_ps().

static void cbs_h264_free_sei_payload ( H264RawSEIPayload * payload )

static

Definition at line 464 of file cbs_h2645.c.

Referenced by cbs_h264_free_sei(), ff_cbs_h264_add_sei_message(), and ff_cbs_h264_delete_sei_message().

static void cbs_h264_free_sei	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 487 of file cbs_h2645.c.

Referenced by cbs_h2645_replace_ps(), and ff_cbs_h264_add_sei_message().

static void cbs_h264_free_slice	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 496 of file cbs_h2645.c.

Referenced by cbs_h2645_replace_ps().

static void cbs_h265_free_vps	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 503 of file cbs_h2645.c.

Referenced by cbs_h265_read_nal_unit().

static void cbs_h265_free_sps	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 510 of file cbs_h2645.c.

Referenced by cbs_h265_read_nal_unit().

static void cbs_h265_free_pps	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 517 of file cbs_h2645.c.

Referenced by cbs_h265_read_nal_unit().

static void cbs_h265_free_slice	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 524 of file cbs_h2645.c.

Referenced by cbs_h265_read_nal_unit().

static void cbs_h265_free_sei_payload ( H265RawSEIPayload * payload )

static

Definition at line 531 of file cbs_h2645.c.

Referenced by cbs_h265_free_sei().

static void cbs_h265_free_sei	(	void *	opaque,
		uint8_t *	content
	)

static

Definition at line 560 of file cbs_h2645.c.

Referenced by cbs_h265_read_nal_unit().

static int cbs_h2645_fragment_add_nals	(	CodedBitstreamContext *	ctx,
		CodedBitstreamFragment *	frag,
		const H2645Packet *	packet
	)

static

Definition at line 569 of file cbs_h2645.c.

Referenced by cbs_h2645_split_fragment().

static int cbs_h2645_split_fragment	(	CodedBitstreamContext *	ctx,
		CodedBitstreamFragment *	frag,
		int	header
	)

static

Definition at line 603 of file cbs_h2645.c.

cbs_h2645_replace_ps	(	cbs_h2645_replace_ps(	4,
		cbs_h2645_replace_ps(	SPS,
		cbs_h2645_replace_ps(	sps,
		seq_parameter_set_id
	)

Definition at line 789 of file cbs_h2645.c.

static int cbs_h265_read_nal_unit	(	CodedBitstreamContext *	ctx,
		CodedBitstreamUnit *	unit
	)

static

Definition at line 954 of file cbs_h2645.c.

static int cbs_h2645_write_slice_data	(	CodedBitstreamContext *	ctx,
		PutBitContext *	pbc,
		const uint8_t *	data,
		size_t	data_size,
		int	data_bit_start
	)

static

Definition at line 1106 of file cbs_h2645.c.

Referenced by cbs_h264_write_nal_unit(), and cbs_h265_write_nal_unit().

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

static

Definition at line 1164 of file cbs_h2645.c.

static int cbs_h265_write_nal_unit	(	CodedBitstreamContext *	ctx,
		CodedBitstreamUnit *	unit,
		PutBitContext *	pbc
	)

static

Definition at line 1281 of file cbs_h2645.c.

static int cbs_h2645_assemble_fragment	(	CodedBitstreamContext *	ctx,
		CodedBitstreamFragment *	frag
	)

static

Definition at line 1393 of file cbs_h2645.c.

static void cbs_h264_close ( CodedBitstreamContext * ctx )

static

Definition at line 1480 of file cbs_h2645.c.

static void cbs_h265_close ( CodedBitstreamContext * ctx )

static

Definition at line 1493 of file cbs_h2645.c.

int ff_cbs_h264_add_sei_message	(	CodedBitstreamFragment *	access_unit,
		H264RawSEIPayload *	payload
	)

Add an SEI message to an access unit.

On success, the payload will be owned by a unit in access_unit; on failure, the content of the payload will be freed.

Definition at line 1534 of file cbs_h2645.c.

Referenced by h264_metadata_filter().

void ff_cbs_h264_delete_sei_message	(	CodedBitstreamFragment *	access_unit,
		CodedBitstreamUnit *	nal_unit,
		int	position
	)

Delete an SEI message from an access unit.

Deletes from nal_unit, which must be an SEI NAL unit. If this is the last message in nal_unit, also deletes it from access_unit.

Requires nal_unit to be a unit in access_unit and position to be >= 0 and < the payload count of the SEI nal_unit.

Definition at line 1595 of file cbs_h2645.c.

Referenced by h264_metadata_filter().

Variable Documentation

const CodedBitstreamType ff_cbs_type_h264

Initial value:

= {
    .codec_id          = AV_CODEC_ID_H264,
    .priv_data_size    = sizeof(CodedBitstreamH264Context),
    .split_fragment    = &cbs_h2645_split_fragment,
    .read_unit         = &cbs_h264_read_nal_unit,
    .write_unit        = &cbs_h264_write_nal_unit,
    .assemble_fragment = &cbs_h2645_assemble_fragment,
    .close             = &cbs_h264_close,
}

Definition at line 1508 of file cbs_h2645.c.

const CodedBitstreamType ff_cbs_type_h265

Initial value:

= {
    .codec_id          = AV_CODEC_ID_HEVC,
    .priv_data_size    = sizeof(CodedBitstreamH265Context),
    .split_fragment    = &cbs_h2645_split_fragment,
    .read_unit         = &cbs_h265_read_nal_unit,
    .write_unit        = &cbs_h265_write_nal_unit,
    .assemble_fragment = &cbs_h2645_assemble_fragment,
    .close             = &cbs_h265_close,
}

Definition at line 1521 of file cbs_h2645.c.

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation