hvirtual/libmpeg3/video/slice.c File Reference

#include "mpeg3private.h"
#include "mpeg3protos.h"
#include <pthread.h>
#include <stdlib.h>

Include dependency graph for slice.c:

Go to the source code of this file.

Defines
#define	CLIP(x)   ((x) >= 0 ? ((x) < 255 ? (x) : 255) : 0)
Functions
int	mpeg3_new_slice_buffer (mpeg3_slice_buffer_t *slice_buffer)
int	mpeg3_delete_slice_buffer (mpeg3_slice_buffer_t *slice_buffer)
int	mpeg3_expand_slice_buffer (mpeg3_slice_buffer_t *slice_buffer)
static int	mpeg3video_addblock (mpeg3_slice_t *slice, mpeg3video_t *video, int comp, int bx, int by, int dct_type, int addflag)
int	mpeg3_decode_slice (mpeg3_slice_t *slice)
void	mpeg3_slice_loop (mpeg3_slice_t *slice)
int	mpeg3_new_slice_decoder (void *video, mpeg3_slice_t *slice)
int	mpeg3_delete_slice_decoder (mpeg3_slice_t *slice)

---

Define Documentation

#define CLIP

(

x

)

((x) >= 0 ? ((x) < 255 ? (x) : 255) : 0)

Definition at line 7 of file slice.c.

---

Function Documentation

int mpeg3_decode_slice

(

mpeg3_slice_t *

slice

)

Definition at line 163 of file slice.c.

References mpeg3video_t::back_r_size, mpeg3video_t::blk_cnt, mpeg3_slice_t::block, BOTTOM_FIELD, mpeg3_slice_buffer_t::buffer_size, CHROMA422, CHROMA444, mpeg3video_t::chroma_format, comp, mpeg3video_t::conceal_mv, mpeg3_slice_buffer_t::current_position, mpeg3_slice_t::fault, mpeg3video_t::forw_r_size, FRAME_PICTURE, mpeg3video_t::full_back, mpeg3video_t::full_forw, mpeg3video_t::h_back_r_size, mpeg3video_t::h_forw_r_size, I_TYPE, MB_BACKWARD, MB_FORWARD, mpeg3video_t::mb_height, MB_INTRA, MB_PATTERN, MB_QUANT, mpeg3video_t::mb_width, MC_FIELD, MC_FRAME, mpeg3video_t::mpeg2, mpeg3_non_linear_mquant_table, mpeg3slice_flushbit, mpeg3slice_getbits(), mpeg3slice_getbits2(), mpeg3slice_showbits(), mpeg3video_addblock(), mpeg3video_clearblock(), mpeg3video_get_cbp(), mpeg3video_get_macroblock_address(), mpeg3video_getinterblock(), mpeg3video_getintrablock(), mpeg3video_getmpg2interblock(), mpeg3video_getmpg2intrablock(), mpeg3video_getslicehdr(), mpeg3video_idct_conversion(), mpeg3video_macroblock_modes(), mpeg3video_motion_vector(), mpeg3video_motion_vectors(), mpeg3video_reconstruct(), P_TYPE, mpeg3video_t::pict_struct, mpeg3video_t::pict_type, mpeg3video_t::qscale_type, mpeg3_slice_t::quant_scale, SC_DP, mpeg3video_t::scalable_mode, mpeg3_slice_t::slice_buffer, mpeg3video_t::v_back_r_size, mpeg3video_t::v_forw_r_size, and mpeg3_slice_t::video.

Referenced by mpeg3_slice_loop().

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int mpeg3_delete_slice_buffer

(

mpeg3_slice_buffer_t *

slice_buffer

)

Definition at line 27 of file slice.c.

References mpeg3_slice_buffer_t::completion_lock, and mpeg3_slice_buffer_t::data.

Referenced by mpeg3video_delete_struct().

int mpeg3_delete_slice_decoder

(

mpeg3_slice_t *

slice

)

Definition at line 572 of file slice.c.

References mpeg3_slice_t::done, mpeg3_slice_t::input_lock, mpeg3_slice_t::output_lock, and mpeg3_slice_t::tid.

Referenced by mpeg3video_allocate_decoders(), and mpeg3video_delete_struct().

int mpeg3_expand_slice_buffer

(

mpeg3_slice_buffer_t *

slice_buffer

)

Definition at line 34 of file slice.c.

References mpeg3_slice_buffer_t::buffer_allocation, mpeg3_slice_buffer_t::buffer_size, and mpeg3_slice_buffer_t::data.

Referenced by mpeg3video_get_macroblocks().

int mpeg3_new_slice_buffer

(

mpeg3_slice_buffer_t *

slice_buffer

)

Definition at line 10 of file slice.c.

References mpeg3_slice_buffer_t::bits, mpeg3_slice_buffer_t::bits_size, mpeg3_slice_buffer_t::buffer_allocation, mpeg3_slice_buffer_t::buffer_size, mpeg3_slice_buffer_t::completion_lock, mpeg3_slice_buffer_t::current_position, mpeg3_slice_buffer_t::data, and mpeg3_slice_buffer_t::done.

Referenced by mpeg3video_get_macroblocks().

int mpeg3_new_slice_decoder	(	void *	video,
		mpeg3_slice_t *	slice
	)

Definition at line 550 of file slice.c.

References mpeg3_slice_t::completion_lock, mpeg3_slice_t::done, mpeg3_slice_t::input_lock, mpeg3_slice_loop(), mpeg3_slice_t::output_lock, mpeg3_slice_t::tid, and mpeg3_slice_t::video.

Referenced by mpeg3video_allocate_decoders().

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void mpeg3_slice_loop

(

mpeg3_slice_t *

slice

)

Definition at line 487 of file slice.c.

References mpeg3_slice_t::buffer_step, mpeg3_slice_t::completion_lock, mpeg3_slice_buffer_t::completion_lock, mpeg3_slice_t::current_buffer, mpeg3_slice_buffer_t::done, mpeg3_slice_t::done, mpeg3_slice_t::input_lock, mpeg3_slice_t::last_buffer, mpeg3_decode_slice(), mpeg3_slice_t::output_lock, mpeg3_slice_t::slice_buffer, mpeg3video_t::slice_buffers, mpeg3video_t::slice_lock, mpeg3video_t::total_slice_buffers, and mpeg3_slice_t::video.

Referenced by mpeg3_new_slice_decoder().

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static int mpeg3video_addblock	(	mpeg3_slice_t *	slice,
		mpeg3video_t *	video,
		int	comp,
		int	bx,
		int	by,
		int	dct_type,
		int	addflag
	)			[inline, static]

Definition at line 50 of file slice.c.

References mpeg3_slice_t::block, mpeg3video_t::chrom_width, CHROMA420, CHROMA444, mpeg3video_t::chroma_format, CLIP, mpeg3video_t::coded_picture_width, FRAME_PICTURE, mpeg3video_t::newframe, mpeg3video_t::pict_struct, and mpeg3_slice_t::sparse.

Referenced by mpeg3_decode_slice().