prosumer.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "avcodec.h"
#include "bytestream.h"
#include "codec_internal.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	ProSumerContext

Macros
#define	PAIR(high, low)   (((uint64_t)(high) << 32) | low)
#define	TB(i)   (1 + ((i) > 10) + ((i) > 49))

Functions
static int	decompress (GetByteContext *gb, int size, PutByteContext *pb, const uint32_t *lut)
static void	vertical_predict (uint32_t *dst, int offset, const uint32_t *src, int stride, int height)
static int	decode_frame (AVCodecContext *avctx, AVFrame *frame, int *got_frame, AVPacket *avpkt)
static void	fill_elements (uint32_t idx, uint32_t shift, uint32_t *e0, uint32_t *e1)
static void	fill_lut (uint32_t *lut)
static av_cold int	decode_init (AVCodecContext *avctx)
static av_cold int	decode_close (AVCodecContext *avctx)

Variables
static const uint16_t	table []
const FFCodec	ff_prosumer_decoder

Macro Definition Documentation

PAIR

#define PAIR	(		high,
			low
	)		(((uint64_t)(high) << 32) | low)

Definition at line 47 of file prosumer.c.

TB

#define TB

(

i

)

(1 + ((i) > 10) + ((i) > 49))

Definition at line 205 of file prosumer.c.

Function Documentation

decompress()

static int decompress ( GetByteContext *  gb, int  size, PutByteContext *  pb, const uint32_t *  lut  )

static

Definition at line 49 of file prosumer.c.

Referenced by decode_frame().

vertical_predict()

static void vertical_predict ( uint32_t *  dst, int  offset, const uint32_t *  src, int  stride, int  height  )

static

Definition at line 133 of file prosumer.c.

Referenced by decode_frame().

decode_frame()

static int decode_frame ( AVCodecContext *  avctx, AVFrame *  frame, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 147 of file prosumer.c.

fill_elements()

static void fill_elements ( uint32_t  idx, uint32_t  shift, uint32_t *  e0, uint32_t *  e1  )

static

Definition at line 282 of file prosumer.c.

Referenced by fill_lut().

fill_lut()

static void fill_lut ( uint32_t *  lut )

static

Definition at line 308 of file prosumer.c.

Referenced by decode_init().

decode_init()

static av_cold int decode_init ( AVCodecContext *  avctx )

static

Definition at line 338 of file prosumer.c.

decode_close()

static av_cold int decode_close ( AVCodecContext *  avctx )

static

Definition at line 358 of file prosumer.c.

Variable Documentation

table

const uint16_t table[]

static

Definition at line 206 of file prosumer.c.

Referenced by adpcm_decode_frame(), adpcm_swf_decode(), asv2_get_vlc2(), atrac3_init_static_data(), avs_decode_frame(), bink_init_vlcs(), build_filter(), build_huffman(), build_table(), build_vlc(), decode_band_numwavs(), decode_channel(), decode_frame(), decode_gainc_levels(), decode_gainc_loc_codes(), decode_gainc_npoints(), decode_group3_1d_line(), decode_group3_2d_line(), decode_init(), decode_residual(), decode_tones_amplitude(), decode_tones_frequency(), decode_tones_info(), delta_decode(), dequant_lsps(), dxv_decompress_opcodes(), encode_block(), ff_dca_vlc_calc_quant_bits(), ff_dca_vlc_enc_quant(), ff_generate_wave_table(), ff_init_2d_vlc_rl(), ff_init_gamma_convert(), ff_mpa_l2_select_table(), ff_qp_table_extract(), ff_rl_init_vlc(), ff_wma_init(), fft_lut_init(), fill_elements(), fill_gv_table(), fill_ltable(), fill_lut(), fill_rgb2yuv_table(), fill_table(), free_lut(), gainc_level_mode1m(), gamma_convert(), get_opcodes(), get_qtable(), get_vlc2(), id3v2_check_write_tag(), idx_to_quant(), in_table_int16(), init_ptable(), init_vlcs(), ir2_decode_plane(), ir2_decode_plane_inter(), mov_read_sbgp(), mp_decode_layer2(), MPA_encode_init(), mpc8_decode_frame(), qdmc_get_vlc(), quantize(), read_argb_line(), read_huff_channels(), read_quant_spectral_coeffs(), read_table(), rv10_init_static(), rv34_decode_cbp(), rv40_decode_intra_types(), rv40_decode_mb_info(), sbr_env_estimate(), sbr_mapping(), scale_frame(), scd_read_table(), set_idx(), smk_get_code(), smka_decode_frame(), svq1_decode_block_intra(), svq1_decode_block_non_intra(), svq1_static_init(), sws_getColorspaceDetails(), sws_setColorspaceDetails(), tscc2_decode_mb(), unpack_vlcs(), uri_table_destroy(), uri_table_init(), uri_table_map(), uri_table_unmap(), vc1_decode_ac_coeff(), vp4_get_mv(), x8_init_vlc(), and xan_decode_chroma().

ff_prosumer_decoder

const FFCodec ff_prosumer_decoder

Initial value:

= {
    .p.name         = "prosumer",
    .p.long_name    = NULL_IF_CONFIG_SMALL("Brooktree ProSumer Video"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_PROSUMER,
    .priv_data_size = sizeof(ProSumerContext),
    .init           = decode_init,
    FF_CODEC_DECODE_CB(decode_frame),
    .close          = decode_close,
    .p.capabilities = AV_CODEC_CAP_DR1,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE |
                      FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 368 of file prosumer.c.