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Indeo 5 decoder
Originally committed as revision 21695 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov
parent
daaf6e3e9e
commit
5bebe94d86
@ -55,6 +55,7 @@ version <next>:
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- enable symbol versioning by default for linkers that support it
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- IFF PBM/ILBM bitmap decoder
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- concat protocol
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- Indeo 5 decoder
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@ -136,7 +136,9 @@ Codecs:
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idcinvideo.c Mike Melanson
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imc* Benjamin Larsson
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indeo2* Kostya Shishkov
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indeo5* Kostya Shishkov
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interplayvideo.c Mike Melanson
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ivi* Kostya Shishkov
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jpeg_ls.c Kostya Shishkov
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kmvc.c Kostya Shishkov
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lcl*.c Roberto Togni, Reimar Doeffinger
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@ -394,6 +394,7 @@ following image formats are supported:
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@item Intel H.263 @tab @tab X
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@item Intel Indeo 2 @tab @tab X
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@item Intel Indeo 3 @tab @tab X
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@item Intel Indeo 5 @tab @tab X
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@item Interplay C93 @tab @tab X
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@tab Used in the game Cyberia from Interplay.
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@item Interplay MVE video @tab @tab X
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@ -149,6 +149,7 @@ OBJS-$(CONFIG_IFF_ILBM_DECODER) += iff.o
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OBJS-$(CONFIG_IMC_DECODER) += imc.o
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OBJS-$(CONFIG_INDEO2_DECODER) += indeo2.o
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OBJS-$(CONFIG_INDEO3_DECODER) += indeo3.o
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OBJS-$(CONFIG_INDEO5_DECODER) += indeo5.o ivi_common.o ivi_dsp.o
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OBJS-$(CONFIG_INTERPLAY_DPCM_DECODER) += dpcm.o
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OBJS-$(CONFIG_INTERPLAY_VIDEO_DECODER) += interplayvideo.o
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OBJS-$(CONFIG_JPEGLS_DECODER) += jpeglsdec.o jpegls.o \
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@ -118,6 +118,7 @@ void avcodec_register_all(void)
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REGISTER_DECODER (IFF_ILBM, iff_ilbm);
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REGISTER_DECODER (INDEO2, indeo2);
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REGISTER_DECODER (INDEO3, indeo3);
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REGISTER_DECODER (INDEO5, indeo5);
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REGISTER_DECODER (INTERPLAY_VIDEO, interplay_video);
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REGISTER_ENCDEC (JPEGLS, jpegls);
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REGISTER_DECODER (KMVC, kmvc);
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@ -30,7 +30,7 @@
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#include "libavutil/avutil.h"
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#define LIBAVCODEC_VERSION_MAJOR 52
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#define LIBAVCODEC_VERSION_MINOR 52
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#define LIBAVCODEC_VERSION_MINOR 53
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#define LIBAVCODEC_VERSION_MICRO 0
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#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
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885
libavcodec/indeo5.c
Normal file
885
libavcodec/indeo5.c
Normal file
@ -0,0 +1,885 @@
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/*
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* Indeo Video Interactive v5 compatible decoder
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* Copyright (c) 2009 Maxim Poliakovski
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file libavcodec/indeo5.c
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* Indeo Video Interactive version 5 decoder
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*
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* Indeo5 data is usually transported within .avi or .mov files.
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* Known FOURCCs: 'IV50'
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*/
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#define ALT_BITSTREAM_READER_LE
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#include "avcodec.h"
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#include "get_bits.h"
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#include "ivi_dsp.h"
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#include "ivi_common.h"
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#include "indeo5data.h"
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/**
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* Indeo5 frame types.
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*/
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enum {
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FRAMETYPE_INTRA = 0,
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FRAMETYPE_INTER = 1, ///< non-droppable P-frame
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FRAMETYPE_INTER_SCAL = 2, ///< droppable P-frame used in the scalability mode
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FRAMETYPE_INTER_NOREF = 3, ///< droppable P-frame
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FRAMETYPE_NULL = 4 ///< empty frame with no data
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};
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#define IVI5_PIC_SIZE_ESC 15
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#define IVI5_IS_PROTECTED 0x20
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typedef struct {
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GetBitContext gb;
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AVFrame frame;
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RVMapDesc rvmap_tabs[9]; ///< local corrected copy of the static rvmap tables
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IVIPlaneDesc planes[3]; ///< color planes
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const uint8_t *frame_data; ///< input frame data pointer
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int buf_switch; ///< used to switch between three buffers
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int dst_buf;
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int ref_buf;
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uint32_t frame_size; ///< frame size in bytes
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int frame_type;
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int prev_frame_type; ///< frame type of the previous frame
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int frame_num;
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uint32_t pic_hdr_size; ///< picture header size in bytes
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uint8_t frame_flags;
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uint16_t checksum; ///< frame checksum
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int16_t mb_huff_sel; ///< MB huffman table selector
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IVIHuffDesc mb_huff_desc; ///< MB table descriptor associated with the selector above
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VLC *mb_vlc; ///< ptr to the vlc table for decoding macroblock data
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VLC mb_vlc_cust; ///< custom macroblock vlc table
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uint16_t gop_hdr_size;
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uint8_t gop_flags;
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int is_scalable;
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uint32_t lock_word;
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IVIPicConfig pic_conf;
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} IVI5DecContext;
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//! static vlc tables (initialized at startup)
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static VLC mb_vlc_tabs [8];
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static VLC blk_vlc_tabs[8];
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/**
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* Decodes Indeo5 GOP (Group of pictures) header.
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* This header is present in key frames only.
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* It defines parameters for all frames in a GOP.
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*
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* @param ctx [in,out] ptr to the decoder context
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* @param avctx [in] ptr to the AVCodecContext
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* @return result code: 0 = OK, -1 = error
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*/
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static int decode_gop_header(IVI5DecContext *ctx, AVCodecContext *avctx)
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{
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int result, i, p, tile_size, pic_size_indx, mb_size, blk_size, blk_size_changed = 0;
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IVIBandDesc *band, *band1, *band2;
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IVIPicConfig pic_conf;
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ctx->gop_flags = get_bits(&ctx->gb, 8);
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ctx->gop_hdr_size = (ctx->gop_flags & 1) ? get_bits(&ctx->gb, 16) : 0;
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if (ctx->gop_flags & IVI5_IS_PROTECTED)
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ctx->lock_word = get_bits_long(&ctx->gb, 32);
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tile_size = (ctx->gop_flags & 0x40) ? 64 << get_bits(&ctx->gb, 2) : 0;
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if (tile_size > 256) {
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av_log(avctx, AV_LOG_ERROR, "Invalid tile size: %d\n", tile_size);
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return -1;
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}
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/* decode number of wavelet bands */
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/* num_levels * 3 + 1 */
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pic_conf.luma_bands = get_bits(&ctx->gb, 2) * 3 + 1;
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pic_conf.chroma_bands = get_bits1(&ctx->gb) * 3 + 1;
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ctx->is_scalable = pic_conf.luma_bands != 1 || pic_conf.chroma_bands != 1;
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if (ctx->is_scalable && (pic_conf.luma_bands != 4 || pic_conf.chroma_bands != 1)) {
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av_log(avctx, AV_LOG_ERROR, "Scalability: unsupported subdivision! Luma bands: %d, chroma bands: %d\n",
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pic_conf.luma_bands, pic_conf.chroma_bands);
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return -1;
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}
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pic_size_indx = get_bits(&ctx->gb, 4);
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if (pic_size_indx == IVI5_PIC_SIZE_ESC) {
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pic_conf.pic_height = get_bits(&ctx->gb, 13);
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pic_conf.pic_width = get_bits(&ctx->gb, 13);
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} else {
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pic_conf.pic_height = ivi5_common_pic_sizes[pic_size_indx * 2 + 1] << 2;
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pic_conf.pic_width = ivi5_common_pic_sizes[pic_size_indx * 2 ] << 2;
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}
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if (ctx->gop_flags & 2) {
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av_log(avctx, AV_LOG_ERROR, "YV12 picture format not supported!\n");
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return -1;
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}
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pic_conf.chroma_height = (pic_conf.pic_height + 3) >> 2;
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pic_conf.chroma_width = (pic_conf.pic_width + 3) >> 2;
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if (!tile_size) {
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pic_conf.tile_height = pic_conf.pic_height;
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pic_conf.tile_width = pic_conf.pic_width;
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} else {
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pic_conf.tile_height = pic_conf.tile_width = tile_size;
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}
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/* check if picture layout was changed and reallocate buffers */
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if (ivi_pic_config_cmp(&pic_conf, &ctx->pic_conf)) {
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result = ff_ivi_init_planes(ctx->planes, &pic_conf);
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if (result) {
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av_log(avctx, AV_LOG_ERROR, "Couldn't reallocate color planes!\n");
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return -1;
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}
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ctx->pic_conf = pic_conf;
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blk_size_changed = 1; /* force reallocation of the internal structures */
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}
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for (p = 0; p <= 1; p++) {
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for (i = 0; i < (!p ? pic_conf.luma_bands : pic_conf.chroma_bands); i++) {
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band = &ctx->planes[p].bands[i];
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band->is_halfpel = get_bits1(&ctx->gb);
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mb_size = get_bits1(&ctx->gb);
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blk_size = 8 >> get_bits1(&ctx->gb);
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mb_size = blk_size << !mb_size;
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blk_size_changed = mb_size != band->mb_size || blk_size != band->blk_size;
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if (blk_size_changed) {
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band->mb_size = mb_size;
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band->blk_size = blk_size;
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}
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if (get_bits1(&ctx->gb)) {
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av_log(avctx, AV_LOG_ERROR, "Extended transform info encountered!\n");
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return -1;
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}
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/* select transform function and scan pattern according to plane and band number */
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switch ((p << 2) + i) {
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case 0:
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band->inv_transform = ff_ivi_inverse_slant_8x8;
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band->dc_transform = ff_ivi_dc_slant_2d;
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band->scan = ivi5_scans8x8[0];
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break;
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case 1:
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band->inv_transform = ff_ivi_row_slant8;
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band->dc_transform = ff_ivi_dc_row_slant;
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band->scan = ivi5_scans8x8[1];
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break;
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case 2:
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band->inv_transform = ff_ivi_col_slant8;
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band->dc_transform = ff_ivi_dc_col_slant;
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band->scan = ivi5_scans8x8[2];
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break;
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case 3:
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band->inv_transform = ff_ivi_put_pixels_8x8;
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band->dc_transform = ff_ivi_put_dc_pixel_8x8;
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band->scan = ivi5_scans8x8[2];
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break;
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case 4:
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band->inv_transform = ff_ivi_inverse_slant_4x4;
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band->dc_transform = ff_ivi_dc_slant_2d;
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band->scan = ivi5_scan4x4;
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break;
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}
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band->is_2d_trans = band->inv_transform == ff_ivi_inverse_slant_8x8 ||
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band->inv_transform == ff_ivi_inverse_slant_4x4;
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/* select dequant matrix according to plane and band number */
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if (!p) {
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band->quant_mat = (pic_conf.luma_bands > 1) ? i+1 : 0;
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} else {
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band->quant_mat = 5;
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}
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if (get_bits(&ctx->gb, 2)) {
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av_log(avctx, AV_LOG_ERROR, "End marker missing!\n");
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return -1;
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}
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}
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}
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/* copy chroma parameters into the 2nd chroma plane */
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for (i = 0; i < pic_conf.chroma_bands; i++) {
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band1 = &ctx->planes[1].bands[i];
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band2 = &ctx->planes[2].bands[i];
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band2->width = band1->width;
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band2->height = band1->height;
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band2->mb_size = band1->mb_size;
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band2->blk_size = band1->blk_size;
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band2->is_halfpel = band1->is_halfpel;
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band2->quant_mat = band1->quant_mat;
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band2->scan = band1->scan;
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band2->inv_transform = band1->inv_transform;
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band2->dc_transform = band1->dc_transform;
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band2->is_2d_trans = band1->is_2d_trans;
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}
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/* reallocate internal structures if needed */
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if (blk_size_changed) {
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result = ff_ivi_init_tiles(ctx->planes, pic_conf.tile_width,
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pic_conf.tile_height);
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if (result) {
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av_log(avctx, AV_LOG_ERROR,
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"Couldn't reallocate internal structures!\n");
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return -1;
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}
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}
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if (ctx->gop_flags & 8) {
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if (get_bits(&ctx->gb, 3)) {
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av_log(avctx, AV_LOG_ERROR, "Alignment bits are not zero!\n");
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return -1;
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}
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if (get_bits1(&ctx->gb))
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skip_bits_long(&ctx->gb, 24); /* skip transparency fill color */
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}
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align_get_bits(&ctx->gb);
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skip_bits(&ctx->gb, 23); /* FIXME: unknown meaning */
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/* skip GOP extension if any */
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if (get_bits1(&ctx->gb)) {
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do {
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i = get_bits(&ctx->gb, 16);
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} while (i & 0x8000);
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}
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align_get_bits(&ctx->gb);
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return 0;
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}
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/**
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* Skips a header extension.
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*
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* @param gb [in,out] the GetBit context
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*/
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static inline void skip_hdr_extension(GetBitContext *gb)
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{
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int i, len;
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do {
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len = get_bits(gb, 8);
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for (i = 0; i < len; i++) skip_bits(gb, 8);
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} while(len);
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}
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/**
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* Decodes Indeo5 picture header.
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*
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* @param ctx [in,out] ptr to the decoder context
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* @param avctx [in] ptr to the AVCodecContext
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* @return result code: 0 = OK, -1 = error
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*/
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static int decode_pic_hdr(IVI5DecContext *ctx, AVCodecContext *avctx)
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{
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int result;
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IVIHuffDesc new_huff;
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if (get_bits(&ctx->gb, 5) != 0x1F) {
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av_log(avctx, AV_LOG_ERROR, "Invalid picture start code!\n");
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return -1;
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}
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ctx->prev_frame_type = ctx->frame_type;
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ctx->frame_type = get_bits(&ctx->gb, 3);
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if (ctx->frame_type >= 5) {
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av_log(avctx, AV_LOG_ERROR, "Invalid frame type: %d \n", ctx->frame_type);
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return -1;
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}
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ctx->frame_num = get_bits(&ctx->gb, 8);
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if (ctx->frame_type == FRAMETYPE_INTRA) {
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if (decode_gop_header(ctx, avctx))
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return -1;
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}
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if (ctx->frame_type != FRAMETYPE_NULL) {
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ctx->frame_flags = get_bits(&ctx->gb, 8);
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ctx->pic_hdr_size = (ctx->frame_flags & 1) ? get_bits_long(&ctx->gb, 24) : 0;
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ctx->checksum = (ctx->frame_flags & 0x10) ? get_bits(&ctx->gb, 16) : 0;
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/* skip unknown extension if any */
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if (ctx->frame_flags & 0x20)
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skip_hdr_extension(&ctx->gb); /* XXX: untested */
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/* decode macroblock huffman codebook */
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if (ctx->frame_flags & 0x40) {
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ctx->mb_huff_sel = ff_ivi_dec_huff_desc(&ctx->gb, &new_huff);
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if (ctx->mb_huff_sel != 7) {
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ctx->mb_vlc = &mb_vlc_tabs[ctx->mb_huff_sel];
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} else {
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if (ff_ivi_huff_desc_cmp(&new_huff, &ctx->mb_huff_desc)) {
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ff_ivi_huff_desc_copy(&ctx->mb_huff_desc, &new_huff);
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if (ctx->mb_vlc_cust.table)
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free_vlc(&ctx->mb_vlc_cust);
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result = ff_ivi_create_huff_from_desc(&ctx->mb_huff_desc,
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&ctx->mb_vlc_cust, 0);
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if (result) {
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av_log(avctx, AV_LOG_ERROR, "Error while initializing custom macroblock vlc table!\n");
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return -1;
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}
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}
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ctx->mb_vlc = &ctx->mb_vlc_cust;
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}
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} else {
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ctx->mb_vlc = &mb_vlc_tabs[7]; /* select the default macroblock huffman table */
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}
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skip_bits(&ctx->gb, 3); /* FIXME: unknown meaning! */
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}
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align_get_bits(&ctx->gb);
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return 0;
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}
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/**
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* Decodes Indeo5 band header.
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||||
*
|
||||
* @param ctx [in,out] ptr to the decoder context
|
||||
* @param band [in,out] ptr to the band descriptor
|
||||
* @param avctx [in] ptr to the AVCodecContext
|
||||
* @return result code: 0 = OK, -1 = error
|
||||
*/
|
||||
static int decode_band_hdr(IVI5DecContext *ctx, IVIBandDesc *band,
|
||||
AVCodecContext *avctx)
|
||||
{
|
||||
int i, result;
|
||||
uint8_t band_flags;
|
||||
IVIHuffDesc new_huff;
|
||||
|
||||
band_flags = get_bits(&ctx->gb, 8);
|
||||
|
||||
if (band_flags & 1) {
|
||||
band->is_empty = 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
band->data_size = (ctx->frame_flags & 0x80) ? get_bits_long(&ctx->gb, 24) : 0;
|
||||
|
||||
band->inherit_mv = band_flags & 2;
|
||||
band->inherit_qdelta = band_flags & 8;
|
||||
band->qdelta_present = band_flags & 4;
|
||||
if (!band->qdelta_present) band->inherit_qdelta = 1;
|
||||
|
||||
/* decode rvmap probability corrections if any */
|
||||
band->num_corr = 0; /* there are no corrections */
|
||||
if (band_flags & 0x10) {
|
||||
band->num_corr = get_bits(&ctx->gb, 8); /* get number of correction pairs */
|
||||
if (band->num_corr > 61) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Too many corrections: %d\n",
|
||||
band->num_corr);
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* read correction pairs */
|
||||
for (i = 0; i < band->num_corr * 2; i++)
|
||||
band->corr[i] = get_bits(&ctx->gb, 8);
|
||||
}
|
||||
|
||||
/* select appropriate rvmap table for this band */
|
||||
band->rvmap_sel = (band_flags & 0x40) ? get_bits(&ctx->gb, 3) : 8;
|
||||
|
||||
/* decode block huffman codebook */
|
||||
if (band_flags & 0x80) {
|
||||
band->huff_sel = ff_ivi_dec_huff_desc(&ctx->gb, &new_huff);
|
||||
if (band->huff_sel != 7) {
|
||||
band->blk_vlc = &blk_vlc_tabs[band->huff_sel];
|
||||
} else {
|
||||
if (ff_ivi_huff_desc_cmp(&new_huff, &band->huff_desc)) {
|
||||
ff_ivi_huff_desc_copy(&band->huff_desc, &new_huff);
|
||||
|
||||
if (band->blk_vlc_cust.table)
|
||||
free_vlc(&band->blk_vlc_cust);
|
||||
result = ff_ivi_create_huff_from_desc(&band->huff_desc,
|
||||
&band->blk_vlc_cust, 0);
|
||||
if (result) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Error while initializing custom block vlc table!\n");
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
band->blk_vlc = &band->blk_vlc_cust;
|
||||
}
|
||||
} else {
|
||||
band->blk_vlc = &blk_vlc_tabs[7]; /* select the default macroblock huffman table */
|
||||
}
|
||||
|
||||
band->checksum_present = get_bits1(&ctx->gb);
|
||||
if (band->checksum_present)
|
||||
band->checksum = get_bits(&ctx->gb, 16);
|
||||
|
||||
band->glob_quant = get_bits(&ctx->gb, 5);
|
||||
|
||||
/* skip unknown extension if any */
|
||||
if (band_flags & 0x20) { /* XXX: untested */
|
||||
align_get_bits(&ctx->gb);
|
||||
skip_hdr_extension(&ctx->gb);
|
||||
}
|
||||
|
||||
align_get_bits(&ctx->gb);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Decodes info (block type, cbp, quant delta, motion vector)
|
||||
* for all macroblocks in the current tile.
|
||||
*
|
||||
* @param ctx [in,out] ptr to the decoder context
|
||||
* @param band [in,out] ptr to the band descriptor
|
||||
* @param tile [in,out] ptr to the tile descriptor
|
||||
* @param avctx [in] ptr to the AVCodecContext
|
||||
* @return result code: 0 = OK, -1 = error
|
||||
*/
|
||||
static int decode_mb_info(IVI5DecContext *ctx, IVIBandDesc *band,
|
||||
IVITile *tile, AVCodecContext *avctx)
|
||||
{
|
||||
int x, y, mv_x, mv_y, mv_delta, offs, mb_offset,
|
||||
mv_scale, blks_per_mb;
|
||||
IVIMbInfo *mb, *ref_mb;
|
||||
int row_offset = band->mb_size * band->pitch;
|
||||
|
||||
mb = tile->mbs;
|
||||
ref_mb = tile->ref_mbs;
|
||||
offs = tile->ypos * band->pitch + tile->xpos;
|
||||
|
||||
/* scale factor for motion vectors */
|
||||
mv_scale = (ctx->planes[0].bands[0].mb_size >> 3) - (band->mb_size >> 3);
|
||||
mv_x = mv_y = 0;
|
||||
|
||||
for (y = tile->ypos; y < (tile->ypos + tile->height); y += band->mb_size) {
|
||||
mb_offset = offs;
|
||||
|
||||
for (x = tile->xpos; x < (tile->xpos + tile->width); x += band->mb_size) {
|
||||
mb->xpos = x;
|
||||
mb->ypos = y;
|
||||
mb->buf_offs = mb_offset;
|
||||
|
||||
if (get_bits1(&ctx->gb)) {
|
||||
if (ctx->frame_type == FRAMETYPE_INTRA) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Empty macroblock in an INTRA picture!\n");
|
||||
return -1;
|
||||
}
|
||||
mb->type = 1; /* empty macroblocks are always INTER */
|
||||
mb->cbp = 0; /* all blocks are empty */
|
||||
|
||||
mb->q_delta = 0;
|
||||
if (!band->plane && !band->band_num && (ctx->frame_flags & 8)) {
|
||||
mb->q_delta = get_vlc2(&ctx->gb, ctx->mb_vlc->table,
|
||||
IVI_VLC_BITS, 1);
|
||||
mb->q_delta = IVI_TOSIGNED(mb->q_delta);
|
||||
}
|
||||
|
||||
mb->mv_x = mb->mv_y = 0; /* no motion vector coded */
|
||||
if (band->inherit_mv){
|
||||
/* motion vector inheritance */
|
||||
if (mv_scale) {
|
||||
mb->mv_x = ivi_scale_mv(ref_mb->mv_x, mv_scale);
|
||||
mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);
|
||||
} else {
|
||||
mb->mv_x = ref_mb->mv_x;
|
||||
mb->mv_y = ref_mb->mv_y;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if (band->inherit_mv) {
|
||||
mb->type = ref_mb->type; /* copy mb_type from corresponding reference mb */
|
||||
} else if (ctx->frame_type == FRAMETYPE_INTRA) {
|
||||
mb->type = 0; /* mb_type is always INTRA for intra-frames */
|
||||
} else {
|
||||
mb->type = get_bits1(&ctx->gb);
|
||||
}
|
||||
|
||||
blks_per_mb = band->mb_size != band->blk_size ? 4 : 1;
|
||||
mb->cbp = get_bits(&ctx->gb, blks_per_mb);
|
||||
|
||||
mb->q_delta = 0;
|
||||
if (band->qdelta_present) {
|
||||
if (band->inherit_qdelta) {
|
||||
if (ref_mb) mb->q_delta = ref_mb->q_delta;
|
||||
} else if (mb->cbp || (!band->plane && !band->band_num &&
|
||||
(ctx->frame_flags & 8))) {
|
||||
mb->q_delta = get_vlc2(&ctx->gb, ctx->mb_vlc->table,
|
||||
IVI_VLC_BITS, 1);
|
||||
mb->q_delta = IVI_TOSIGNED(mb->q_delta);
|
||||
}
|
||||
}
|
||||
|
||||
if (!mb->type) {
|
||||
mb->mv_x = mb->mv_y = 0; /* there is no motion vector in intra-macroblocks */
|
||||
} else {
|
||||
if (band->inherit_mv){
|
||||
/* motion vector inheritance */
|
||||
if (mv_scale) {
|
||||
mb->mv_x = ivi_scale_mv(ref_mb->mv_x, mv_scale);
|
||||
mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);
|
||||
} else {
|
||||
mb->mv_x = ref_mb->mv_x;
|
||||
mb->mv_y = ref_mb->mv_y;
|
||||
}
|
||||
} else {
|
||||
/* decode motion vector deltas */
|
||||
mv_delta = get_vlc2(&ctx->gb, ctx->mb_vlc->table,
|
||||
IVI_VLC_BITS, 1);
|
||||
mv_y += IVI_TOSIGNED(mv_delta);
|
||||
mv_delta = get_vlc2(&ctx->gb, ctx->mb_vlc->table,
|
||||
IVI_VLC_BITS, 1);
|
||||
mv_x += IVI_TOSIGNED(mv_delta);
|
||||
mb->mv_x = mv_x;
|
||||
mb->mv_y = mv_y;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
mb++;
|
||||
if (ref_mb)
|
||||
ref_mb++;
|
||||
mb_offset += band->mb_size;
|
||||
}
|
||||
|
||||
offs += row_offset;
|
||||
}
|
||||
|
||||
align_get_bits(&ctx->gb);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Decodes an Indeo5 band.
|
||||
*
|
||||
* @param ctx [in,out] ptr to the decoder context
|
||||
* @param band [in,out] ptr to the band descriptor
|
||||
* @param avctx [in] ptr to the AVCodecContext
|
||||
* @return result code: 0 = OK, -1 = error
|
||||
*/
|
||||
static int decode_band(IVI5DecContext *ctx, int plane_num,
|
||||
IVIBandDesc *band, AVCodecContext *avctx)
|
||||
{
|
||||
int result, i, t, idx1, idx2;
|
||||
IVITile *tile;
|
||||
uint16_t chksum;
|
||||
|
||||
band->buf = band->bufs[ctx->dst_buf];
|
||||
band->ref_buf = band->bufs[ctx->ref_buf];
|
||||
band->data_ptr = ctx->frame_data + (get_bits_count(&ctx->gb) >> 3);
|
||||
|
||||
result = decode_band_hdr(ctx, band, avctx);
|
||||
if (result) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Error while decoding band header: %d\n",
|
||||
result);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (band->is_empty) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Empty band encountered!\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
band->rv_map = &ctx->rvmap_tabs[band->rvmap_sel];
|
||||
|
||||
/* apply corrections to the selected rvmap table if present */
|
||||
for (i = 0; i < band->num_corr; i++) {
|
||||
idx1 = band->corr[i*2];
|
||||
idx2 = band->corr[i*2+1];
|
||||
FFSWAP(uint8_t, band->rv_map->runtab[idx1], band->rv_map->runtab[idx2]);
|
||||
FFSWAP(int16_t, band->rv_map->valtab[idx1], band->rv_map->valtab[idx2]);
|
||||
}
|
||||
|
||||
for (t = 0; t < band->num_tiles; t++) {
|
||||
tile = &band->tiles[t];
|
||||
|
||||
tile->is_empty = get_bits1(&ctx->gb);
|
||||
if (tile->is_empty) {
|
||||
ff_ivi_process_empty_tile(avctx, band, tile,
|
||||
(ctx->planes[0].bands[0].mb_size >> 3) - (band->mb_size >> 3));
|
||||
align_get_bits(&ctx->gb);
|
||||
} else {
|
||||
tile->data_size = ff_ivi_dec_tile_data_size(&ctx->gb);
|
||||
|
||||
result = decode_mb_info(ctx, band, tile, avctx);
|
||||
if (result < 0)
|
||||
break;
|
||||
|
||||
if (band->blk_size == 8) {
|
||||
band->intra_base = &ivi5_base_quant_8x8_intra[band->quant_mat][0];
|
||||
band->inter_base = &ivi5_base_quant_8x8_inter[band->quant_mat][0];
|
||||
band->intra_scale = &ivi5_scale_quant_8x8_intra[band->quant_mat][0];
|
||||
band->inter_scale = &ivi5_scale_quant_8x8_inter[band->quant_mat][0];
|
||||
} else {
|
||||
band->intra_base = ivi5_base_quant_4x4_intra;
|
||||
band->inter_base = ivi5_base_quant_4x4_inter;
|
||||
band->intra_scale = ivi5_scale_quant_4x4_intra;
|
||||
band->inter_scale = ivi5_scale_quant_4x4_inter;
|
||||
}
|
||||
|
||||
result = ff_ivi_decode_blocks(&ctx->gb, band, tile);
|
||||
if (result < 0) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Corrupted blocks data encountered!\n");
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* restore the selected rvmap table by applying its corrections in reverse order */
|
||||
for (i = band->num_corr-1; i >= 0; i--) {
|
||||
idx1 = band->corr[i*2];
|
||||
idx2 = band->corr[i*2+1];
|
||||
FFSWAP(uint8_t, band->rv_map->runtab[idx1], band->rv_map->runtab[idx2]);
|
||||
FFSWAP(int16_t, band->rv_map->valtab[idx1], band->rv_map->valtab[idx2]);
|
||||
}
|
||||
|
||||
if (IVI_DEBUG && band->checksum_present) {
|
||||
chksum = ivi_calc_band_checksum(band);
|
||||
if (chksum != band->checksum) {
|
||||
av_log(avctx, AV_LOG_ERROR,
|
||||
"Band checksum mismatch! Plane %d, band %d, received: %x, calculated: %x\n",
|
||||
band->plane, band->band_num, band->checksum, chksum);
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Switches buffers.
|
||||
*
|
||||
* @param ctx [in,out] ptr to the decoder context
|
||||
* @param avctx [in] ptr to the AVCodecContext
|
||||
*/
|
||||
static void switch_buffers(IVI5DecContext *ctx, AVCodecContext *avctx)
|
||||
{
|
||||
switch (ctx->frame_type) {
|
||||
case FRAMETYPE_INTRA:
|
||||
ctx->buf_switch = 0;
|
||||
ctx->dst_buf = 0;
|
||||
ctx->ref_buf = 0;
|
||||
break;
|
||||
case FRAMETYPE_INTER:
|
||||
ctx->buf_switch &= 1;
|
||||
/* swap buffers only if there were no droppable frames */
|
||||
if (ctx->prev_frame_type != FRAMETYPE_INTER_NOREF &&
|
||||
ctx->prev_frame_type != FRAMETYPE_INTER_SCAL)
|
||||
ctx->buf_switch ^= 1;
|
||||
ctx->dst_buf = ctx->buf_switch;
|
||||
ctx->ref_buf = ctx->buf_switch ^ 1;
|
||||
break;
|
||||
case FRAMETYPE_INTER_SCAL:
|
||||
if (ctx->prev_frame_type == FRAMETYPE_INTER_NOREF)
|
||||
break;
|
||||
if (ctx->prev_frame_type != FRAMETYPE_INTER_SCAL) {
|
||||
ctx->buf_switch ^= 1;
|
||||
ctx->dst_buf = ctx->buf_switch;
|
||||
ctx->ref_buf = ctx->buf_switch ^ 1;
|
||||
} else {
|
||||
ctx->buf_switch ^= 2;
|
||||
ctx->dst_buf = 2;
|
||||
ctx->ref_buf = ctx->buf_switch & 1;
|
||||
if (!(ctx->buf_switch & 2))
|
||||
FFSWAP(int, ctx->dst_buf, ctx->ref_buf);
|
||||
}
|
||||
break;
|
||||
case FRAMETYPE_INTER_NOREF:
|
||||
if (ctx->prev_frame_type == FRAMETYPE_INTER_SCAL) {
|
||||
ctx->buf_switch ^= 2;
|
||||
ctx->dst_buf = 2;
|
||||
ctx->ref_buf = ctx->buf_switch & 1;
|
||||
if (!(ctx->buf_switch & 2))
|
||||
FFSWAP(int, ctx->dst_buf, ctx->ref_buf);
|
||||
} else {
|
||||
ctx->buf_switch ^= 1;
|
||||
ctx->dst_buf = ctx->buf_switch & 1;
|
||||
ctx->ref_buf = (ctx->buf_switch & 1) ^ 1;
|
||||
}
|
||||
break;
|
||||
case FRAMETYPE_NULL:
|
||||
return;
|
||||
default:
|
||||
av_log(avctx, AV_LOG_ERROR, "unsupported frame type: %d\n", ctx->frame_type);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Initializes Indeo5 decoder.
|
||||
*/
|
||||
static av_cold int decode_init(AVCodecContext *avctx)
|
||||
{
|
||||
IVI5DecContext *ctx = avctx->priv_data;
|
||||
int i, result;
|
||||
|
||||
/* initialize static vlc tables for macroblock/block signals */
|
||||
for (i = 0; i < 8; i++) {
|
||||
ff_ivi_create_huff_from_desc(&ff_ivi_mb_huff_desc[i], &mb_vlc_tabs[i], 1);
|
||||
ff_ivi_create_huff_from_desc(&ff_ivi_blk_huff_desc[i], &blk_vlc_tabs[i], 1);
|
||||
}
|
||||
|
||||
/* copy rvmap tables in our context so we can apply changes to them */
|
||||
memcpy(ctx->rvmap_tabs, ff_ivi_rvmap_tabs, sizeof(ff_ivi_rvmap_tabs));
|
||||
|
||||
/* set the initial picture layout according to the basic profile:
|
||||
there is only one band per plane (no scalability), only one tile (no local decoding)
|
||||
and picture format = YVU9 */
|
||||
ctx->pic_conf.pic_width = avctx->width;
|
||||
ctx->pic_conf.pic_height = avctx->height;
|
||||
ctx->pic_conf.chroma_width = (avctx->width + 3) >> 2;
|
||||
ctx->pic_conf.chroma_height = (avctx->height + 3) >> 2;
|
||||
ctx->pic_conf.tile_width = avctx->width;
|
||||
ctx->pic_conf.tile_height = avctx->height;
|
||||
ctx->pic_conf.luma_bands = ctx->pic_conf.chroma_bands = 1;
|
||||
|
||||
result = ff_ivi_init_planes(ctx->planes, &ctx->pic_conf);
|
||||
if (result) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Couldn't allocate color planes!\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
avctx->pix_fmt = PIX_FMT_YUV410P;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* main decoder function
|
||||
*/
|
||||
static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
|
||||
AVPacket *avpkt)
|
||||
{
|
||||
IVI5DecContext *ctx = avctx->priv_data;
|
||||
const uint8_t *buf = avpkt->data;
|
||||
int buf_size = avpkt->size;
|
||||
int result, p, b;
|
||||
|
||||
init_get_bits(&ctx->gb, buf, buf_size * 8);
|
||||
ctx->frame_data = buf;
|
||||
ctx->frame_size = buf_size;
|
||||
|
||||
result = decode_pic_hdr(ctx, avctx);
|
||||
if (result) {
|
||||
av_log(avctx, AV_LOG_ERROR,
|
||||
"Error while decoding picture header: %d\n", result);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (ctx->gop_flags & IVI5_IS_PROTECTED) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Password-protected clip!\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
switch_buffers(ctx, avctx);
|
||||
|
||||
//START_TIMER;
|
||||
|
||||
if (ctx->frame_type == FRAMETYPE_NULL) {
|
||||
ctx->frame_type = ctx->prev_frame_type;
|
||||
} else {
|
||||
for (p = 0; p < 3; p++) {
|
||||
for (b = 0; b < ctx->planes[p].num_bands; b++) {
|
||||
result = decode_band(ctx, p, &ctx->planes[p].bands[b], avctx);
|
||||
if (result) {
|
||||
av_log(avctx, AV_LOG_ERROR,
|
||||
"Error while decoding band: %d, plane: %d\n", b, p);
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//STOP_TIMER("decode_planes");
|
||||
|
||||
if (ctx->frame.data[0])
|
||||
avctx->release_buffer(avctx, &ctx->frame);
|
||||
|
||||
ctx->frame.reference = 0;
|
||||
if (avctx->get_buffer(avctx, &ctx->frame) < 0) {
|
||||
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (ctx->is_scalable) {
|
||||
ff_ivi_recompose53 (&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0], 4);
|
||||
} else {
|
||||
ff_ivi_output_plane(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0]);
|
||||
}
|
||||
|
||||
ff_ivi_output_plane(&ctx->planes[2], ctx->frame.data[1], ctx->frame.linesize[1]);
|
||||
ff_ivi_output_plane(&ctx->planes[1], ctx->frame.data[2], ctx->frame.linesize[2]);
|
||||
|
||||
*data_size = sizeof(AVFrame);
|
||||
*(AVFrame*)data = ctx->frame;
|
||||
|
||||
return buf_size;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Closes Indeo5 decoder and cleans up its context.
|
||||
*/
|
||||
static av_cold int decode_close(AVCodecContext *avctx)
|
||||
{
|
||||
IVI5DecContext *ctx = avctx->priv_data;
|
||||
|
||||
ff_ivi_free_buffers(&ctx->planes[0]);
|
||||
|
||||
if (ctx->frame.data[0])
|
||||
avctx->release_buffer(avctx, &ctx->frame);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
AVCodec indeo5_decoder = {
|
||||
.name = "indeo5",
|
||||
.type = CODEC_TYPE_VIDEO,
|
||||
.id = CODEC_ID_INDEO5,
|
||||
.priv_data_size = sizeof(IVI5DecContext),
|
||||
.init = decode_init,
|
||||
.close = decode_close,
|
||||
.decode = decode_frame,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("Intel Indeo Video Interactive 5"),
|
||||
};
|
||||
190
libavcodec/indeo5data.h
Normal file
190
libavcodec/indeo5data.h
Normal file
@ -0,0 +1,190 @@
|
||||
/*
|
||||
* Indeo Video Interactive 5 compatible decoder
|
||||
* Copyright (c) 2009 Maxim Poliakovski
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file libavcodec/indeo5data.h
|
||||
* This file contains data needed for the Indeo5 decoder.
|
||||
*/
|
||||
|
||||
#ifndef AVCODEC_INDEO5DATA_H
|
||||
#define AVCODEC_INDEO5DATA_H
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
/**
|
||||
* standard picture dimensions (width, height divided by 4)
|
||||
*/
|
||||
static const uint8_t ivi5_common_pic_sizes[30] = {
|
||||
160, 120, 80, 60, 40, 30, 176, 120, 88, 60, 88, 72, 44, 36, 60, 45, 160, 60,
|
||||
176, 60, 20, 15, 22, 18, 0, 0, 0, 0, 0, 0
|
||||
};
|
||||
|
||||
/**
|
||||
* Indeo5 8x8 scan (zigzag) patterns
|
||||
*/
|
||||
static const uint8_t ivi5_scans8x8[3][64] = {
|
||||
{0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5,
|
||||
12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28,
|
||||
35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51,
|
||||
58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63
|
||||
},
|
||||
{0, 8, 16, 24, 32, 40, 48, 56, 1, 9, 17, 25, 33, 41, 49, 57,
|
||||
2, 10, 18, 26, 34, 42, 50, 58, 3, 11, 19, 27, 35, 43, 51, 59,
|
||||
4, 12, 20, 28, 36, 44, 52, 60, 5, 13, 21, 29, 37, 45, 53, 61,
|
||||
6, 14, 22, 30, 38, 46, 54, 62, 7, 15, 23, 31, 39, 47, 55, 63
|
||||
},
|
||||
{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
|
||||
16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
|
||||
32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
|
||||
48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Indeo5 4x4 scan (zigzag) pattern
|
||||
*/
|
||||
static const uint8_t ivi5_scan4x4[16] = {
|
||||
0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Indeo5 dequantization matrixes consist of two tables: base table
|
||||
* and scale table. The base table defines the dequantization matrix
|
||||
* itself and the scale table tells how this matrix should be scaled
|
||||
* for a particular quant level (0...24).
|
||||
*
|
||||
* ivi5_base_quant_bbb_ttt - base tables for block size 'bbb' of type 'ttt'
|
||||
* ivi5_scale_quant_bbb_ttt - scale tables for block size 'bbb' of type 'ttt'
|
||||
*/
|
||||
static const uint8_t ivi5_base_quant_8x8_inter[5][64] = {
|
||||
{0x13, 0x1d, 0x1f, 0x23, 0x25, 0x27, 0x29, 0x2d, 0x1d, 0x1f, 0x21, 0x23, 0x25, 0x27, 0x2b, 0x2f,
|
||||
0x1f, 0x21, 0x23, 0x24, 0x26, 0x29, 0x2d, 0x31, 0x23, 0x23, 0x24, 0x25, 0x27, 0x2b, 0x2f, 0x33,
|
||||
0x25, 0x25, 0x26, 0x27, 0x29, 0x2d, 0x31, 0x35, 0x27, 0x27, 0x29, 0x2b, 0x2d, 0x2f, 0x33, 0x37,
|
||||
0x29, 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x39, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x39, 0x3b
|
||||
},
|
||||
{0x13, 0x1d, 0x1f, 0x23, 0x25, 0x27, 0x29, 0x2d, 0x1d, 0x1f, 0x21, 0x23, 0x25, 0x27, 0x2b, 0x2f,
|
||||
0x1f, 0x21, 0x23, 0x24, 0x26, 0x29, 0x2d, 0x31, 0x23, 0x23, 0x24, 0x25, 0x27, 0x2b, 0x2f, 0x33,
|
||||
0x25, 0x25, 0x26, 0x27, 0x29, 0x2d, 0x31, 0x35, 0x27, 0x27, 0x29, 0x2b, 0x2d, 0x2f, 0x33, 0x37,
|
||||
0x29, 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x39, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x39, 0x3b
|
||||
},
|
||||
{0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
|
||||
0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
|
||||
0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
|
||||
0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61
|
||||
},
|
||||
{0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
|
||||
0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a,
|
||||
0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
|
||||
0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61
|
||||
},
|
||||
{0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
||||
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
||||
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
||||
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f
|
||||
}
|
||||
};
|
||||
|
||||
static const uint8_t ivi5_base_quant_8x8_intra[5][64] = {
|
||||
{0x0d, 0x17, 0x1b, 0x21, 0x23, 0x25, 0x27, 0x2d, 0x17, 0x19, 0x1f, 0x21, 0x23, 0x27, 0x2b, 0x35,
|
||||
0x1b, 0x1f, 0x1f, 0x22, 0x25, 0x2a, 0x33, 0x39, 0x21, 0x21, 0x22, 0x25, 0x29, 0x31, 0x36, 0x3d,
|
||||
0x23, 0x23, 0x25, 0x29, 0x2f, 0x33, 0x39, 0x47, 0x25, 0x27, 0x2a, 0x31, 0x33, 0x37, 0x43, 0x53,
|
||||
0x27, 0x2b, 0x33, 0x36, 0x39, 0x43, 0x4d, 0x65, 0x2d, 0x35, 0x39, 0x3d, 0x47, 0x53, 0x65, 0x7f
|
||||
},
|
||||
{0x13, 0x1d, 0x1f, 0x23, 0x25, 0x27, 0x29, 0x2d, 0x1d, 0x1f, 0x21, 0x23, 0x25, 0x27, 0x2b, 0x2f,
|
||||
0x1f, 0x21, 0x23, 0x24, 0x26, 0x29, 0x2d, 0x31, 0x23, 0x23, 0x24, 0x25, 0x27, 0x2b, 0x2f, 0x33,
|
||||
0x25, 0x25, 0x26, 0x27, 0x29, 0x2d, 0x31, 0x35, 0x27, 0x27, 0x29, 0x2b, 0x2d, 0x2f, 0x33, 0x37,
|
||||
0x29, 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x39, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x39, 0x3b
|
||||
},
|
||||
{0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
|
||||
0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
|
||||
0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
|
||||
0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61
|
||||
},
|
||||
{0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
|
||||
0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a,
|
||||
0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
|
||||
0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61
|
||||
},
|
||||
{0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
||||
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
||||
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
|
||||
0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f
|
||||
}
|
||||
};
|
||||
|
||||
static const uint8_t ivi5_base_quant_4x4_inter[16] = {
|
||||
0x0f, 0x1f, 0x25, 0x29, 0x1f, 0x25, 0x29, 0x2b, 0x25, 0x29, 0x2b, 0x2f, 0x29, 0x2b, 0x2f, 0x33
|
||||
};
|
||||
|
||||
static const uint8_t ivi5_base_quant_4x4_intra[16] = {
|
||||
0x0f, 0x1f, 0x25, 0x29, 0x1f, 0x25, 0x29, 0x2f, 0x25, 0x29, 0x2f, 0x3d, 0x29, 0x2f, 0x3d, 0x49
|
||||
};
|
||||
|
||||
|
||||
static const uint8_t ivi5_scale_quant_8x8_inter[5][24] = {
|
||||
{0x0b, 0x11, 0x13, 0x14, 0x15, 0x16, 0x18, 0x1a, 0x1b, 0x1d, 0x20, 0x22,
|
||||
0x23, 0x25, 0x28, 0x2a, 0x2e, 0x32, 0x35, 0x39, 0x3d, 0x41, 0x44, 0x4a,
|
||||
},
|
||||
{0x07, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x29, 0x2d, 0x31, 0x35,
|
||||
0x3a, 0x3f, 0x44, 0x4a, 0x50, 0x56, 0x5c, 0x63, 0x6a, 0x71, 0x78, 0x7e,
|
||||
},
|
||||
{0x15, 0x25, 0x28, 0x2d, 0x30, 0x34, 0x3a, 0x3d, 0x42, 0x48, 0x4c, 0x51,
|
||||
0x56, 0x5b, 0x60, 0x65, 0x6b, 0x70, 0x76, 0x7c, 0x82, 0x88, 0x8f, 0x97,
|
||||
},
|
||||
{0x13, 0x1f, 0x20, 0x22, 0x25, 0x28, 0x2b, 0x2d, 0x30, 0x33, 0x36, 0x39,
|
||||
0x3c, 0x3f, 0x42, 0x45, 0x48, 0x4b, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x62,
|
||||
},
|
||||
{0x3c, 0x52, 0x58, 0x5d, 0x63, 0x68, 0x68, 0x6d, 0x73, 0x78, 0x7c, 0x80,
|
||||
0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa3, 0xa9, 0xad, 0xb1, 0xb5, 0xba,
|
||||
},
|
||||
};
|
||||
|
||||
static const uint8_t ivi5_scale_quant_8x8_intra[5][24] = {
|
||||
{0x0b, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x17, 0x18, 0x1a, 0x1c, 0x1e, 0x20,
|
||||
0x22, 0x24, 0x27, 0x28, 0x2a, 0x2d, 0x2f, 0x31, 0x34, 0x37, 0x39, 0x3c,
|
||||
},
|
||||
{0x01, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x28, 0x2c,
|
||||
0x30, 0x34, 0x38, 0x3d, 0x42, 0x47, 0x4c, 0x52, 0x58, 0x5e, 0x65, 0x6c,
|
||||
},
|
||||
{0x13, 0x22, 0x27, 0x2a, 0x2d, 0x33, 0x36, 0x3c, 0x41, 0x45, 0x49, 0x4e,
|
||||
0x53, 0x58, 0x5d, 0x63, 0x69, 0x6f, 0x75, 0x7c, 0x82, 0x88, 0x8e, 0x95,
|
||||
},
|
||||
{0x13, 0x1f, 0x21, 0x24, 0x27, 0x29, 0x2d, 0x2f, 0x34, 0x37, 0x3a, 0x3d,
|
||||
0x40, 0x44, 0x48, 0x4c, 0x4f, 0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6b,
|
||||
},
|
||||
{0x31, 0x42, 0x47, 0x47, 0x4d, 0x52, 0x58, 0x58, 0x5d, 0x63, 0x67, 0x6b,
|
||||
0x6f, 0x73, 0x78, 0x7c, 0x80, 0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa4,
|
||||
}
|
||||
};
|
||||
|
||||
static const uint8_t ivi5_scale_quant_4x4_inter[24] = {
|
||||
0x0b, 0x0d, 0x0d, 0x0e, 0x11, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
|
||||
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
|
||||
};
|
||||
|
||||
static const uint8_t ivi5_scale_quant_4x4_intra[24] = {
|
||||
0x01, 0x0b, 0x0b, 0x0d, 0x0d, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x13, 0x14,
|
||||
0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20
|
||||
};
|
||||
|
||||
|
||||
#endif /* AVCODEC_INDEO5DATA_H */
|
||||
Loading…
Reference in New Issue
Block a user