* qatar/master: indeo: Make ivi_calc_band_checksum() static, it is only used in one file. indeo: Drop unused debug function ivi_check_band(). avcodec/utils: cast a function argument to shut up a compiler warning truemotion1: remove disabled code fix typo in comment fate: fix dependencies for non-SAMPLES avconv tests indeo: check for invalid motion vectors indeo: check that band output buffer exists indeo: clear allocated band buffers indeo: track tile macroblock size indeo: check custom Huffman tables for errors factor out common decoding code for Indeo 4 and Indeo 5 mp3: fix start band index for block type 2 in 8kHz audio lavf: change some (de)muxer names to lowercase lavf: make output format matching case insensitive Conflicts: libavcodec/indeo4.c libavcodec/indeo5.c libavcodec/ivi_common.c libavcodec/utils.c tests/fate/video.mak Merged-by: Michael Niedermayer <michaelni@gmx.at>tags/n0.11
| @@ -25,7 +25,7 @@ | |||
| * @file | |||
| * IMC - Intel Music Coder | |||
| * A mdct based codec using a 256 points large transform | |||
| * divied into 32 bands with some mix of scale factors. | |||
| * divided into 32 bands with some mix of scale factors. | |||
| * Only mono is supported. | |||
| * | |||
| */ | |||
| @@ -35,9 +35,6 @@ | |||
| #include "ivi_common.h" | |||
| #include "indeo4data.h" | |||
| #define IVI4_STREAM_ANALYSER 0 | |||
| #define IVI4_DEBUG_CHECKSUM 0 | |||
| /** | |||
| * Indeo 4 frame types. | |||
| */ | |||
| @@ -54,46 +51,6 @@ enum { | |||
| #define IVI4_PIC_SIZE_ESC 7 | |||
| typedef struct { | |||
| GetBitContext gb; | |||
| AVFrame frame; | |||
| RVMapDesc rvmap_tabs[9]; ///< local corrected copy of the static rvmap tables | |||
| uint32_t frame_num; | |||
| int frame_type; | |||
| int prev_frame_type; ///< frame type of the previous frame | |||
| uint32_t data_size; ///< size of the frame data in bytes from picture header | |||
| int is_scalable; | |||
| int transp_status; ///< transparency mode status: 1 - enabled | |||
| IVIPicConfig pic_conf; | |||
| IVIPlaneDesc planes[3]; ///< color planes | |||
| int buf_switch; ///< used to switch between three buffers | |||
| int dst_buf; ///< buffer index for the currently decoded frame | |||
| int ref_buf; ///< inter frame reference buffer index | |||
| IVIHuffTab mb_vlc; ///< current macroblock table descriptor | |||
| IVIHuffTab blk_vlc; ///< current block table descriptor | |||
| uint16_t checksum; ///< frame checksum | |||
| uint8_t rvmap_sel; | |||
| uint8_t in_imf; | |||
| uint8_t in_q; ///< flag for explicitly stored quantiser delta | |||
| uint8_t pic_glob_quant; | |||
| uint8_t unknown1; | |||
| #if IVI4_STREAM_ANALYSER | |||
| uint8_t has_b_frames; | |||
| uint8_t has_transp; | |||
| uint8_t uses_tiling; | |||
| uint8_t uses_haar; | |||
| uint8_t uses_fullpel; | |||
| #endif | |||
| } IVI4DecContext; | |||
| static const struct { | |||
| InvTransformPtr *inv_trans; | |||
| DCTransformPtr *dc_trans; | |||
| @@ -158,7 +115,7 @@ static inline int scale_tile_size(int def_size, int size_factor) | |||
| * @param[in] avctx pointer to the AVCodecContext | |||
| * @return result code: 0 = OK, negative number = error | |||
| */ | |||
| static int decode_pic_hdr(IVI4DecContext *ctx, AVCodecContext *avctx) | |||
| static int decode_pic_hdr(IVI45DecContext *ctx, AVCodecContext *avctx) | |||
| { | |||
| int pic_size_indx, i, p; | |||
| IVIPicConfig pic_conf; | |||
| @@ -322,7 +279,7 @@ static int decode_pic_hdr(IVI4DecContext *ctx, AVCodecContext *avctx) | |||
| * @param[in] avctx pointer to the AVCodecContext | |||
| * @return result code: 0 = OK, negative number = error | |||
| */ | |||
| static int decode_band_hdr(IVI4DecContext *ctx, IVIBandDesc *band, | |||
| static int decode_band_hdr(IVI45DecContext *ctx, IVIBandDesc *band, | |||
| AVCodecContext *avctx) | |||
| { | |||
| int plane, band_num, indx, transform_id, scan_indx; | |||
| @@ -482,7 +439,7 @@ static int decode_band_hdr(IVI4DecContext *ctx, IVIBandDesc *band, | |||
| * @param[in] avctx pointer to the AVCodecContext | |||
| * @return result code: 0 = OK, negative number = error | |||
| */ | |||
| static int decode_mb_info(IVI4DecContext *ctx, IVIBandDesc *band, | |||
| static int decode_mb_info(IVI45DecContext *ctx, IVIBandDesc *band, | |||
| IVITile *tile, AVCodecContext *avctx) | |||
| { | |||
| int x, y, mv_x, mv_y, mv_delta, offs, mb_offset, blks_per_mb, | |||
| @@ -611,136 +568,12 @@ static int decode_mb_info(IVI4DecContext *ctx, IVIBandDesc *band, | |||
| } | |||
| /** | |||
| * Decode an Indeo 4 band. | |||
| * | |||
| * @param[in,out] ctx pointer to the decoder context | |||
| * @param[in,out] band pointer to the band descriptor | |||
| * @param[in] avctx pointer to the AVCodecContext | |||
| * @return result code: 0 = OK, negative number = error | |||
| */ | |||
| static int decode_band(IVI4DecContext *ctx, int plane_num, | |||
| IVIBandDesc *band, AVCodecContext *avctx) | |||
| { | |||
| int result, i, t, pos, idx1, idx2; | |||
| IVITile *tile; | |||
| int ret = 0; | |||
| band->buf = band->bufs[ctx->dst_buf]; | |||
| band->ref_buf = band->bufs[ctx->ref_buf]; | |||
| result = decode_band_hdr(ctx, band, avctx); | |||
| if (result) { | |||
| av_log(avctx, AV_LOG_ERROR, "Error decoding band header\n"); | |||
| return result; | |||
| } | |||
| if (band->is_empty) { | |||
| av_log(avctx, AV_LOG_ERROR, "Empty band encountered!\n"); | |||
| return AVERROR_INVALIDDATA; | |||
| } | |||
| 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]); | |||
| if (idx1 == band->rv_map->eob_sym || idx2 == band->rv_map->eob_sym) | |||
| band->rv_map->eob_sym ^= idx1 ^ idx2; | |||
| if (idx1 == band->rv_map->esc_sym || idx2 == band->rv_map->esc_sym) | |||
| band->rv_map->esc_sym ^= idx1 ^ idx2; | |||
| } | |||
| pos = get_bits_count(&ctx->gb); | |||
| 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)); | |||
| av_dlog(avctx, "Empty tile encountered!\n"); | |||
| } else { | |||
| tile->data_size = ff_ivi_dec_tile_data_size(&ctx->gb); | |||
| if (!tile->data_size) { | |||
| av_log(avctx, AV_LOG_ERROR, "Tile data size is zero!\n"); | |||
| ret = AVERROR_INVALIDDATA; | |||
| break; | |||
| } | |||
| result = decode_mb_info(ctx, band, tile, avctx); | |||
| if (result < 0) | |||
| break; | |||
| result = ff_ivi_decode_blocks(&ctx->gb, band, tile); | |||
| if (result < 0 || ((get_bits_count(&ctx->gb) - pos) >> 3) != tile->data_size) { | |||
| av_log(avctx, AV_LOG_ERROR, "Corrupted tile data encountered!\n"); | |||
| break; | |||
| } | |||
| pos += tile->data_size << 3; // skip to next tile | |||
| } | |||
| } | |||
| /* 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 (idx1 == band->rv_map->eob_sym || idx2 == band->rv_map->eob_sym) | |||
| band->rv_map->eob_sym ^= idx1 ^ idx2; | |||
| if (idx1 == band->rv_map->esc_sym || idx2 == band->rv_map->esc_sym) | |||
| band->rv_map->esc_sym ^= idx1 ^ idx2; | |||
| } | |||
| #if defined(DEBUG) && IVI4_DEBUG_CHECKSUM | |||
| if (band->checksum_present) { | |||
| uint16_t 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); | |||
| } | |||
| } | |||
| #endif | |||
| align_get_bits(&ctx->gb); | |||
| return ret; | |||
| } | |||
| static av_cold int decode_init(AVCodecContext *avctx) | |||
| { | |||
| IVI4DecContext *ctx = avctx->priv_data; | |||
| ff_ivi_init_static_vlc(); | |||
| /* 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)); | |||
| /* Force allocation of the internal buffers */ | |||
| /* during picture header decoding. */ | |||
| ctx->pic_conf.pic_width = 0; | |||
| ctx->pic_conf.pic_height = 0; | |||
| avctx->pix_fmt = PIX_FMT_YUV410P; | |||
| return 0; | |||
| } | |||
| /** | |||
| * Rearrange decoding and reference buffers. | |||
| * | |||
| * @param[in,out] ctx pointer to the decoder context | |||
| */ | |||
| static void switch_buffers(IVI4DecContext *ctx) | |||
| static void switch_buffers(IVI45DecContext *ctx) | |||
| { | |||
| switch (ctx->prev_frame_type) { | |||
| case FRAMETYPE_INTRA: | |||
| @@ -769,99 +602,33 @@ static void switch_buffers(IVI4DecContext *ctx) | |||
| } | |||
| static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, | |||
| AVPacket *avpkt) | |||
| static int is_nonnull_frame(IVI45DecContext *ctx) | |||
| { | |||
| IVI4DecContext *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); | |||
| result = decode_pic_hdr(ctx, avctx); | |||
| if (result) { | |||
| av_log(avctx, AV_LOG_ERROR, "Error decoding picture header\n"); | |||
| return result; | |||
| } | |||
| switch_buffers(ctx); | |||
| if (ctx->frame_type < FRAMETYPE_NULL_FIRST) { | |||
| 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 decoding band: %d, plane: %d\n", b, p); | |||
| return result; | |||
| } | |||
| } | |||
| } | |||
| } | |||
| /* If the bidirectional mode is enabled, next I and the following P frame will */ | |||
| /* be sent together. Unfortunately the approach below seems to be the only way */ | |||
| /* to handle the B-frames mode. That's exactly the same Intel decoders do. */ | |||
| if (ctx->frame_type == FRAMETYPE_INTRA) { | |||
| while (get_bits(&ctx->gb, 8)); // skip version string | |||
| skip_bits_long(&ctx->gb, 64); // skip padding, TODO: implement correct 8-bytes alignment | |||
| if (get_bits_left(&ctx->gb) > 18 && show_bits(&ctx->gb, 18) == 0x3FFF8) | |||
| av_log(avctx, AV_LOG_ERROR, "Buffer contains IP frames!\n"); | |||
| } | |||
| if (ctx->frame_type >= FRAMETYPE_NULL_FIRST) | |||
| return buf_size; | |||
| if (ctx->frame.data[0]) | |||
| avctx->release_buffer(avctx, &ctx->frame); | |||
| avcodec_set_dimensions(avctx, ctx->planes[0].width, ctx->planes[0].height); | |||
| ctx->frame.reference = 0; | |||
| if ((result = avctx->get_buffer(avctx, &ctx->frame)) < 0) { | |||
| av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); | |||
| return result; | |||
| } | |||
| if (ctx->is_scalable) { | |||
| ff_ivi_recompose_haar(&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; | |||
| return ctx->frame_type < FRAMETYPE_NULL_FIRST; | |||
| } | |||
| static av_cold int decode_close(AVCodecContext *avctx) | |||
| static av_cold int decode_init(AVCodecContext *avctx) | |||
| { | |||
| IVI4DecContext *ctx = avctx->priv_data; | |||
| IVI45DecContext *ctx = avctx->priv_data; | |||
| ff_ivi_free_buffers(&ctx->planes[0]); | |||
| ff_ivi_init_static_vlc(); | |||
| if (ctx->frame.data[0]) | |||
| avctx->release_buffer(avctx, &ctx->frame); | |||
| /* 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)); | |||
| #if IVI4_STREAM_ANALYSER | |||
| if (ctx->is_scalable) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses scalability mode!\n"); | |||
| if (ctx->uses_tiling) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses local decoding!\n"); | |||
| if (ctx->has_b_frames) | |||
| av_log(avctx, AV_LOG_ERROR, "This video contains B-frames!\n"); | |||
| if (ctx->has_transp) | |||
| av_log(avctx, AV_LOG_ERROR, "Transparency mode is enabled!\n"); | |||
| if (ctx->uses_haar) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses Haar transform!\n"); | |||
| if (ctx->uses_fullpel) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses fullpel motion vectors!\n"); | |||
| #endif | |||
| /* Force allocation of the internal buffers */ | |||
| /* during picture header decoding. */ | |||
| ctx->pic_conf.pic_width = 0; | |||
| ctx->pic_conf.pic_height = 0; | |||
| avctx->pix_fmt = PIX_FMT_YUV410P; | |||
| ctx->decode_pic_hdr = decode_pic_hdr; | |||
| ctx->decode_band_hdr = decode_band_hdr; | |||
| ctx->decode_mb_info = decode_mb_info; | |||
| ctx->switch_buffers = switch_buffers; | |||
| ctx->is_nonnull_frame = is_nonnull_frame; | |||
| return 0; | |||
| } | |||
| @@ -871,9 +638,9 @@ AVCodec ff_indeo4_decoder = { | |||
| .name = "indeo4", | |||
| .type = AVMEDIA_TYPE_VIDEO, | |||
| .id = CODEC_ID_INDEO4, | |||
| .priv_data_size = sizeof(IVI4DecContext), | |||
| .priv_data_size = sizeof(IVI45DecContext), | |||
| .init = decode_init, | |||
| .close = decode_close, | |||
| .decode = decode_frame, | |||
| .close = ff_ivi_decode_close, | |||
| .decode = ff_ivi_decode_frame, | |||
| .long_name = NULL_IF_CONFIG_SMALL("Intel Indeo Video Interactive 4"), | |||
| }; | |||
| @@ -48,40 +48,6 @@ enum { | |||
| #define IVI5_PIC_SIZE_ESC 15 | |||
| #define IVI5_IS_PROTECTED 0x20 | |||
| typedef struct { | |||
| GetBitContext gb; | |||
| AVFrame frame; | |||
| RVMapDesc rvmap_tabs[9]; ///< local corrected copy of the static rvmap tables | |||
| IVIPlaneDesc planes[3]; ///< color planes | |||
| const uint8_t *frame_data; ///< input frame data pointer | |||
| int buf_switch; ///< used to switch between three buffers | |||
| int inter_scal; ///< signals a sequence of scalable inter frames | |||
| int dst_buf; ///< buffer index for the currently decoded frame | |||
| int ref_buf; ///< inter frame reference buffer index | |||
| int ref2_buf; ///< temporal storage for switching buffers | |||
| uint32_t frame_size; ///< frame size in bytes | |||
| int frame_type; | |||
| int prev_frame_type; ///< frame type of the previous frame | |||
| int frame_num; | |||
| uint32_t pic_hdr_size; ///< picture header size in bytes | |||
| uint8_t frame_flags; | |||
| uint16_t checksum; ///< frame checksum | |||
| IVIHuffTab mb_vlc; ///< vlc table for decoding macroblock data | |||
| uint16_t gop_hdr_size; | |||
| uint8_t gop_flags; | |||
| int is_scalable; | |||
| uint32_t lock_word; | |||
| IVIPicConfig pic_conf; | |||
| int gop_invalid; | |||
| int buf_invalid[3]; | |||
| } IVI5DecContext; | |||
| /** | |||
| * Decode Indeo5 GOP (Group of pictures) header. | |||
| * This header is present in key frames only. | |||
| @@ -91,7 +57,7 @@ typedef struct { | |||
| * @param[in] avctx ptr to the AVCodecContext | |||
| * @return result code: 0 = OK, -1 = error | |||
| */ | |||
| static int decode_gop_header(IVI5DecContext *ctx, AVCodecContext *avctx) | |||
| static int decode_gop_header(IVI45DecContext *ctx, AVCodecContext *avctx) | |||
| { | |||
| int result, i, p, tile_size, pic_size_indx, mb_size, blk_size, is_scalable; | |||
| int quant_mat, blk_size_changed = 0; | |||
| @@ -333,7 +299,7 @@ static inline void skip_hdr_extension(GetBitContext *gb) | |||
| * @param[in] avctx ptr to the AVCodecContext | |||
| * @return result code: 0 = OK, -1 = error | |||
| */ | |||
| static int decode_pic_hdr(IVI5DecContext *ctx, AVCodecContext *avctx) | |||
| static int decode_pic_hdr(IVI45DecContext *ctx, AVCodecContext *avctx) | |||
| { | |||
| if (get_bits(&ctx->gb, 5) != 0x1F) { | |||
| av_log(avctx, AV_LOG_ERROR, "Invalid picture start code!\n"); | |||
| @@ -394,7 +360,7 @@ static int decode_pic_hdr(IVI5DecContext *ctx, AVCodecContext *avctx) | |||
| * @param[in] avctx ptr to the AVCodecContext | |||
| * @return result code: 0 = OK, -1 = error | |||
| */ | |||
| static int decode_band_hdr(IVI5DecContext *ctx, IVIBandDesc *band, | |||
| static int decode_band_hdr(IVI45DecContext *ctx, IVIBandDesc *band, | |||
| AVCodecContext *avctx) | |||
| { | |||
| int i; | |||
| @@ -464,7 +430,7 @@ static int decode_band_hdr(IVI5DecContext *ctx, IVIBandDesc *band, | |||
| * @param[in] avctx ptr to the AVCodecContext | |||
| * @return result code: 0 = OK, -1 = error | |||
| */ | |||
| static int decode_mb_info(IVI5DecContext *ctx, IVIBandDesc *band, | |||
| static int decode_mb_info(IVI45DecContext *ctx, IVIBandDesc *band, | |||
| IVITile *tile, AVCodecContext *avctx) | |||
| { | |||
| int x, y, mv_x, mv_y, mv_delta, offs, mb_offset, | |||
| @@ -598,102 +564,12 @@ static int decode_mb_info(IVI5DecContext *ctx, IVIBandDesc *band, | |||
| } | |||
| /** | |||
| * Decode an Indeo5 band. | |||
| * | |||
| * @param[in,out] ctx ptr to the decoder context | |||
| * @param[in,out] band ptr to the band descriptor | |||
| * @param[in] avctx 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, pos; | |||
| IVITile *tile; | |||
| 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]); | |||
| } | |||
| pos = get_bits_count(&ctx->gb); | |||
| 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)); | |||
| } else { | |||
| tile->data_size = ff_ivi_dec_tile_data_size(&ctx->gb); | |||
| result = decode_mb_info(ctx, band, tile, avctx); | |||
| if (result < 0) | |||
| break; | |||
| result = ff_ivi_decode_blocks(&ctx->gb, band, tile); | |||
| if (result < 0 || (get_bits_count(&ctx->gb) - pos) >> 3 != tile->data_size) { | |||
| av_log(avctx, AV_LOG_ERROR, "Corrupted tile data encountered!\n"); | |||
| break; | |||
| } | |||
| pos += tile->data_size << 3; // skip to next tile | |||
| } | |||
| } | |||
| /* 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]); | |||
| } | |||
| #ifdef DEBUG | |||
| if (band->checksum_present) { | |||
| uint16_t 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); | |||
| } | |||
| } | |||
| #endif | |||
| align_get_bits(&ctx->gb); | |||
| return result; | |||
| } | |||
| /** | |||
| * Switch buffers. | |||
| * | |||
| * @param[in,out] ctx ptr to the decoder context | |||
| */ | |||
| static void switch_buffers(IVI5DecContext *ctx) | |||
| static void switch_buffers(IVI45DecContext *ctx) | |||
| { | |||
| switch (ctx->prev_frame_type) { | |||
| case FRAMETYPE_INTRA: | |||
| @@ -731,12 +607,18 @@ static void switch_buffers(IVI5DecContext *ctx) | |||
| } | |||
| static int is_nonnull_frame(IVI45DecContext *ctx) | |||
| { | |||
| return ctx->frame_type != FRAMETYPE_NULL; | |||
| } | |||
| /** | |||
| * Initialize Indeo5 decoder. | |||
| */ | |||
| static av_cold int decode_init(AVCodecContext *avctx) | |||
| { | |||
| IVI5DecContext *ctx = avctx->priv_data; | |||
| IVI45DecContext *ctx = avctx->priv_data; | |||
| int result; | |||
| ff_ivi_init_static_vlc(); | |||
| @@ -766,117 +648,24 @@ static av_cold int decode_init(AVCodecContext *avctx) | |||
| ctx->buf_switch = 0; | |||
| ctx->inter_scal = 0; | |||
| 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 || ctx->gop_invalid) { | |||
| 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); | |||
| //{ START_TIMER; | |||
| ctx->decode_pic_hdr = decode_pic_hdr; | |||
| ctx->decode_band_hdr = decode_band_hdr; | |||
| ctx->decode_mb_info = decode_mb_info; | |||
| ctx->switch_buffers = switch_buffers; | |||
| ctx->is_nonnull_frame = is_nonnull_frame; | |||
| if (ctx->frame_type != FRAMETYPE_NULL) { | |||
| ctx->buf_invalid[ctx->dst_buf] = 1; | |||
| 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; | |||
| } | |||
| } | |||
| } | |||
| ctx->buf_invalid[ctx->dst_buf] = 0; | |||
| } | |||
| if (ctx->buf_invalid[ctx->dst_buf]) | |||
| return -1; | |||
| //STOP_TIMER("decode_planes"); } | |||
| if (ctx->frame.data[0]) | |||
| avctx->release_buffer(avctx, &ctx->frame); | |||
| if( avctx->width != ctx->planes[0].width | |||
| || avctx->height != ctx->planes[0].height) | |||
| avcodec_set_dimensions(avctx, ctx->planes[0].width, ctx->planes[0].height); | |||
| 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; | |||
| } | |||
| /** | |||
| * Close Indeo5 decoder and clean 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->mb_vlc.cust_tab.table) | |||
| ff_free_vlc(&ctx->mb_vlc.cust_tab); | |||
| if (ctx->frame.data[0]) | |||
| avctx->release_buffer(avctx, &ctx->frame); | |||
| avctx->pix_fmt = PIX_FMT_YUV410P; | |||
| return 0; | |||
| } | |||
| AVCodec ff_indeo5_decoder = { | |||
| .name = "indeo5", | |||
| .type = AVMEDIA_TYPE_VIDEO, | |||
| .id = CODEC_ID_INDEO5, | |||
| .priv_data_size = sizeof(IVI5DecContext), | |||
| .priv_data_size = sizeof(IVI45DecContext), | |||
| .init = decode_init, | |||
| .close = decode_close, | |||
| .decode = decode_frame, | |||
| .close = ff_ivi_decode_close, | |||
| .decode = ff_ivi_decode_frame, | |||
| .long_name = NULL_IF_CONFIG_SMALL("Intel Indeo Video Interactive 5"), | |||
| }; | |||
| @@ -123,6 +123,10 @@ int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab, | |||
| if (huff_tab->tab_sel == 7) { | |||
| /* custom huffman table (explicitly encoded) */ | |||
| new_huff.num_rows = get_bits(gb, 4); | |||
| if (!new_huff.num_rows) { | |||
| av_log(avctx, AV_LOG_ERROR, "Empty custom Huffman table!\n"); | |||
| return AVERROR_INVALIDDATA; | |||
| } | |||
| for (i = 0; i < new_huff.num_rows; i++) | |||
| new_huff.xbits[i] = get_bits(gb, 4); | |||
| @@ -136,9 +140,10 @@ int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab, | |||
| result = ff_ivi_create_huff_from_desc(&huff_tab->cust_desc, | |||
| &huff_tab->cust_tab, 0); | |||
| if (result) { | |||
| huff_tab->cust_desc.num_rows = 0; // reset faulty description | |||
| av_log(avctx, AV_LOG_ERROR, | |||
| "Error while initializing custom vlc table!\n"); | |||
| return -1; | |||
| return result; | |||
| } | |||
| } | |||
| huff_tab->tab = &huff_tab->cust_tab; | |||
| @@ -207,15 +212,16 @@ av_cold int ff_ivi_init_planes(IVIPlaneDesc *planes, const IVIPicConfig *cfg) | |||
| band->width = b_width; | |||
| band->height = b_height; | |||
| band->pitch = width_aligned; | |||
| band->bufs[0] = av_malloc(buf_size); | |||
| band->bufs[1] = av_malloc(buf_size); | |||
| band->aheight = height_aligned; | |||
| band->bufs[0] = av_mallocz(buf_size); | |||
| band->bufs[1] = av_mallocz(buf_size); | |||
| band->bufsize = buf_size/2; | |||
| if (!band->bufs[0] || !band->bufs[1]) | |||
| return AVERROR(ENOMEM); | |||
| /* allocate the 3rd band buffer for scalability mode */ | |||
| if (cfg->luma_bands > 1) { | |||
| band->bufs[2] = av_malloc(buf_size); | |||
| band->bufs[2] = av_mallocz(buf_size); | |||
| if (!band->bufs[2]) | |||
| return AVERROR(ENOMEM); | |||
| } | |||
| @@ -285,6 +291,7 @@ av_cold int ff_ivi_init_tiles(IVIPlaneDesc *planes, int tile_width, int tile_hei | |||
| for (x = 0; x < band->width; x += t_width) { | |||
| tile->xpos = x; | |||
| tile->ypos = y; | |||
| tile->mb_size = band->mb_size; | |||
| tile->width = FFMIN(band->width - x, t_width); | |||
| tile->height = FFMIN(band->height - y, t_height); | |||
| tile->is_empty = tile->data_size = 0; | |||
| @@ -378,6 +385,21 @@ int ff_ivi_decode_blocks(GetBitContext *gb, IVIBandDesc *band, IVITile *tile) | |||
| mv_x >>= 1; | |||
| mv_y >>= 1; /* convert halfpel vectors into fullpel ones */ | |||
| } | |||
| if (mb->type) { | |||
| int dmv_x, dmv_y, cx, cy; | |||
| dmv_x = mb->mv_x >> band->is_halfpel; | |||
| dmv_y = mb->mv_y >> band->is_halfpel; | |||
| cx = mb->mv_x & band->is_halfpel; | |||
| cy = mb->mv_y & band->is_halfpel; | |||
| if ( mb->xpos + dmv_x < 0 | |||
| || mb->xpos + dmv_x + band->mb_size + cx > band->pitch | |||
| || mb->ypos + dmv_y < 0 | |||
| || mb->ypos + dmv_y + band->mb_size + cy > band->aheight) { | |||
| return AVERROR_INVALIDDATA; | |||
| } | |||
| } | |||
| } | |||
| for (blk = 0; blk < num_blocks; blk++) { | |||
| @@ -574,7 +596,7 @@ void ff_ivi_process_empty_tile(AVCodecContext *avctx, IVIBandDesc *band, | |||
| #ifdef DEBUG | |||
| uint16_t ivi_calc_band_checksum (IVIBandDesc *band) | |||
| static uint16_t ivi_calc_band_checksum(IVIBandDesc *band) | |||
| { | |||
| int x, y; | |||
| int16_t *src, checksum; | |||
| @@ -588,31 +610,6 @@ uint16_t ivi_calc_band_checksum (IVIBandDesc *band) | |||
| return checksum; | |||
| } | |||
| int ivi_check_band (IVIBandDesc *band, const uint8_t *ref, int pitch) | |||
| { | |||
| int x, y, result; | |||
| uint8_t t1, t2; | |||
| int16_t *src; | |||
| src = band->buf; | |||
| result = 0; | |||
| for (y = 0; y < band->height; src += band->pitch, y++) { | |||
| for (x = 0; x < band->width; x++) { | |||
| t1 = av_clip(src[x] + 128, 0, 255); | |||
| t2 = ref[x]; | |||
| if (t1 != t2) { | |||
| av_log(NULL, AV_LOG_ERROR, "Data mismatch: row %d, column %d\n", | |||
| y / band->blk_size, x / band->blk_size); | |||
| result = -1; | |||
| } | |||
| } | |||
| ref += pitch; | |||
| } | |||
| return result; | |||
| } | |||
| #endif | |||
| void ff_ivi_output_plane(IVIPlaneDesc *plane, uint8_t *dst, int dst_pitch) | |||
| @@ -632,6 +629,242 @@ void ff_ivi_output_plane(IVIPlaneDesc *plane, uint8_t *dst, int dst_pitch) | |||
| } | |||
| } | |||
| /** | |||
| * Decode an Indeo 4 or 5 band. | |||
| * | |||
| * @param[in,out] ctx ptr to the decoder context | |||
| * @param[in,out] band ptr to the band descriptor | |||
| * @param[in] avctx ptr to the AVCodecContext | |||
| * @return result code: 0 = OK, -1 = error | |||
| */ | |||
| static int decode_band(IVI45DecContext *ctx, int plane_num, | |||
| IVIBandDesc *band, AVCodecContext *avctx) | |||
| { | |||
| int result, i, t, idx1, idx2, pos; | |||
| IVITile *tile; | |||
| band->buf = band->bufs[ctx->dst_buf]; | |||
| if (!band->buf) { | |||
| av_log(avctx, AV_LOG_ERROR, "Band buffer points to no data!\n"); | |||
| return AVERROR_INVALIDDATA; | |||
| } | |||
| band->ref_buf = band->bufs[ctx->ref_buf]; | |||
| band->data_ptr = ctx->frame_data + (get_bits_count(&ctx->gb) >> 3); | |||
| result = ctx->decode_band_hdr(ctx, band, avctx); | |||
| if (result) { | |||
| av_log(avctx, AV_LOG_ERROR, "Error while decoding band header: %d\n", | |||
| result); | |||
| return result; | |||
| } | |||
| if (band->is_empty) { | |||
| av_log(avctx, AV_LOG_ERROR, "Empty band encountered!\n"); | |||
| return AVERROR_INVALIDDATA; | |||
| } | |||
| 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]); | |||
| if (idx1 == band->rv_map->eob_sym || idx2 == band->rv_map->eob_sym) | |||
| band->rv_map->eob_sym ^= idx1 ^ idx2; | |||
| if (idx1 == band->rv_map->esc_sym || idx2 == band->rv_map->esc_sym) | |||
| band->rv_map->esc_sym ^= idx1 ^ idx2; | |||
| } | |||
| pos = get_bits_count(&ctx->gb); | |||
| for (t = 0; t < band->num_tiles; t++) { | |||
| tile = &band->tiles[t]; | |||
| if (tile->mb_size != band->mb_size) { | |||
| av_log(avctx, AV_LOG_ERROR, "MB sizes mismatch: %d vs. %d\n", | |||
| band->mb_size, tile->mb_size); | |||
| return AVERROR_INVALIDDATA; | |||
| } | |||
| 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)); | |||
| av_dlog(avctx, "Empty tile encountered!\n"); | |||
| } else { | |||
| tile->data_size = ff_ivi_dec_tile_data_size(&ctx->gb); | |||
| if (!tile->data_size) { | |||
| av_log(avctx, AV_LOG_ERROR, "Tile data size is zero!\n"); | |||
| result = AVERROR_INVALIDDATA; | |||
| break; | |||
| } | |||
| result = ctx->decode_mb_info(ctx, band, tile, avctx); | |||
| if (result < 0) | |||
| break; | |||
| result = ff_ivi_decode_blocks(&ctx->gb, band, tile); | |||
| if (result < 0 || ((get_bits_count(&ctx->gb) - pos) >> 3) != tile->data_size) { | |||
| av_log(avctx, AV_LOG_ERROR, "Corrupted tile data encountered!\n"); | |||
| break; | |||
| } | |||
| pos += tile->data_size << 3; // skip to next tile | |||
| } | |||
| } | |||
| /* 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 (idx1 == band->rv_map->eob_sym || idx2 == band->rv_map->eob_sym) | |||
| band->rv_map->eob_sym ^= idx1 ^ idx2; | |||
| if (idx1 == band->rv_map->esc_sym || idx2 == band->rv_map->esc_sym) | |||
| band->rv_map->esc_sym ^= idx1 ^ idx2; | |||
| } | |||
| #ifdef DEBUG | |||
| if (band->checksum_present) { | |||
| uint16_t 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); | |||
| } | |||
| } | |||
| #endif | |||
| align_get_bits(&ctx->gb); | |||
| return result; | |||
| } | |||
| int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *data_size, | |||
| AVPacket *avpkt) | |||
| { | |||
| IVI45DecContext *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 = ctx->decode_pic_hdr(ctx, avctx); | |||
| if (result || ctx->gop_invalid) { | |||
| 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; | |||
| } | |||
| ctx->switch_buffers(ctx); | |||
| //{ START_TIMER; | |||
| if (ctx->is_nonnull_frame(ctx)) { | |||
| ctx->buf_invalid[ctx->dst_buf] = 1; | |||
| 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; | |||
| } | |||
| } | |||
| } | |||
| ctx->buf_invalid[ctx->dst_buf] = 0; | |||
| } | |||
| if (ctx->buf_invalid[ctx->dst_buf]) | |||
| return -1; | |||
| //STOP_TIMER("decode_planes"); } | |||
| /* If the bidirectional mode is enabled, next I and the following P frame will */ | |||
| /* be sent together. Unfortunately the approach below seems to be the only way */ | |||
| /* to handle the B-frames mode. That's exactly the same Intel decoders do. */ | |||
| if (avctx->codec_id == CODEC_ID_INDEO4 && ctx->frame_type == 0/*FRAMETYPE_INTRA*/) { | |||
| while (get_bits(&ctx->gb, 8)); // skip version string | |||
| skip_bits_long(&ctx->gb, 64); // skip padding, TODO: implement correct 8-bytes alignment | |||
| if (get_bits_left(&ctx->gb) > 18 && show_bits(&ctx->gb, 18) == 0x3FFF8) | |||
| av_log(avctx, AV_LOG_ERROR, "Buffer contains IP frames!\n"); | |||
| } | |||
| if (avctx->codec_id == CODEC_ID_INDEO4 && !ctx->is_nonnull_frame(ctx)) | |||
| return buf_size; | |||
| if (ctx->frame.data[0]) | |||
| avctx->release_buffer(avctx, &ctx->frame); | |||
| avcodec_set_dimensions(avctx, ctx->planes[0].width, ctx->planes[0].height); | |||
| ctx->frame.reference = 0; | |||
| if ((result = avctx->get_buffer(avctx, &ctx->frame)) < 0) { | |||
| av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); | |||
| return result; | |||
| } | |||
| if (ctx->is_scalable) { | |||
| if (avctx->codec_id == CODEC_ID_INDEO4) | |||
| ff_ivi_recompose_haar(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0], 4); | |||
| else | |||
| 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; | |||
| } | |||
| /** | |||
| * Close Indeo5 decoder and clean up its context. | |||
| */ | |||
| av_cold int ff_ivi_decode_close(AVCodecContext *avctx) | |||
| { | |||
| IVI45DecContext *ctx = avctx->priv_data; | |||
| ff_ivi_free_buffers(&ctx->planes[0]); | |||
| if (ctx->mb_vlc.cust_tab.table) | |||
| ff_free_vlc(&ctx->mb_vlc.cust_tab); | |||
| if (ctx->frame.data[0]) | |||
| avctx->release_buffer(avctx, &ctx->frame); | |||
| #if IVI4_STREAM_ANALYSER | |||
| if (avctx->codec_id == CODEC_ID_INDEO4) { | |||
| if (ctx->is_scalable) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses scalability mode!\n"); | |||
| if (ctx->uses_tiling) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses local decoding!\n"); | |||
| if (ctx->has_b_frames) | |||
| av_log(avctx, AV_LOG_ERROR, "This video contains B-frames!\n"); | |||
| if (ctx->has_transp) | |||
| av_log(avctx, AV_LOG_ERROR, "Transparency mode is enabled!\n"); | |||
| if (ctx->uses_haar) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses Haar transform!\n"); | |||
| if (ctx->uses_fullpel) | |||
| av_log(avctx, AV_LOG_ERROR, "This video uses fullpel motion vectors!\n"); | |||
| } | |||
| #endif | |||
| return 0; | |||
| } | |||
| /** | |||
| * These are 2x8 predefined Huffman codebooks for coding macroblock/block | |||
| @@ -34,6 +34,8 @@ | |||
| #include <stdint.h> | |||
| #define IVI_VLC_BITS 13 ///< max number of bits of the ivi's huffman codes | |||
| #define IVI4_STREAM_ANALYSER 0 | |||
| #define IVI5_IS_PROTECTED 0x20 | |||
| /** | |||
| * huffman codebook descriptor | |||
| @@ -116,6 +118,7 @@ typedef struct { | |||
| int ypos; | |||
| int width; | |||
| int height; | |||
| int mb_size; | |||
| int is_empty; ///< = 1 if this tile doesn't contain any data | |||
| int data_size; ///< size of the data in bytes | |||
| int num_MBs; ///< number of macroblocks in this tile | |||
| @@ -132,6 +135,7 @@ typedef struct { | |||
| int band_num; ///< band number | |||
| int width; | |||
| int height; | |||
| int aheight; ///< aligned band height | |||
| const uint8_t *data_ptr; ///< ptr to the first byte of the band data | |||
| int data_size; ///< size of the band data | |||
| int16_t *buf; ///< pointer to the output buffer for this band | |||
| @@ -193,6 +197,63 @@ typedef struct { | |||
| uint8_t chroma_bands; | |||
| } IVIPicConfig; | |||
| typedef struct IVI45DecContext { | |||
| GetBitContext gb; | |||
| AVFrame frame; | |||
| RVMapDesc rvmap_tabs[9]; ///< local corrected copy of the static rvmap tables | |||
| uint32_t frame_num; | |||
| int frame_type; | |||
| int prev_frame_type; ///< frame type of the previous frame | |||
| uint32_t data_size; ///< size of the frame data in bytes from picture header | |||
| int is_scalable; | |||
| int transp_status; ///< transparency mode status: 1 - enabled | |||
| const uint8_t *frame_data; ///< input frame data pointer | |||
| int inter_scal; ///< signals a sequence of scalable inter frames | |||
| uint32_t frame_size; ///< frame size in bytes | |||
| uint32_t pic_hdr_size; ///< picture header size in bytes | |||
| uint8_t frame_flags; | |||
| uint16_t checksum; ///< frame checksum | |||
| IVIPicConfig pic_conf; | |||
| IVIPlaneDesc planes[3]; ///< color planes | |||
| int buf_switch; ///< used to switch between three buffers | |||
| int dst_buf; ///< buffer index for the currently decoded frame | |||
| int ref_buf; ///< inter frame reference buffer index | |||
| int ref2_buf; ///< temporal storage for switching buffers | |||
| IVIHuffTab mb_vlc; ///< current macroblock table descriptor | |||
| IVIHuffTab blk_vlc; ///< current block table descriptor | |||
| uint8_t rvmap_sel; | |||
| uint8_t in_imf; | |||
| uint8_t in_q; ///< flag for explicitly stored quantiser delta | |||
| uint8_t pic_glob_quant; | |||
| uint8_t unknown1; | |||
| uint16_t gop_hdr_size; | |||
| uint8_t gop_flags; | |||
| uint32_t lock_word; | |||
| #if IVI4_STREAM_ANALYSER | |||
| uint8_t has_b_frames; | |||
| uint8_t has_transp; | |||
| uint8_t uses_tiling; | |||
| uint8_t uses_haar; | |||
| uint8_t uses_fullpel; | |||
| #endif | |||
| int (*decode_pic_hdr) (struct IVI45DecContext *ctx, AVCodecContext *avctx); | |||
| int (*decode_band_hdr) (struct IVI45DecContext *ctx, IVIBandDesc *band, AVCodecContext *avctx); | |||
| int (*decode_mb_info) (struct IVI45DecContext *ctx, IVIBandDesc *band, IVITile *tile, AVCodecContext *avctx); | |||
| void (*switch_buffers) (struct IVI45DecContext *ctx); | |||
| int (*is_nonnull_frame)(struct IVI45DecContext *ctx); | |||
| int gop_invalid; | |||
| int buf_invalid[3]; | |||
| } IVI45DecContext; | |||
| /** compare some properties of two pictures */ | |||
| static inline int ivi_pic_config_cmp(IVIPicConfig *str1, IVIPicConfig *str2) | |||
| { | |||
| @@ -339,14 +400,8 @@ void ff_ivi_process_empty_tile(AVCodecContext *avctx, IVIBandDesc *band, | |||
| */ | |||
| void ff_ivi_output_plane(IVIPlaneDesc *plane, uint8_t *dst, int dst_pitch); | |||
| /** | |||
| * Calculate band checksum from band data. | |||
| */ | |||
| uint16_t ivi_calc_band_checksum (IVIBandDesc *band); | |||
| /** | |||
| * Verify that band data lies in range. | |||
| */ | |||
| int ivi_check_band (IVIBandDesc *band, const uint8_t *ref, int pitch); | |||
| int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *data_size, | |||
| AVPacket *avpkt); | |||
| av_cold int ff_ivi_decode_close(AVCodecContext *avctx); | |||
| #endif /* AVCODEC_IVI_COMMON_H */ | |||
| @@ -174,9 +174,12 @@ static void ff_region_offset2size(GranuleDef *g) | |||
| static void ff_init_short_region(MPADecodeContext *s, GranuleDef *g) | |||
| { | |||
| if (g->block_type == 2) | |||
| g->region_size[0] = (36 / 2); | |||
| else { | |||
| if (g->block_type == 2) { | |||
| if (s->sample_rate_index != 8) | |||
| g->region_size[0] = (36 / 2); | |||
| else | |||
| g->region_size[0] = (72 / 2); | |||
| } else { | |||
| if (s->sample_rate_index <= 2) | |||
| g->region_size[0] = (36 / 2); | |||
| else if (s->sample_rate_index != 8) | |||
| @@ -201,14 +204,12 @@ static void ff_compute_band_indexes(MPADecodeContext *s, GranuleDef *g) | |||
| if (g->block_type == 2) { | |||
| if (g->switch_point) { | |||
| /* if switched mode, we handle the 36 first samples as | |||
| long blocks. For 8000Hz, we handle the 48 first | |||
| exponents as long blocks (XXX: check this!) */ | |||
| long blocks. For 8000Hz, we handle the 72 first | |||
| exponents as long blocks */ | |||
| if (s->sample_rate_index <= 2) | |||
| g->long_end = 8; | |||
| else if (s->sample_rate_index != 8) | |||
| g->long_end = 6; | |||
| else | |||
| g->long_end = 4; /* 8000 Hz */ | |||
| g->long_end = 6; | |||
| g->short_start = 2 + (s->sample_rate_index != 8); | |||
| } else { | |||
| @@ -1018,7 +1019,7 @@ static void reorder_block(MPADecodeContext *s, GranuleDef *g) | |||
| if (s->sample_rate_index != 8) | |||
| ptr = g->sb_hybrid + 36; | |||
| else | |||
| ptr = g->sb_hybrid + 48; | |||
| ptr = g->sb_hybrid + 72; | |||
| } else { | |||
| ptr = g->sb_hybrid; | |||
| } | |||
| @@ -354,14 +354,7 @@ static int truemotion1_decode_header(TrueMotion1Context *s) | |||
| if (s->flags & FLAG_SPRITE) { | |||
| av_log_ask_for_sample(s->avctx, "SPRITE frame found.\n"); | |||
| /* FIXME header.width, height, xoffset and yoffset aren't initialized */ | |||
| #if 0 | |||
| s->w = header.width; | |||
| s->h = header.height; | |||
| s->x = header.xoffset; | |||
| s->y = header.yoffset; | |||
| #else | |||
| return -1; | |||
| #endif | |||
| } else { | |||
| s->w = header.xsize; | |||
| s->h = header.ysize; | |||
| @@ -1212,7 +1212,8 @@ int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx, | |||
| avctx->sample_fmt, 1); | |||
| if ((ret = avcodec_fill_audio_frame(frame, avctx->channels, | |||
| avctx->sample_fmt, | |||
| (const uint8_t *)samples, samples_size, 1))) | |||
| (const uint8_t *) samples, | |||
| samples_size, 1))) | |||
| return ret; | |||
| /* fabricate frame pts from sample count. | |||
| @@ -220,7 +220,7 @@ static int roq_read_packet(AVFormatContext *s, | |||
| } | |||
| AVInputFormat ff_roq_demuxer = { | |||
| .name = "RoQ", | |||
| .name = "roq", | |||
| .long_name = NULL_IF_CONFIG_SMALL("id RoQ format"), | |||
| .priv_data_size = sizeof(RoqDemuxContext), | |||
| .read_probe = roq_probe, | |||
| @@ -36,7 +36,7 @@ static int roq_write_header(struct AVFormatContext *s) | |||
| } | |||
| AVOutputFormat ff_roq_muxer = { | |||
| .name = "RoQ", | |||
| .name = "roq", | |||
| .long_name = NULL_IF_CONFIG_SMALL("raw id RoQ format"), | |||
| .extensions = "roq", | |||
| .audio_codec = CODEC_ID_ROQ_DPCM, | |||
| @@ -384,7 +384,7 @@ static int iff_read_packet(AVFormatContext *s, | |||
| } | |||
| AVInputFormat ff_iff_demuxer = { | |||
| .name = "IFF", | |||
| .name = "iff", | |||
| .long_name = NULL_IF_CONFIG_SMALL("Interchange File Format"), | |||
| .priv_data_size = sizeof(IffDemuxContext), | |||
| .read_probe = iff_probe, | |||
| @@ -128,7 +128,7 @@ static int iss_read_packet(AVFormatContext *s, AVPacket *pkt) | |||
| } | |||
| AVInputFormat ff_iss_demuxer = { | |||
| .name = "ISS", | |||
| .name = "iss", | |||
| .long_name = NULL_IF_CONFIG_SMALL("Funcom ISS format"), | |||
| .priv_data_size = sizeof(IssDemuxContext), | |||
| .read_probe = iss_probe, | |||
| @@ -194,7 +194,7 @@ static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt) | |||
| } | |||
| AVInputFormat ff_mtv_demuxer = { | |||
| .name = "MTV", | |||
| .name = "mtv", | |||
| .long_name = NULL_IF_CONFIG_SMALL("MTV format"), | |||
| .priv_data_size = sizeof(MTVDemuxContext), | |||
| .read_probe = mtv_probe, | |||
| @@ -228,7 +228,7 @@ AVOutputFormat *av_guess_format(const char *short_name, const char *filename, | |||
| score_max = 0; | |||
| while ((fmt = av_oformat_next(fmt))) { | |||
| score = 0; | |||
| if (fmt->name && short_name && !strcmp(fmt->name, short_name)) | |||
| if (fmt->name && short_name && !av_strcasecmp(fmt->name, short_name)) | |||
| score += 100; | |||
| if (fmt->mime_type && mime_type && !strcmp(fmt->mime_type, mime_type)) | |||
| score += 10; | |||
| @@ -86,16 +86,16 @@ FATE_LAVF = $(LAVF_TESTS:%=fate-lavf-%) | |||
| FATE_LAVFI = $(LAVFI_TESTS:%=fate-lavfi-%) | |||
| FATE_SEEK = $(SEEK_TESTS:seek_%=fate-seek-%) | |||
| FATE = $(FATE_ACODEC) \ | |||
| $(FATE_VCODEC) \ | |||
| $(FATE_LAVF) \ | |||
| $(FATE_SEEK) \ | |||
| FATE_AVCONV += $(FATE_ACODEC) \ | |||
| $(FATE_VCODEC) \ | |||
| $(FATE_LAVF) \ | |||
| $(FATE_LAVFI) \ | |||
| $(FATE_SEEK) \ | |||
| FATE_FFMPEG += $(FATE_FFMPEG-yes) $(FATE_AVCONV) $(FATE_AVCONV-yes) | |||
| FATE-$(CONFIG_FFMPEG) += $(FATE_FFMPEG) | |||
| FATE-$(CONFIG_AVCODEC) += $(FATE_LIBAVCODEC) | |||
| FATE-$(CONFIG_AVFILTER) += $(FATE_LAVFI) | |||
| FATE_SAMPLES-$(CONFIG_FFMPEG) += $(FATE_SAMPLES_AVCONV) $(FATE_SAMPLES_FFMPEG) | |||
| FATE_SAMPLES += $(FATE_SAMPLES-yes) | |||
| @@ -119,7 +119,7 @@ FATE_VIDEO += fate-id-cin-video | |||
| fate-id-cin-video: CMD = framecrc -i $(SAMPLES)/idcin/idlog-2MB.cin -pix_fmt rgb24 | |||
| FATE_VIDEO-$(CONFIG_AVFILTER) += fate-idroq-video-encode | |||
| fate-idroq-video-encode: CMD = md5 -f image2 -vcodec pgmyuv -i $(SAMPLES)/ffmpeg-synthetic/vsynth1/%02d.pgm -sws_flags +bitexact -vf pad=512:512:80:112 -f RoQ -t 0.2 | |||
| fate-idroq-video-encode: CMD = md5 -f image2 -vcodec pgmyuv -i $(SAMPLES)/ffmpeg-synthetic/vsynth1/%02d.pgm -sws_flags +bitexact -vf pad=512:512:80:112 -f roq -t 0.2 | |||
| FATE_IFF += fate-iff-byterun1 | |||
| fate-iff-byterun1: CMD = framecrc -i $(SAMPLES)/iff/ASH.LBM -pix_fmt rgb24 | |||