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author | Michael Niedermayer <michaelni@gmx.at> | 2013-07-05 12:07:58 +0200 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-07-05 12:08:22 +0200 |
commit | 7d3b55c6a427a33f44e3d512c5866eebe5df7915 (patch) | |
tree | 346863d015bfe80c84d9f0328003f65c30b76dec /libavcodec/ivi_common.c | |
parent | 9b10440dcd1a250c0c00cfcd83ae62a4ae6d2544 (diff) | |
parent | 6dfacd7ab126aea1392949d1aa10fdc3d3eeb911 (diff) | |
download | ffmpeg-7d3b55c6a427a33f44e3d512c5866eebe5df7915.tar.gz |
Merge commit '6dfacd7ab126aea1392949d1aa10fdc3d3eeb911'
* commit '6dfacd7ab126aea1392949d1aa10fdc3d3eeb911':
indeo: Cosmetic formatting
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ivi_common.c')
-rw-r--r-- | libavcodec/ivi_common.c | 52 |
1 files changed, 32 insertions, 20 deletions
diff --git a/libavcodec/ivi_common.c b/libavcodec/ivi_common.c index cb80225d35..4bbbfbd1ef 100644 --- a/libavcodec/ivi_common.c +++ b/libavcodec/ivi_common.c @@ -53,9 +53,10 @@ static uint16_t inv_bits(uint16_t val, int nbits) uint16_t res; if (nbits <= 8) { - res = ff_reverse[val] >> (8-nbits); + res = ff_reverse[val] >> (8 - nbits); } else - res = ((ff_reverse[val & 0xFF] << 8) + (ff_reverse[val >> 8])) >> (16-nbits); + res = ((ff_reverse[val & 0xFF] << 8) + + (ff_reverse[val >> 8])) >> (16 - nbits); return res; } @@ -114,10 +115,12 @@ av_cold void ff_ivi_init_static_vlc(void) for (i = 0; i < 8; i++) { ivi_mb_vlc_tabs[i].table = table_data + i * 2 * 8192; ivi_mb_vlc_tabs[i].table_allocated = 8192; - ivi_create_huff_from_desc(&ff_ivi_mb_huff_desc[i], &ivi_mb_vlc_tabs[i], 1); + ivi_create_huff_from_desc(&ff_ivi_mb_huff_desc[i], + &ivi_mb_vlc_tabs[i], 1); ivi_blk_vlc_tabs[i].table = table_data + (i * 2 + 1) * 8192; ivi_blk_vlc_tabs[i].table_allocated = 8192; - ivi_create_huff_from_desc(&ff_ivi_blk_huff_desc[i], &ivi_blk_vlc_tabs[i], 1); + ivi_create_huff_from_desc(&ff_ivi_blk_huff_desc[i], + &ivi_blk_vlc_tabs[i], 1); } initialized_vlcs = 1; } @@ -141,16 +144,17 @@ static void ivi_huff_desc_copy(IVIHuffDesc *dst, const IVIHuffDesc *src) * @param[in] desc2 ptr to the 2nd descriptor to compare * @return comparison result: 0 - equal, 1 - not equal */ -static int ivi_huff_desc_cmp(const IVIHuffDesc *desc1, const IVIHuffDesc *desc2) +static int ivi_huff_desc_cmp(const IVIHuffDesc *desc1, + const IVIHuffDesc *desc2) { - return desc1->num_rows != desc2->num_rows - || memcmp(desc1->xbits, desc2->xbits, desc1->num_rows); + return desc1->num_rows != desc2->num_rows || + memcmp(desc1->xbits, desc2->xbits, desc1->num_rows); } int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab, IVIHuffTab *huff_tab, AVCodecContext *avctx) { - int i, result; + int i, result; IVIHuffDesc new_huff; if (!desc_coded) { @@ -226,8 +230,9 @@ static av_cold void ivi_free_buffers(IVIPlaneDesc *planes) av_cold int ff_ivi_init_planes(IVIPlaneDesc *planes, const IVIPicConfig *cfg) { - int p, b; - uint32_t b_width, b_height, align_fac, width_aligned, height_aligned, buf_size; + int p, b; + uint32_t b_width, b_height, align_fac, width_aligned, + height_aligned, buf_size; IVIBandDesc *band; ivi_free_buffers(planes); @@ -250,8 +255,10 @@ av_cold int ff_ivi_init_planes(IVIPlaneDesc *planes, const IVIPicConfig *cfg) /* select band dimensions: if there is only one band then it * has the full size, if there are several bands each of them * has only half size */ - b_width = planes[p].num_bands == 1 ? planes[p].width : (planes[p].width + 1) >> 1; - b_height = planes[p].num_bands == 1 ? planes[p].height : (planes[p].height + 1) >> 1; + b_width = planes[p].num_bands == 1 ? planes[p].width + : (planes[p].width + 1) >> 1; + b_height = planes[p].num_bands == 1 ? planes[p].height + : (planes[p].height + 1) >> 1; /* luma band buffers will be aligned on 16x16 (max macroblock size) */ /* chroma band buffers will be aligned on 8x8 (max macroblock size) */ @@ -280,8 +287,8 @@ av_cold int ff_ivi_init_planes(IVIPlaneDesc *planes, const IVIPicConfig *cfg) if (!band->bufs[2]) return AVERROR(ENOMEM); } - - planes[p].bands[0].blk_vlc.cust_desc.num_rows = 0; /* reset custom vlc */ + /* reset custom vlc */ + planes[p].bands[0].blk_vlc.cust_desc.num_rows = 0; } } @@ -864,7 +871,8 @@ static int decode_band(IVI45DecContext *ctx, } } - /* restore the selected rvmap table by applying its corrections in reverse order */ + /* 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]; @@ -881,7 +889,8 @@ static int decode_band(IVI45DecContext *ctx, 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 checksum mismatch! Plane %d, band %d, " + "received: %x, calculated: %x\n", band->plane, band->band_num, band->checksum, chksum); } } @@ -942,10 +951,13 @@ int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, //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 == AV_CODEC_ID_INDEO4 && ctx->frame_type == 0/*FRAMETYPE_INTRA*/) { + /* 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 == AV_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) |