diff options
Diffstat (limited to 'libavcodec/intrax8.c')
| -rw-r--r-- | libavcodec/intrax8.c | 49 |
1 files changed, 25 insertions, 24 deletions
diff --git a/libavcodec/intrax8.c b/libavcodec/intrax8.c index d32bb05..d46f97c 100644 --- a/libavcodec/intrax8.c +++ b/libavcodec/intrax8.c @@ -1,18 +1,18 @@ /* - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -21,6 +21,7 @@ * @brief IntraX8 (J-Frame) subdecoder, used by WMV2 and VC-1 */ +#include "libavutil/avassert.h" #include "avcodec.h" #include "get_bits.h" #include "idctdsp.h" @@ -115,7 +116,7 @@ static av_cold int x8_vlc_init(void) #undef init_or_vlc if (offset != sizeof(table) / sizeof(VLC_TYPE) / 2) { - av_log(NULL, AV_LOG_ERROR, "table size %zd does not match needed %i\n", + av_log(NULL, AV_LOG_ERROR, "table size %"SIZE_SPECIFIER" does not match needed %i\n", sizeof(table) / sizeof(VLC_TYPE) / 2, offset); return AVERROR_INVALIDDATA; } @@ -134,7 +135,7 @@ static inline void x8_select_ac_table(IntraX8Context *const w, int mode) { int table_index; - assert(mode < 4); + av_assert2(mode < 4); if (w->j_ac_vlc[mode]) return; @@ -142,8 +143,7 @@ static inline void x8_select_ac_table(IntraX8Context *const w, int mode) table_index = get_bits(w->gb, 3); // 2 modes use same tables w->j_ac_vlc[mode] = &j_ac_vlc[w->quant < 13][mode >> 1][table_index]; - - assert(w->j_ac_vlc[mode]); + av_assert2(w->j_ac_vlc[mode]); } static inline int x8_get_orient_vlc(IntraX8Context *w) @@ -152,8 +152,6 @@ static inline int x8_get_orient_vlc(IntraX8Context *w) int table_index = get_bits(w->gb, 1 + (w->quant < 13)); w->j_orient_vlc = &j_orient_vlc[w->quant < 13][table_index]; } - assert(w->j_orient_vlc); - assert(w->j_orient_vlc->table); return get_vlc2(w->gb, w->j_orient_vlc->table, OR_VLC_BITS, OR_VLC_MTD); } @@ -290,14 +288,12 @@ static int x8_get_dc_rlf(IntraX8Context *const w, const int mode, { int i, e, c; - assert(mode < 3); + av_assert2(mode < 3); if (!w->j_dc_vlc[mode]) { int table_index = get_bits(w->gb, 3); // 4 modes, same table w->j_dc_vlc[mode] = &j_dc_vlc[w->quant < 13][table_index]; } - assert(w->j_dc_vlc); - assert(w->j_dc_vlc[mode]->table); i = get_vlc2(w->gb, w->j_dc_vlc[mode]->table, DC_VLC_BITS, DC_VLC_MTD); @@ -354,7 +350,7 @@ static int x8_setup_spatial_predictor(IntraX8Context *const w, const int chroma) if (chroma) return 0; - assert(w->orient < 3); + av_assert2(w->orient < 3); if (range < 2 * w->quant) { if ((w->edges & 3) == 0) { if (w->orient == 1) @@ -374,9 +370,9 @@ static int x8_setup_spatial_predictor(IntraX8Context *const w, const int chroma) w->raw_orient = x8_get_orient_vlc(w); if (w->raw_orient < 0) return -1; - assert(w->raw_orient < 12); - assert(w->orient < 3); - w->orient = prediction_table[w->orient][w->raw_orient]; + av_assert2(w->raw_orient < 12); + av_assert2(w->orient < 3); + w->orient=prediction_table[w->orient][w->raw_orient]; } return 0; } @@ -480,7 +476,7 @@ static void x8_ac_compensation(IntraX8Context *const w, const int direction, const int dc_level) { int t; -#define B(x, y) w->block[0][w->idsp.idct_permutation[(x) + (y) * 8]] +#define B(x,y) w->block[0][w->idct_permutation[(x) + (y) * 8]] #define T(x) ((x) * dc_level + 0x8000) >> 16; switch (direction) { case 0: @@ -578,7 +574,7 @@ static int x8_decode_intra_mb(IntraX8Context *const w, const int chroma) int use_quant_matrix; int sign; - assert(w->orient < 12); + av_assert2(w->orient < 12); w->bdsp.clear_block(w->block[0]); if (chroma) @@ -690,7 +686,7 @@ static int x8_decode_intra_mb(IntraX8Context *const w, const int chroma) w->frame->linesize[!!chroma]); } if (!zeros_only) - w->idsp.idct_add(w->dest[chroma], + w->wdsp.idct_add(w->dest[chroma], w->frame->linesize[!!chroma], w->block[0]); @@ -751,15 +747,20 @@ av_cold int ff_intrax8_common_init(AVCodecContext *avctx, if (!w->prediction_table) return AVERROR(ENOMEM); - ff_init_scantable(w->idsp.idct_permutation, &w->scantable[0], + ff_wmv2dsp_init(&w->wdsp); + + ff_init_scantable_permutation(w->idct_permutation, + w->wdsp.idct_perm); + + ff_init_scantable(w->idct_permutation, &w->scantable[0], ff_wmv1_scantable[0]); - ff_init_scantable(w->idsp.idct_permutation, &w->scantable[1], + ff_init_scantable(w->idct_permutation, &w->scantable[1], ff_wmv1_scantable[2]); - ff_init_scantable(w->idsp.idct_permutation, &w->scantable[2], + ff_init_scantable(w->idct_permutation, &w->scantable[2], ff_wmv1_scantable[3]); ff_intrax8dsp_init(&w->dsp); - ff_blockdsp_init(&w->bdsp); + ff_blockdsp_init(&w->bdsp, avctx); return 0; } |
