diff options
author | David Conrad <lessen42@gmail.com> | 2008-10-01 18:48:54 +0400 |
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committer | David Conrad <lessen42@gmail.com> | 2008-10-01 18:48:54 +0400 |
commit | 1ae4518d73d4eb632cb98eda8f0e23d50d6757e4 (patch) | |
tree | 97f284222be606f00c960d68a825ac334416f63d /libavcodec/vp3.c | |
parent | 10f38380be34021503cbe2275c8861581dcc3ca8 (diff) |
Cosmetics: reindent
Originally committed as revision 15505 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/vp3.c')
-rw-r--r-- | libavcodec/vp3.c | 244 |
1 files changed, 122 insertions, 122 deletions
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index cbb71d77ed..558465fc8f 100644 --- a/libavcodec/vp3.c +++ b/libavcodec/vp3.c @@ -814,152 +814,152 @@ static int unpack_vectors(Vp3DecodeContext *s, GetBitContext *gb) if (s->keyframe) return 0; - memset(motion_x, 0, 6 * sizeof(int)); - memset(motion_y, 0, 6 * sizeof(int)); + memset(motion_x, 0, 6 * sizeof(int)); + memset(motion_y, 0, 6 * sizeof(int)); - /* coding mode 0 is the VLC scheme; 1 is the fixed code scheme */ - coding_mode = get_bits1(gb); + /* coding mode 0 is the VLC scheme; 1 is the fixed code scheme */ + coding_mode = get_bits1(gb); - /* iterate through all of the macroblocks that contain 1 or more - * coded fragments */ - for (i = 0; i < s->u_superblock_start; i++) { + /* iterate through all of the macroblocks that contain 1 or more + * coded fragments */ + for (i = 0; i < s->u_superblock_start; i++) { - for (j = 0; j < 4; j++) { - current_macroblock = s->superblock_macroblocks[i * 4 + j]; - if ((current_macroblock == -1) || - (s->macroblock_coding[current_macroblock] == MODE_COPY)) - continue; - if (current_macroblock >= s->macroblock_count) { - av_log(s->avctx, AV_LOG_ERROR, " vp3:unpack_vectors(): bad macroblock number (%d >= %d)\n", - current_macroblock, s->macroblock_count); - return 1; - } + for (j = 0; j < 4; j++) { + current_macroblock = s->superblock_macroblocks[i * 4 + j]; + if ((current_macroblock == -1) || + (s->macroblock_coding[current_macroblock] == MODE_COPY)) + continue; + if (current_macroblock >= s->macroblock_count) { + av_log(s->avctx, AV_LOG_ERROR, " vp3:unpack_vectors(): bad macroblock number (%d >= %d)\n", + current_macroblock, s->macroblock_count); + return 1; + } - current_fragment = s->macroblock_fragments[current_macroblock * 6]; - if (current_fragment >= s->fragment_count) { - av_log(s->avctx, AV_LOG_ERROR, " vp3:unpack_vectors(): bad fragment number (%d >= %d\n", - current_fragment, s->fragment_count); - return 1; + current_fragment = s->macroblock_fragments[current_macroblock * 6]; + if (current_fragment >= s->fragment_count) { + av_log(s->avctx, AV_LOG_ERROR, " vp3:unpack_vectors(): bad fragment number (%d >= %d\n", + current_fragment, s->fragment_count); + return 1; + } + switch (s->macroblock_coding[current_macroblock]) { + + case MODE_INTER_PLUS_MV: + case MODE_GOLDEN_MV: + /* all 6 fragments use the same motion vector */ + if (coding_mode == 0) { + motion_x[0] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; + motion_y[0] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; + } else { + motion_x[0] = fixed_motion_vector_table[get_bits(gb, 6)]; + motion_y[0] = fixed_motion_vector_table[get_bits(gb, 6)]; } - switch (s->macroblock_coding[current_macroblock]) { - - case MODE_INTER_PLUS_MV: - case MODE_GOLDEN_MV: - /* all 6 fragments use the same motion vector */ - if (coding_mode == 0) { - motion_x[0] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; - motion_y[0] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; - } else { - motion_x[0] = fixed_motion_vector_table[get_bits(gb, 6)]; - motion_y[0] = fixed_motion_vector_table[get_bits(gb, 6)]; - } - for (k = 1; k < 6; k++) { - motion_x[k] = motion_x[0]; - motion_y[k] = motion_y[0]; - } - - /* vector maintenance, only on MODE_INTER_PLUS_MV */ - if (s->macroblock_coding[current_macroblock] == - MODE_INTER_PLUS_MV) { - prior_last_motion_x = last_motion_x; - prior_last_motion_y = last_motion_y; - last_motion_x = motion_x[0]; - last_motion_y = motion_y[0]; - } - break; + for (k = 1; k < 6; k++) { + motion_x[k] = motion_x[0]; + motion_y[k] = motion_y[0]; + } - case MODE_INTER_FOURMV: - /* vector maintenance */ + /* vector maintenance, only on MODE_INTER_PLUS_MV */ + if (s->macroblock_coding[current_macroblock] == + MODE_INTER_PLUS_MV) { prior_last_motion_x = last_motion_x; prior_last_motion_y = last_motion_y; + last_motion_x = motion_x[0]; + last_motion_y = motion_y[0]; + } + break; - /* fetch 4 vectors from the bitstream, one for each - * Y fragment, then average for the C fragment vectors */ - motion_x[4] = motion_y[4] = 0; - for (k = 0; k < 4; k++) { - for (l = 0; l < s->coded_fragment_list_index; l++) - if (s->coded_fragment_list[l] == s->macroblock_fragments[6*current_macroblock + k]) - break; - if (l < s->coded_fragment_list_index) { - if (coding_mode == 0) { - motion_x[k] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; - motion_y[k] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; - } else { - motion_x[k] = fixed_motion_vector_table[get_bits(gb, 6)]; - motion_y[k] = fixed_motion_vector_table[get_bits(gb, 6)]; - } - last_motion_x = motion_x[k]; - last_motion_y = motion_y[k]; + case MODE_INTER_FOURMV: + /* vector maintenance */ + prior_last_motion_x = last_motion_x; + prior_last_motion_y = last_motion_y; + + /* fetch 4 vectors from the bitstream, one for each + * Y fragment, then average for the C fragment vectors */ + motion_x[4] = motion_y[4] = 0; + for (k = 0; k < 4; k++) { + for (l = 0; l < s->coded_fragment_list_index; l++) + if (s->coded_fragment_list[l] == s->macroblock_fragments[6*current_macroblock + k]) + break; + if (l < s->coded_fragment_list_index) { + if (coding_mode == 0) { + motion_x[k] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; + motion_y[k] = motion_vector_table[get_vlc2(gb, s->motion_vector_vlc.table, 6, 2)]; } else { - motion_x[k] = 0; - motion_y[k] = 0; + motion_x[k] = fixed_motion_vector_table[get_bits(gb, 6)]; + motion_y[k] = fixed_motion_vector_table[get_bits(gb, 6)]; } - motion_x[4] += motion_x[k]; - motion_y[4] += motion_y[k]; + last_motion_x = motion_x[k]; + last_motion_y = motion_y[k]; + } else { + motion_x[k] = 0; + motion_y[k] = 0; } + motion_x[4] += motion_x[k]; + motion_y[4] += motion_y[k]; + } - motion_x[5]= - motion_x[4]= RSHIFT(motion_x[4], 2); - motion_y[5]= - motion_y[4]= RSHIFT(motion_y[4], 2); - break; + motion_x[5]= + motion_x[4]= RSHIFT(motion_x[4], 2); + motion_y[5]= + motion_y[4]= RSHIFT(motion_y[4], 2); + break; - case MODE_INTER_LAST_MV: - /* all 6 fragments use the last motion vector */ - motion_x[0] = last_motion_x; - motion_y[0] = last_motion_y; - for (k = 1; k < 6; k++) { - motion_x[k] = motion_x[0]; - motion_y[k] = motion_y[0]; - } + case MODE_INTER_LAST_MV: + /* all 6 fragments use the last motion vector */ + motion_x[0] = last_motion_x; + motion_y[0] = last_motion_y; + for (k = 1; k < 6; k++) { + motion_x[k] = motion_x[0]; + motion_y[k] = motion_y[0]; + } - /* no vector maintenance (last vector remains the - * last vector) */ - break; + /* no vector maintenance (last vector remains the + * last vector) */ + break; - case MODE_INTER_PRIOR_LAST: - /* all 6 fragments use the motion vector prior to the - * last motion vector */ - motion_x[0] = prior_last_motion_x; - motion_y[0] = prior_last_motion_y; - for (k = 1; k < 6; k++) { - motion_x[k] = motion_x[0]; - motion_y[k] = motion_y[0]; - } + case MODE_INTER_PRIOR_LAST: + /* all 6 fragments use the motion vector prior to the + * last motion vector */ + motion_x[0] = prior_last_motion_x; + motion_y[0] = prior_last_motion_y; + for (k = 1; k < 6; k++) { + motion_x[k] = motion_x[0]; + motion_y[k] = motion_y[0]; + } - /* vector maintenance */ - prior_last_motion_x = last_motion_x; - prior_last_motion_y = last_motion_y; - last_motion_x = motion_x[0]; - last_motion_y = motion_y[0]; - break; + /* vector maintenance */ + prior_last_motion_x = last_motion_x; + prior_last_motion_y = last_motion_y; + last_motion_x = motion_x[0]; + last_motion_y = motion_y[0]; + break; - default: - /* covers intra, inter without MV, golden without MV */ - memset(motion_x, 0, 6 * sizeof(int)); - memset(motion_y, 0, 6 * sizeof(int)); + default: + /* covers intra, inter without MV, golden without MV */ + memset(motion_x, 0, 6 * sizeof(int)); + memset(motion_y, 0, 6 * sizeof(int)); - /* no vector maintenance */ - break; - } + /* no vector maintenance */ + break; + } - /* assign the motion vectors to the correct fragments */ - for (k = 0; k < 6; k++) { - current_fragment = - s->macroblock_fragments[current_macroblock * 6 + k]; - if (current_fragment == -1) - continue; - if (current_fragment >= s->fragment_count) { - av_log(s->avctx, AV_LOG_ERROR, " vp3:unpack_vectors(): bad fragment number (%d >= %d)\n", - current_fragment, s->fragment_count); - return 1; - } - s->all_fragments[current_fragment].motion_x = motion_x[k]; - s->all_fragments[current_fragment].motion_y = motion_y[k]; + /* assign the motion vectors to the correct fragments */ + for (k = 0; k < 6; k++) { + current_fragment = + s->macroblock_fragments[current_macroblock * 6 + k]; + if (current_fragment == -1) + continue; + if (current_fragment >= s->fragment_count) { + av_log(s->avctx, AV_LOG_ERROR, " vp3:unpack_vectors(): bad fragment number (%d >= %d)\n", + current_fragment, s->fragment_count); + return 1; } + s->all_fragments[current_fragment].motion_x = motion_x[k]; + s->all_fragments[current_fragment].motion_y = motion_y[k]; } } + } return 0; } |