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avcodec/msmpeg4: Reindentation

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Forgotten in/after f5957f3fe2.

Reviewed-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-12-10 05:42:35 +01:00 committed by Andreas Rheinhardt
parent 26798932ae
commit 0d30c04e5d
1 changed files with 47 additions and 49 deletions
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96
libavcodec/msmpeg4.c
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@ -53,56 +53,54 @@
* except that it is inverted. */
static av_cold void init_h263_dc_for_msmpeg4(void)
{
int level, uni_code, uni_len;
for(level=-256; level<256; level++){
int size, v, l;
/* find number of bits */
size = 0;
v = abs(level);
while (v) {
v >>= 1;
size++;
}
if (level < 0)
l= (-level) ^ ((1 << size) - 1);
else
l= level;
/* luminance H.263 */
uni_code= ff_mpeg4_DCtab_lum[size][0];
uni_len = ff_mpeg4_DCtab_lum[size][1];
uni_code ^= (1<<uni_len)-1; //M$ does not like compatibility
if (size > 0) {
uni_code<<=size; uni_code|=l;
uni_len+=size;
if (size > 8){
uni_code<<=1; uni_code|=1;
uni_len++;
}
}
ff_v2_dc_lum_table[level + 256][0] = uni_code;
ff_v2_dc_lum_table[level + 256][1] = uni_len;
/* chrominance H.263 */
uni_code= ff_mpeg4_DCtab_chrom[size][0];
uni_len = ff_mpeg4_DCtab_chrom[size][1];
uni_code ^= (1<<uni_len)-1; //M$ does not like compatibility
if (size > 0) {
uni_code<<=size; uni_code|=l;
uni_len+=size;
if (size > 8){
uni_code<<=1; uni_code|=1;
uni_len++;
}
}
ff_v2_dc_chroma_table[level + 256][0] = uni_code;
ff_v2_dc_chroma_table[level + 256][1] = uni_len;
for (int level = -256; level < 256; level++) {
int uni_code, uni_len;
int size, v, l;
/* find number of bits */
size = 0;
v = abs(level);
while (v) {
v >>= 1;
size++;
}
if (level < 0)
l = (-level) ^ ((1 << size) - 1);
else
l = level;
/* luminance H.263 */
uni_code = ff_mpeg4_DCtab_lum[size][0];
uni_len = ff_mpeg4_DCtab_lum[size][1];
uni_code ^= (1 << uni_len) - 1; //M$ does not like compatibility
if (size > 0) {
uni_code <<= size; uni_code |= l;
uni_len += size;
if (size > 8) {
uni_code <<= 1; uni_code |= 1;
uni_len++;
}
}
ff_v2_dc_lum_table[level + 256][0] = uni_code;
ff_v2_dc_lum_table[level + 256][1] = uni_len;
/* chrominance H.263 */
uni_code = ff_mpeg4_DCtab_chrom[size][0];
uni_len = ff_mpeg4_DCtab_chrom[size][1];
uni_code ^= (1 << uni_len) - 1; //M$ does not like compatibility
if (size > 0) {
uni_code <<= size; uni_code |= l;
uni_len +=size;
if (size > 8) {
uni_code <<= 1; uni_code |= 1;
uni_len++;
}
}
ff_v2_dc_chroma_table[level + 256][0] = uni_code;
ff_v2_dc_chroma_table[level + 256][1] = uni_len;
}
}
av_cold void ff_msmpeg4_common_init(MpegEncContext *s)