---
libavcodec/dv.c | 138 +++++++-------
libavcodec/dv.h | 17 +-
libavcodec/dv_profile.c | 78 ++++----
libavcodec/dv_tablegen.h | 26 ++-
libavcodec/dvdata.c | 460 +++++++++++++++++++++++------------------------
libavcodec/dvdec.c | 47 +++--
libavcodec/dvenc.c | 332 ++++++++++++++++++----------------
7 files changed, 558 insertions(+), 540 deletions(-)
diff --git a/libavcodec/dv.c b/libavcodec/dv.c
index e05c878..0a75915 100644
--- a/libavcodec/dv.c
+++ b/libavcodec/dv.c
@@ -51,113 +51,119 @@
/* XXX: also include quantization */
RL_VLC_ELEM ff_dv_rl_vlc[1184];
-static inline void dv_calc_mb_coordinates(const AVDVProfile *d, int chan, int
seq, int slot,
- uint16_t *tbl)
+static inline void dv_calc_mb_coordinates(const AVDVProfile *d, int chan,
+ int seq, int slot, uint16_t *tbl)
{
- static const uint8_t off[] = { 2, 6, 8, 0, 4 };
+ static const uint8_t off[] = { 2, 6, 8, 0, 4 };
static const uint8_t shuf1[] = { 36, 18, 54, 0, 72 };
static const uint8_t shuf2[] = { 24, 12, 36, 0, 48 };
static const uint8_t shuf3[] = { 18, 9, 27, 0, 36 };
- static const uint8_t l_start[] = {0, 4, 9, 13, 18, 22, 27, 31, 36, 40};
+ static const uint8_t l_start[] = { 0, 4, 9, 13, 18, 22, 27, 31, 36, 40 };
static const uint8_t l_start_shuffled[] = { 9, 4, 13, 0, 18 };
- static const uint8_t serpent1[] = {0, 1, 2, 2, 1, 0,
- 0, 1, 2, 2, 1, 0,
- 0, 1, 2, 2, 1, 0,
- 0, 1, 2, 2, 1, 0,
- 0, 1, 2};
- static const uint8_t serpent2[] = {0, 1, 2, 3, 4, 5, 5, 4, 3, 2, 1, 0,
- 0, 1, 2, 3, 4, 5, 5, 4, 3, 2, 1, 0,
- 0, 1, 2, 3, 4, 5};
-
- static const uint8_t remap[][2] = {{ 0, 0}, { 0, 0}, { 0, 0}, { 0, 0}, /*
dummy */
- { 0, 0}, { 0, 1}, { 0, 2}, { 0, 3},
{10, 0},
- {10, 1}, {10, 2}, {10, 3}, {20, 0},
{20, 1},
- {20, 2}, {20, 3}, {30, 0}, {30, 1},
{30, 2},
- {30, 3}, {40, 0}, {40, 1}, {40, 2},
{40, 3},
- {50, 0}, {50, 1}, {50, 2}, {50, 3},
{60, 0},
- {60, 1}, {60, 2}, {60, 3}, {70, 0},
{70, 1},
- {70, 2}, {70, 3}, { 0,64}, { 0,65}, {
0,66},
- {10,64}, {10,65}, {10,66}, {20,64},
{20,65},
- {20,66}, {30,64}, {30,65}, {30,66},
{40,64},
- {40,65}, {40,66}, {50,64}, {50,65},
{50,66},
- {60,64}, {60,65}, {60,66}, {70,64},
{70,65},
- {70,66}, { 0,67}, {20,67}, {40,67},
{60,67}};
+ static const uint8_t serpent1[] = {
+ 0, 1, 2, 2, 1, 0,
+ 0, 1, 2, 2, 1, 0,
+ 0, 1, 2, 2, 1, 0,
+ 0, 1, 2, 2, 1, 0,
+ 0, 1, 2
+ };
+ static const uint8_t serpent2[] = {
+ 0, 1, 2, 3, 4, 5, 5, 4, 3, 2, 1, 0,
+ 0, 1, 2, 3, 4, 5, 5, 4, 3, 2, 1, 0,
+ 0, 1, 2, 3, 4, 5
+ };
+
+ static const uint8_t remap[][2] = {
+ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, /* dummy */
+ { 0, 0 }, { 0, 1 }, { 0, 2 }, { 0, 3 }, { 10, 0 },
+ { 10, 1 }, { 10, 2 }, { 10, 3 }, { 20, 0 }, { 20, 1 },
+ { 20, 2 }, { 20, 3 }, { 30, 0 }, { 30, 1 }, { 30, 2 },
+ { 30, 3 }, { 40, 0 }, { 40, 1 }, { 40, 2 }, { 40, 3 },
+ { 50, 0 }, { 50, 1 }, { 50, 2 }, { 50, 3 }, { 60, 0 },
+ { 60, 1 }, { 60, 2 }, { 60, 3 }, { 70, 0 }, { 70, 1 },
+ { 70, 2 }, { 70, 3 }, { 0, 64 }, { 0, 65 }, { 0, 66 },
+ { 10, 64 }, { 10, 65 }, { 10, 66 }, { 20, 64 }, { 20, 65 },
+ { 20, 66 }, { 30, 64 }, { 30, 65 }, { 30, 66 }, { 40, 64 },
+ { 40, 65 }, { 40, 66 }, { 50, 64 }, { 50, 65 }, { 50, 66 },
+ { 60, 64 }, { 60, 65 }, { 60, 66 }, { 70, 64 }, { 70, 65 },
+ { 70, 66 }, { 0, 67 }, { 20, 67 }, { 40, 67 }, { 60, 67 }
+ };
int i, k, m;
int x, y, blk;
- for (m=0; m<5; m++) {
+ for (m = 0; m < 5; m++) {
switch (d->width) {
case 1440:
- blk = (chan*11+seq)*27+slot;
+ blk = (chan * 11 + seq) * 27 + slot;
if (chan == 0 && seq == 11) {
- x = m*27+slot;
- if (x<90) {
+ x = m * 27 + slot;
+ if (x < 90)
y = 0;
- } else {
- x = (x - 90)*2;
+ else {
+ x = (x - 90) * 2;
y = 67;
}
} else {
- i = (4*chan + blk + off[m])%11;
- k = (blk/11)%27;
+ i = (4 * chan + blk + off[m]) % 11;
+ k = (blk / 11) % 27;
- x = shuf1[m] + (chan&1)*9 + k%9;
- y = (i*3+k/9)*2 + (chan>>1) + 1;
+ x = shuf1[m] + (chan&1) * 9 + k % 9;
+ y = (i * 3 + k / 9) * 2 + (chan >> 1) + 1;
}
- tbl[m] = (x<<1)|(y<<9);
+ tbl[m] = (x << 1) | (y << 9);
break;
case 1280:
- blk = (chan*10+seq)*27+slot;
+ blk = (chan * 10 + seq) * 27 + slot;
- i = (4*chan + (seq/5) + 2*blk + off[m])%10;
- k = (blk/5)%27;
+ i = (4 * chan + (seq / 5) + 2 * blk + off[m]) % 10;
+ k = (blk / 5) % 27;
- x = shuf1[m]+(chan&1)*9 + k%9;
- y = (i*3+k/9)*2 + (chan>>1) + 4;
+ x = shuf1[m] + (chan & 1) * 9 + k % 9;
+ y = (i * 3 + k / 9) * 2 + (chan >> 1) + 4;
if (x >= 80) {
- x = remap[y][0]+((x-80)<<(y>59));
+ x = remap[y][0] + ((x - 80) << (y > 59));
y = remap[y][1];
}
- tbl[m] = (x<<1)|(y<<9);
+ tbl[m] = (x << 1)|(y << 9);
break;
case 960:
- blk = (chan*10+seq)*27+slot;
+ blk = (chan * 10 + seq) * 27 + slot;
- i = (4*chan + (seq/5) + 2*blk + off[m])%10;
- k = (blk/5)%27 + (i&1)*3;
+ i = (4 * chan + (seq / 5) + 2 * blk + off[m]) % 10;
+ k = (blk / 5) % 27 + (i & 1) * 3;
- x = shuf2[m] + k%6 + 6*(chan&1);
- y = l_start[i] + k/6 + 45*(chan>>1);
- tbl[m] = (x<<1)|(y<<9);
+ x = shuf2[m] + k % 6 + 6 * (chan & 1);
+ y = l_start[i] + k / 6 + 45 * (chan >> 1);
+ tbl[m] = (x << 1) | (y << 9);
break;
case 720:
switch (d->pix_fmt) {
case AV_PIX_FMT_YUV422P:
- x = shuf3[m] + slot/3;
+ x = shuf3[m] + slot / 3;
y = serpent1[slot] +
- ((((seq + off[m]) % d->difseg_size)<<1) + chan)*3;
- tbl[m] = (x<<1)|(y<<8);
+ ((((seq + off[m]) % d->difseg_size) << 1) + chan) * 3;
+ tbl[m] = (x << 1) | (y << 8);
break;
case AV_PIX_FMT_YUV420P:
- x = shuf3[m] + slot/3;
+ x = shuf3[m] + slot / 3;
y = serpent1[slot] +
- ((seq + off[m]) % d->difseg_size)*3;
- tbl[m] = (x<<1)|(y<<9);
+ ((seq + off[m]) % d->difseg_size) * 3;
+ tbl[m] = (x << 1) | (y << 9);
break;
case AV_PIX_FMT_YUV411P:
i = (seq + off[m]) % d->difseg_size;
- k = slot + ((m==1||m==2)?3:0);
+ k = slot + ((m == 1 || m == 2) ? 3 : 0);
- x = l_start_shuffled[m] + k/6;
- y = serpent2[k] + i*6;
- if (x>21)
- y = y*2 - i*6;
- tbl[m] = (x<<2)|(y<<8);
+ x = l_start_shuffled[m] + k / 6;
+ y = serpent2[k] + i * 6;
+ if (x > 21)
+ y = y * 2 - i * 6;
+ tbl[m] = (x << 2) | (y << 8);
break;
}
default:
@@ -240,10 +246,10 @@ av_cold int ff_dvvideo_init(AVCodecContext *avctx)
if (!done) {
VLC dv_vlc;
- uint16_t new_dv_vlc_bits[NB_DV_VLC*2];
- uint8_t new_dv_vlc_len[NB_DV_VLC*2];
- uint8_t new_dv_vlc_run[NB_DV_VLC*2];
- int16_t new_dv_vlc_level[NB_DV_VLC*2];
+ uint16_t new_dv_vlc_bits[NB_DV_VLC * 2];
+ uint8_t new_dv_vlc_len[NB_DV_VLC * 2];
+ uint8_t new_dv_vlc_run[NB_DV_VLC * 2];
+ int16_t new_dv_vlc_level[NB_DV_VLC * 2];
done = 1;
diff --git a/libavcodec/dv.h b/libavcodec/dv.h
index 019c15a..7871b1d 100644
--- a/libavcodec/dv.h
+++ b/libavcodec/dv.h
@@ -82,7 +82,7 @@ enum dv_pack_type {
/* minimum number of bytes to read from a DV stream in order to
determine the profile */
-#define DV_PROFILE_BYTES (6*80) /* 6 DIF blocks */
+#define DV_PROFILE_BYTES (6 * 80) /* 6 DIF blocks */
/**
* largest possible DV frame, in bytes (1080i50)
@@ -103,23 +103,24 @@ int ff_dvvideo_init(AVCodecContext *avctx);
static inline int dv_work_pool_size(const AVDVProfile *d)
{
- int size = d->n_difchan*d->difseg_size*27;
+ int size = d->n_difchan * d->difseg_size * 27;
if (DV_PROFILE_IS_1080i50(d))
- size -= 3*27;
+ size -= 3 * 27;
if (DV_PROFILE_IS_720p50(d))
- size -= 4*27;
+ size -= 4 * 27;
return size;
}
-static inline void dv_calculate_mb_xy(DVVideoContext *s, DVwork_chunk
*work_chunk, int m, int *mb_x, int *mb_y)
+static inline void dv_calculate_mb_xy(DVVideoContext *s,
+ DVwork_chunk *work_chunk,
+ int m, int *mb_x, int *mb_y)
{
*mb_x = work_chunk->mb_coordinates[m] & 0xff;
*mb_y = work_chunk->mb_coordinates[m] >> 8;
/* We work with 720p frames split in half. The odd half-frame (chan==2,3)
is displaced :-( */
- if (s->sys->height == 720 && !(s->buf[1]&0x0C)) {
- *mb_y -= (*mb_y>17)?18:-72; /* shifting the Y coordinate down by 72/2
macro blocks */
- }
+ if (s->sys->height == 720 && !(s->buf[1] & 0x0C))
+ *mb_y -= (*mb_y > 17) ? 18 : -72; /* shifting the Y coordinate down
by 72/2 macro blocks */
}
#endif /* AVCODEC_DV_H */
diff --git a/libavcodec/dv_profile.c b/libavcodec/dv_profile.c
index f3cf86f..e2a078b 100644
--- a/libavcodec/dv_profile.c
+++ b/libavcodec/dv_profile.c
@@ -30,33 +30,33 @@
#if CONFIG_DVPROFILE
static const uint8_t dv_audio_shuffle525[10][9] = {
- { 0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */
- { 6, 36, 66, 26, 56, 86, 16, 46, 76 },
- { 12, 42, 72, 2, 32, 62, 22, 52, 82 },
- { 18, 48, 78, 8, 38, 68, 28, 58, 88 },
- { 24, 54, 84, 14, 44, 74, 4, 34, 64 },
+ { 0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */
+ { 6, 36, 66, 26, 56, 86, 16, 46, 76 },
+ { 12, 42, 72, 2, 32, 62, 22, 52, 82 },
+ { 18, 48, 78, 8, 38, 68, 28, 58, 88 },
+ { 24, 54, 84, 14, 44, 74, 4, 34, 64 },
- { 1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */
- { 7, 37, 67, 27, 57, 87, 17, 47, 77 },
- { 13, 43, 73, 3, 33, 63, 23, 53, 83 },
- { 19, 49, 79, 9, 39, 69, 29, 59, 89 },
- { 25, 55, 85, 15, 45, 75, 5, 35, 65 },
+ { 1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */
+ { 7, 37, 67, 27, 57, 87, 17, 47, 77 },
+ { 13, 43, 73, 3, 33, 63, 23, 53, 83 },
+ { 19, 49, 79, 9, 39, 69, 29, 59, 89 },
+ { 25, 55, 85, 15, 45, 75, 5, 35, 65 },
};
static const uint8_t dv_audio_shuffle625[12][9] = {
- { 0, 36, 72, 26, 62, 98, 16, 52, 88}, /* 1st channel */
- { 6, 42, 78, 32, 68, 104, 22, 58, 94},
- { 12, 48, 84, 2, 38, 74, 28, 64, 100},
- { 18, 54, 90, 8, 44, 80, 34, 70, 106},
- { 24, 60, 96, 14, 50, 86, 4, 40, 76},
- { 30, 66, 102, 20, 56, 92, 10, 46, 82},
+ { 0, 36, 72, 26, 62, 98, 16, 52, 88 }, /* 1st channel */
+ { 6, 42, 78, 32, 68, 104, 22, 58, 94 },
+ { 12, 48, 84, 2, 38, 74, 28, 64, 100 },
+ { 18, 54, 90, 8, 44, 80, 34, 70, 106 },
+ { 24, 60, 96, 14, 50, 86, 4, 40, 76 },
+ { 30, 66, 102, 20, 56, 92, 10, 46, 82 },
- { 1, 37, 73, 27, 63, 99, 17, 53, 89}, /* 2nd channel */
- { 7, 43, 79, 33, 69, 105, 23, 59, 95},
- { 13, 49, 85, 3, 39, 75, 29, 65, 101},
- { 19, 55, 91, 9, 45, 81, 35, 71, 107},
- { 25, 61, 97, 15, 51, 87, 5, 41, 77},
- { 31, 67, 103, 21, 57, 93, 11, 47, 83},
+ { 1, 37, 73, 27, 63, 99, 17, 53, 89 }, /* 2nd channel */
+ { 7, 43, 79, 33, 69, 105, 23, 59, 95 },
+ { 13, 49, 85, 3, 39, 75, 29, 65, 101 },
+ { 19, 55, 91, 9, 45, 81, 35, 71, 107 },
+ { 25, 61, 97, 15, 51, 87, 5, 41, 77 },
+ { 31, 67, 103, 21, 57, 93, 11, 47, 83 },
};
/* macroblock bit budgets */
@@ -78,7 +78,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 30,
.height = 480,
.width = 720,
- .sar = {{8, 9}, {32, 27}},
+ .sar = { { 8, 9 }, { 32, 27 } },
.pix_fmt = AV_PIX_FMT_YUV411P,
.bpm = 6,
.block_sizes = block_sizes_dv2550,
@@ -96,7 +96,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 25,
.height = 576,
.width = 720,
- .sar = {{16, 15}, {64, 45}},
+ .sar = { { 16, 15 }, { 64, 45 } },
.pix_fmt = AV_PIX_FMT_YUV420P,
.bpm = 6,
.block_sizes = block_sizes_dv2550,
@@ -114,7 +114,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 25,
.height = 576,
.width = 720,
- .sar = {{16, 15}, {64, 45}},
+ .sar = { { 16, 15 }, { 64, 45 } },
.pix_fmt = AV_PIX_FMT_YUV411P,
.bpm = 6,
.block_sizes = block_sizes_dv2550,
@@ -132,7 +132,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 30,
.height = 480,
.width = 720,
- .sar = {{8, 9}, {32, 27}},
+ .sar = { { 8, 9 }, { 32, 27 } },
.pix_fmt = AV_PIX_FMT_YUV422P,
.bpm = 6,
.block_sizes = block_sizes_dv2550,
@@ -150,7 +150,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 25,
.height = 576,
.width = 720,
- .sar = {{16, 15}, {64, 45}},
+ .sar = { { 16, 15 }, { 64, 45 } },
.pix_fmt = AV_PIX_FMT_YUV422P,
.bpm = 6,
.block_sizes = block_sizes_dv2550,
@@ -168,7 +168,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 30,
.height = 1080,
.width = 1280,
- .sar = {{1, 1}, {3, 2}},
+ .sar = { { 1, 1 }, { 3, 2 } },
.pix_fmt = AV_PIX_FMT_YUV422P,
.bpm = 8,
.block_sizes = block_sizes_dv100,
@@ -186,7 +186,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 25,
.height = 1080,
.width = 1440,
- .sar = {{1, 1}, {4, 3}},
+ .sar = { { 1, 1 }, { 4, 3 } },
.pix_fmt = AV_PIX_FMT_YUV422P,
.bpm = 8,
.block_sizes = block_sizes_dv100,
@@ -204,7 +204,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 60,
.height = 720,
.width = 960,
- .sar = {{1, 1}, {4, 3}},
+ .sar = { { 1, 1 }, { 4, 3 } },
.pix_fmt = AV_PIX_FMT_YUV422P,
.bpm = 8,
.block_sizes = block_sizes_dv100,
@@ -222,7 +222,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 50,
.height = 720,
.width = 960,
- .sar = {{1, 1}, {4, 3}},
+ .sar = { { 1, 1 }, { 4, 3 } },
.pix_fmt = AV_PIX_FMT_YUV422P,
.bpm = 8,
.block_sizes = block_sizes_dv100,
@@ -240,7 +240,7 @@ static const AVDVProfile dv_profiles[] = {
.ltc_divisor = 25,
.height = 576,
.width = 720,
- .sar = {{16, 15}, {64, 45}},
+ .sar = { { 16, 15 }, { 64, 45 } },
.pix_fmt = AV_PIX_FMT_YUV420P,
.bpm = 6,
.block_sizes = block_sizes_dv2550,
@@ -257,15 +257,16 @@ void ff_dv_print_profiles(void *logctx, int loglevel)
for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) {
const AVDVProfile *p = &dv_profiles[i];
av_log(logctx, loglevel, "Frame size: %dx%d; pixel format: %s, "
- "framerate: %d/%d\n", p->width, p->height,
av_get_pix_fmt_name(p->pix_fmt),
- p->time_base.den, p->time_base.num);
+ "framerate: %d/%d\n", p->width, p->height,
+ av_get_pix_fmt_name(p->pix_fmt), p->time_base.den,
+ p->time_base.num);
}
}
#endif /* CONFIG_DVPROFILE */
const AVDVProfile *av_dv_frame_profile(const AVDVProfile *sys,
- const uint8_t* frame, unsigned buf_size)
+ const uint8_t *frame, unsigned buf_size)
{
#if CONFIG_DVPROFILE
int i, dsf, stype;
@@ -273,13 +274,12 @@ const AVDVProfile *av_dv_frame_profile(const AVDVProfile
*sys,
if (buf_size < 80 * 5 + 48 + 4)
return NULL;
- dsf = (frame[3] & 0x80) >> 7;
+ dsf = (frame[3] & 0x80) >> 7;
stype = frame[80 * 5 + 48 + 3] & 0x1f;
/* 576i50 25Mbps 4:1:1 is a special case */
- if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */) {
+ if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */)
return &dv_profiles[2];
- }
for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++)
if (dsf == dv_profiles[i].dsf && stype == dv_profiles[i].video_stype)
@@ -299,7 +299,7 @@ const AVDVProfile *av_dv_codec_profile(int width, int
height,
#if CONFIG_DVPROFILE
int i;
- for (i=0; i<FF_ARRAY_ELEMS(dv_profiles); i++)
+ for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++)
if (height == dv_profiles[i].height &&
pix_fmt == dv_profiles[i].pix_fmt &&
width == dv_profiles[i].width)
diff --git a/libavcodec/dv_tablegen.h b/libavcodec/dv_tablegen.h
index 2f3fd95..efdb743 100644
--- a/libavcodec/dv_tablegen.h
+++ b/libavcodec/dv_tablegen.h
@@ -28,8 +28,8 @@
#include "dvdata.h"
#if CONFIG_SMALL
-#define DV_VLC_MAP_RUN_SIZE 15
-#define DV_VLC_MAP_LEV_SIZE 23
+#define DV_VLC_MAP_RUN_SIZE 15
+#define DV_VLC_MAP_LEV_SIZE 23
#else
#define DV_VLC_MAP_RUN_SIZE 64
#define DV_VLC_MAP_LEV_SIZE 512 //FIXME sign was removed so this should be /2
but needs check
@@ -37,8 +37,8 @@
/* VLC encoding lookup table */
typedef struct dv_vlc_pair {
- uint32_t vlc;
- uint32_t size;
+ uint32_t vlc;
+ uint32_t size;
} dv_vlc_pair;
#if CONFIG_HARDCODED_TABLES
@@ -70,24 +70,22 @@ static void dv_vlc_map_tableinit(void)
#if CONFIG_SMALL
for (j = 1; j < DV_VLC_MAP_LEV_SIZE; j++) {
if (dv_vlc_map[i][j].size == 0) {
- dv_vlc_map[i][j].vlc = dv_vlc_map[0][j].vlc |
- (dv_vlc_map[i-1][0].vlc << (dv_vlc_map[0][j].size));
- dv_vlc_map[i][j].size = dv_vlc_map[i-1][0].size +
+ dv_vlc_map[i][j].vlc = dv_vlc_map[0][j].vlc |
+ (dv_vlc_map[i - 1][0].vlc <<
(dv_vlc_map[0][j].size));
+ dv_vlc_map[i][j].size = dv_vlc_map[i - 1][0].size +
dv_vlc_map[0][j].size;
}
}
#else
for (j = 1; j < DV_VLC_MAP_LEV_SIZE/2; j++) {
if (dv_vlc_map[i][j].size == 0) {
- dv_vlc_map[i][j].vlc = dv_vlc_map[0][j].vlc |
- (dv_vlc_map[i-1][0].vlc << (dv_vlc_map[0][j].size));
- dv_vlc_map[i][j].size = dv_vlc_map[i-1][0].size +
+ dv_vlc_map[i][j].vlc = dv_vlc_map[0][j].vlc |
+ (dv_vlc_map[i - 1][0].vlc <<
(dv_vlc_map[0][j].size));
+ dv_vlc_map[i][j].size = dv_vlc_map[i - 1][0].size +
dv_vlc_map[0][j].size;
}
- dv_vlc_map[i][((uint16_t)(-j))&0x1ff].vlc =
- dv_vlc_map[i][j].vlc | 1;
- dv_vlc_map[i][((uint16_t)(-j))&0x1ff].size =
- dv_vlc_map[i][j].size;
+ dv_vlc_map[i][((uint16_t)(-j)) & 0x1ff].vlc = dv_vlc_map[i][j].vlc
| 1;
+ dv_vlc_map[i][((uint16_t)(-j)) & 0x1ff].size = dv_vlc_map[i][j].size;
}
#endif
}
diff --git a/libavcodec/dvdata.c b/libavcodec/dvdata.c
index ad41a1b..5fb28ce 100644
--- a/libavcodec/dvdata.c
+++ b/libavcodec/dvdata.c
@@ -43,28 +43,28 @@ const uint8_t ff_dv_zigzag248_direct[64] = {
/* unquant tables (not used directly) */
const uint8_t ff_dv_quant_shifts[22][4] = {
- { 3,3,4,4 },
- { 3,3,4,4 },
- { 2,3,3,4 },
- { 2,3,3,4 },
- { 2,2,3,3 },
- { 2,2,3,3 },
- { 1,2,2,3 },
- { 1,2,2,3 },
- { 1,1,2,2 },
- { 1,1,2,2 },
- { 0,1,1,2 },
- { 0,1,1,2 },
- { 0,0,1,1 },
- { 0,0,1,1 },
- { 0,0,0,1 },
- { 0,0,0,0 },
- { 0,0,0,0 },
- { 0,0,0,0 },
- { 0,0,0,0 },
- { 0,0,0,0 },
- { 0,0,0,0 },
- { 0,0,0,0 },
+ { 3, 3, 4, 4 },
+ { 3, 3, 4, 4 },
+ { 2, 3, 3, 4 },
+ { 2, 3, 3, 4 },
+ { 2, 2, 3, 3 },
+ { 2, 2, 3, 3 },
+ { 1, 2, 2, 3 },
+ { 1, 2, 2, 3 },
+ { 1, 1, 2, 2 },
+ { 1, 1, 2, 2 },
+ { 0, 1, 1, 2 },
+ { 0, 1, 1, 2 },
+ { 0, 0, 1, 1 },
+ { 0, 0, 1, 1 },
+ { 0, 0, 0, 1 },
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 0 },
+ { 0, 0, 0, 0 },
};
const uint8_t ff_dv_quant_offset[4] = { 6, 3, 0, 1 };
@@ -140,221 +140,221 @@ const int ff_dv_iweight_720_c[64] = {
* when building misc. tables. E.g. (1, 0) can be either 0x7cf or 0x1f82.
*/
const uint16_t ff_dv_vlc_bits[NB_DV_VLC] = {
- 0x0000, 0x0002, 0x0007, 0x0008, 0x0009, 0x0014, 0x0015, 0x0016,
- 0x0017, 0x0030, 0x0031, 0x0032, 0x0033, 0x0068, 0x0069, 0x006a,
- 0x006b, 0x006c, 0x006d, 0x006e, 0x006f, 0x00e0, 0x00e1, 0x00e2,
- 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9, 0x00ea,
- 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef, 0x01e0, 0x01e1, 0x01e2,
- 0x01e3, 0x01e4, 0x01e5, 0x01e6, 0x01e7, 0x01e8, 0x01e9, 0x01ea,
- 0x01eb, 0x01ec, 0x01ed, 0x01ee, 0x01ef, 0x03e0, 0x03e1, 0x03e2,
- 0x03e3, 0x03e4, 0x03e5, 0x03e6, 0x07ce, 0x07cf, 0x07d0, 0x07d1,
- 0x07d2, 0x07d3, 0x07d4, 0x07d5, 0x0fac, 0x0fad, 0x0fae, 0x0faf,
- 0x0fb0, 0x0fb1, 0x0fb2, 0x0fb3, 0x0fb4, 0x0fb5, 0x0fb6, 0x0fb7,
- 0x0fb8, 0x0fb9, 0x0fba, 0x0fbb, 0x0fbc, 0x0fbd, 0x0fbe, 0x0fbf,
- 0x1f80, 0x1f81, 0x1f82, 0x1f83, 0x1f84, 0x1f85, 0x1f86, 0x1f87,
- 0x1f88, 0x1f89, 0x1f8a, 0x1f8b, 0x1f8c, 0x1f8d, 0x1f8e, 0x1f8f,
- 0x1f90, 0x1f91, 0x1f92, 0x1f93, 0x1f94, 0x1f95, 0x1f96, 0x1f97,
- 0x1f98, 0x1f99, 0x1f9a, 0x1f9b, 0x1f9c, 0x1f9d, 0x1f9e, 0x1f9f,
- 0x1fa0, 0x1fa1, 0x1fa2, 0x1fa3, 0x1fa4, 0x1fa5, 0x1fa6, 0x1fa7,
- 0x1fa8, 0x1fa9, 0x1faa, 0x1fab, 0x1fac, 0x1fad, 0x1fae, 0x1faf,
- 0x1fb0, 0x1fb1, 0x1fb2, 0x1fb3, 0x1fb4, 0x1fb5, 0x1fb6, 0x1fb7,
- 0x1fb8, 0x1fb9, 0x1fba, 0x1fbb, 0x1fbc, 0x1fbd, 0x1fbe, 0x1fbf,
- 0x7f00, 0x7f01, 0x7f02, 0x7f03, 0x7f04, 0x7f05, 0x7f06, 0x7f07,
- 0x7f08, 0x7f09, 0x7f0a, 0x7f0b, 0x7f0c, 0x7f0d, 0x7f0e, 0x7f0f,
- 0x7f10, 0x7f11, 0x7f12, 0x7f13, 0x7f14, 0x7f15, 0x7f16, 0x7f17,
- 0x7f18, 0x7f19, 0x7f1a, 0x7f1b, 0x7f1c, 0x7f1d, 0x7f1e, 0x7f1f,
- 0x7f20, 0x7f21, 0x7f22, 0x7f23, 0x7f24, 0x7f25, 0x7f26, 0x7f27,
- 0x7f28, 0x7f29, 0x7f2a, 0x7f2b, 0x7f2c, 0x7f2d, 0x7f2e, 0x7f2f,
- 0x7f30, 0x7f31, 0x7f32, 0x7f33, 0x7f34, 0x7f35, 0x7f36, 0x7f37,
- 0x7f38, 0x7f39, 0x7f3a, 0x7f3b, 0x7f3c, 0x7f3d, 0x7f3e, 0x7f3f,
- 0x7f40, 0x7f41, 0x7f42, 0x7f43, 0x7f44, 0x7f45, 0x7f46, 0x7f47,
- 0x7f48, 0x7f49, 0x7f4a, 0x7f4b, 0x7f4c, 0x7f4d, 0x7f4e, 0x7f4f,
- 0x7f50, 0x7f51, 0x7f52, 0x7f53, 0x7f54, 0x7f55, 0x7f56, 0x7f57,
- 0x7f58, 0x7f59, 0x7f5a, 0x7f5b, 0x7f5c, 0x7f5d, 0x7f5e, 0x7f5f,
- 0x7f60, 0x7f61, 0x7f62, 0x7f63, 0x7f64, 0x7f65, 0x7f66, 0x7f67,
- 0x7f68, 0x7f69, 0x7f6a, 0x7f6b, 0x7f6c, 0x7f6d, 0x7f6e, 0x7f6f,
- 0x7f70, 0x7f71, 0x7f72, 0x7f73, 0x7f74, 0x7f75, 0x7f76, 0x7f77,
- 0x7f78, 0x7f79, 0x7f7a, 0x7f7b, 0x7f7c, 0x7f7d, 0x7f7e, 0x7f7f,
- 0x7f80, 0x7f81, 0x7f82, 0x7f83, 0x7f84, 0x7f85, 0x7f86, 0x7f87,
- 0x7f88, 0x7f89, 0x7f8a, 0x7f8b, 0x7f8c, 0x7f8d, 0x7f8e, 0x7f8f,
- 0x7f90, 0x7f91, 0x7f92, 0x7f93, 0x7f94, 0x7f95, 0x7f96, 0x7f97,
- 0x7f98, 0x7f99, 0x7f9a, 0x7f9b, 0x7f9c, 0x7f9d, 0x7f9e, 0x7f9f,
- 0x7fa0, 0x7fa1, 0x7fa2, 0x7fa3, 0x7fa4, 0x7fa5, 0x7fa6, 0x7fa7,
- 0x7fa8, 0x7fa9, 0x7faa, 0x7fab, 0x7fac, 0x7fad, 0x7fae, 0x7faf,
- 0x7fb0, 0x7fb1, 0x7fb2, 0x7fb3, 0x7fb4, 0x7fb5, 0x7fb6, 0x7fb7,
- 0x7fb8, 0x7fb9, 0x7fba, 0x7fbb, 0x7fbc, 0x7fbd, 0x7fbe, 0x7fbf,
- 0x7fc0, 0x7fc1, 0x7fc2, 0x7fc3, 0x7fc4, 0x7fc5, 0x7fc6, 0x7fc7,
- 0x7fc8, 0x7fc9, 0x7fca, 0x7fcb, 0x7fcc, 0x7fcd, 0x7fce, 0x7fcf,
- 0x7fd0, 0x7fd1, 0x7fd2, 0x7fd3, 0x7fd4, 0x7fd5, 0x7fd6, 0x7fd7,
- 0x7fd8, 0x7fd9, 0x7fda, 0x7fdb, 0x7fdc, 0x7fdd, 0x7fde, 0x7fdf,
- 0x7fe0, 0x7fe1, 0x7fe2, 0x7fe3, 0x7fe4, 0x7fe5, 0x7fe6, 0x7fe7,
- 0x7fe8, 0x7fe9, 0x7fea, 0x7feb, 0x7fec, 0x7fed, 0x7fee, 0x7fef,
- 0x7ff0, 0x7ff1, 0x7ff2, 0x7ff3, 0x7ff4, 0x7ff5, 0x7ff6, 0x7ff7,
- 0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff,
- 0x0006,
+ 0x0000, 0x0002, 0x0007, 0x0008, 0x0009, 0x0014, 0x0015, 0x0016,
+ 0x0017, 0x0030, 0x0031, 0x0032, 0x0033, 0x0068, 0x0069, 0x006a,
+ 0x006b, 0x006c, 0x006d, 0x006e, 0x006f, 0x00e0, 0x00e1, 0x00e2,
+ 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9, 0x00ea,
+ 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef, 0x01e0, 0x01e1, 0x01e2,
+ 0x01e3, 0x01e4, 0x01e5, 0x01e6, 0x01e7, 0x01e8, 0x01e9, 0x01ea,
+ 0x01eb, 0x01ec, 0x01ed, 0x01ee, 0x01ef, 0x03e0, 0x03e1, 0x03e2,
+ 0x03e3, 0x03e4, 0x03e5, 0x03e6, 0x07ce, 0x07cf, 0x07d0, 0x07d1,
+ 0x07d2, 0x07d3, 0x07d4, 0x07d5, 0x0fac, 0x0fad, 0x0fae, 0x0faf,
+ 0x0fb0, 0x0fb1, 0x0fb2, 0x0fb3, 0x0fb4, 0x0fb5, 0x0fb6, 0x0fb7,
+ 0x0fb8, 0x0fb9, 0x0fba, 0x0fbb, 0x0fbc, 0x0fbd, 0x0fbe, 0x0fbf,
+ 0x1f80, 0x1f81, 0x1f82, 0x1f83, 0x1f84, 0x1f85, 0x1f86, 0x1f87,
+ 0x1f88, 0x1f89, 0x1f8a, 0x1f8b, 0x1f8c, 0x1f8d, 0x1f8e, 0x1f8f,
+ 0x1f90, 0x1f91, 0x1f92, 0x1f93, 0x1f94, 0x1f95, 0x1f96, 0x1f97,
+ 0x1f98, 0x1f99, 0x1f9a, 0x1f9b, 0x1f9c, 0x1f9d, 0x1f9e, 0x1f9f,
+ 0x1fa0, 0x1fa1, 0x1fa2, 0x1fa3, 0x1fa4, 0x1fa5, 0x1fa6, 0x1fa7,
+ 0x1fa8, 0x1fa9, 0x1faa, 0x1fab, 0x1fac, 0x1fad, 0x1fae, 0x1faf,
+ 0x1fb0, 0x1fb1, 0x1fb2, 0x1fb3, 0x1fb4, 0x1fb5, 0x1fb6, 0x1fb7,
+ 0x1fb8, 0x1fb9, 0x1fba, 0x1fbb, 0x1fbc, 0x1fbd, 0x1fbe, 0x1fbf,
+ 0x7f00, 0x7f01, 0x7f02, 0x7f03, 0x7f04, 0x7f05, 0x7f06, 0x7f07,
+ 0x7f08, 0x7f09, 0x7f0a, 0x7f0b, 0x7f0c, 0x7f0d, 0x7f0e, 0x7f0f,
+ 0x7f10, 0x7f11, 0x7f12, 0x7f13, 0x7f14, 0x7f15, 0x7f16, 0x7f17,
+ 0x7f18, 0x7f19, 0x7f1a, 0x7f1b, 0x7f1c, 0x7f1d, 0x7f1e, 0x7f1f,
+ 0x7f20, 0x7f21, 0x7f22, 0x7f23, 0x7f24, 0x7f25, 0x7f26, 0x7f27,
+ 0x7f28, 0x7f29, 0x7f2a, 0x7f2b, 0x7f2c, 0x7f2d, 0x7f2e, 0x7f2f,
+ 0x7f30, 0x7f31, 0x7f32, 0x7f33, 0x7f34, 0x7f35, 0x7f36, 0x7f37,
+ 0x7f38, 0x7f39, 0x7f3a, 0x7f3b, 0x7f3c, 0x7f3d, 0x7f3e, 0x7f3f,
+ 0x7f40, 0x7f41, 0x7f42, 0x7f43, 0x7f44, 0x7f45, 0x7f46, 0x7f47,
+ 0x7f48, 0x7f49, 0x7f4a, 0x7f4b, 0x7f4c, 0x7f4d, 0x7f4e, 0x7f4f,
+ 0x7f50, 0x7f51, 0x7f52, 0x7f53, 0x7f54, 0x7f55, 0x7f56, 0x7f57,
+ 0x7f58, 0x7f59, 0x7f5a, 0x7f5b, 0x7f5c, 0x7f5d, 0x7f5e, 0x7f5f,
+ 0x7f60, 0x7f61, 0x7f62, 0x7f63, 0x7f64, 0x7f65, 0x7f66, 0x7f67,
+ 0x7f68, 0x7f69, 0x7f6a, 0x7f6b, 0x7f6c, 0x7f6d, 0x7f6e, 0x7f6f,
+ 0x7f70, 0x7f71, 0x7f72, 0x7f73, 0x7f74, 0x7f75, 0x7f76, 0x7f77,
+ 0x7f78, 0x7f79, 0x7f7a, 0x7f7b, 0x7f7c, 0x7f7d, 0x7f7e, 0x7f7f,
+ 0x7f80, 0x7f81, 0x7f82, 0x7f83, 0x7f84, 0x7f85, 0x7f86, 0x7f87,
+ 0x7f88, 0x7f89, 0x7f8a, 0x7f8b, 0x7f8c, 0x7f8d, 0x7f8e, 0x7f8f,
+ 0x7f90, 0x7f91, 0x7f92, 0x7f93, 0x7f94, 0x7f95, 0x7f96, 0x7f97,
+ 0x7f98, 0x7f99, 0x7f9a, 0x7f9b, 0x7f9c, 0x7f9d, 0x7f9e, 0x7f9f,
+ 0x7fa0, 0x7fa1, 0x7fa2, 0x7fa3, 0x7fa4, 0x7fa5, 0x7fa6, 0x7fa7,
+ 0x7fa8, 0x7fa9, 0x7faa, 0x7fab, 0x7fac, 0x7fad, 0x7fae, 0x7faf,
+ 0x7fb0, 0x7fb1, 0x7fb2, 0x7fb3, 0x7fb4, 0x7fb5, 0x7fb6, 0x7fb7,
+ 0x7fb8, 0x7fb9, 0x7fba, 0x7fbb, 0x7fbc, 0x7fbd, 0x7fbe, 0x7fbf,
+ 0x7fc0, 0x7fc1, 0x7fc2, 0x7fc3, 0x7fc4, 0x7fc5, 0x7fc6, 0x7fc7,
+ 0x7fc8, 0x7fc9, 0x7fca, 0x7fcb, 0x7fcc, 0x7fcd, 0x7fce, 0x7fcf,
+ 0x7fd0, 0x7fd1, 0x7fd2, 0x7fd3, 0x7fd4, 0x7fd5, 0x7fd6, 0x7fd7,
+ 0x7fd8, 0x7fd9, 0x7fda, 0x7fdb, 0x7fdc, 0x7fdd, 0x7fde, 0x7fdf,
+ 0x7fe0, 0x7fe1, 0x7fe2, 0x7fe3, 0x7fe4, 0x7fe5, 0x7fe6, 0x7fe7,
+ 0x7fe8, 0x7fe9, 0x7fea, 0x7feb, 0x7fec, 0x7fed, 0x7fee, 0x7fef,
+ 0x7ff0, 0x7ff1, 0x7ff2, 0x7ff3, 0x7ff4, 0x7ff5, 0x7ff6, 0x7ff7,
+ 0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff,
+ 0x0006,
};
const uint8_t ff_dv_vlc_len[NB_DV_VLC] = {
- 2, 3, 4, 4, 4, 5, 5, 5,
- 5, 6, 6, 6, 6, 7, 7, 7,
- 7, 7, 7, 7, 7, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 10, 10, 10,
- 10, 10, 10, 10, 11, 11, 11, 11,
- 11, 11, 11, 11, 12, 12, 12, 12,
- 12, 12, 12, 12, 12, 12, 12, 12,
- 12, 12, 12, 12, 12, 12, 12, 12,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 13, 13, 13, 13, 13, 13, 13, 13,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 15, 15,
- 4,
+ 2, 3, 4, 4, 4, 5, 5, 5,
+ 5, 6, 6, 6, 6, 7, 7, 7,
+ 7, 7, 7, 7, 7, 8, 8, 8,
+ 8, 8, 8, 8, 8, 8, 8, 8,
+ 8, 8, 8, 8, 8, 9, 9, 9,
+ 9, 9, 9, 9, 9, 9, 9, 9,
+ 9, 9, 9, 9, 9, 10, 10, 10,
+ 10, 10, 10, 10, 11, 11, 11, 11,
+ 11, 11, 11, 11, 12, 12, 12, 12,
+ 12, 12, 12, 12, 12, 12, 12, 12,
+ 12, 12, 12, 12, 12, 12, 12, 12,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 13, 13, 13, 13, 13, 13, 13, 13,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 15,
+ 4,
};
const uint8_t ff_dv_vlc_run[NB_DV_VLC] = {
- 0, 0, 1, 0, 0, 2, 1, 0,
- 0, 3, 4, 0, 0, 5, 6, 2,
- 1, 1, 0, 0, 0, 7, 8, 9,
- 10, 3, 4, 2, 1, 1, 1, 0,
- 0, 0, 0, 0, 0, 11, 12, 13,
- 14, 5, 6, 3, 4, 2, 2, 1,
- 0, 0, 0, 0, 0, 5, 3, 3,
- 2, 1, 1, 1, 0, 1, 6, 4,
- 3, 1, 1, 1, 2, 3, 4, 5,
- 7, 8, 9, 10, 7, 8, 4, 3,
- 2, 2, 2, 2, 2, 1, 1, 1,
- 0, 1, 2, 3, 4, 5, 6, 7,
- 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, 18, 19, 20, 21, 22, 23,
- 24, 25, 26, 27, 28, 29, 30, 31,
- 32, 33, 34, 35, 36, 37, 38, 39,
- 40, 41, 42, 43, 44, 45, 46, 47,
- 48, 49, 50, 51, 52, 53, 54, 55,
- 56, 57, 58, 59, 60, 61, 62, 63,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
-127,
+ 0, 0, 1, 0, 0, 2, 1, 0,
+ 0, 3, 4, 0, 0, 5, 6, 2,
+ 1, 1, 0, 0, 0, 7, 8, 9,
+ 10, 3, 4, 2, 1, 1, 1, 0,
+ 0, 0, 0, 0, 0, 11, 12, 13,
+ 14, 5, 6, 3, 4, 2, 2, 1,
+ 0, 0, 0, 0, 0, 5, 3, 3,
+ 2, 1, 1, 1, 0, 1, 6, 4,
+ 3, 1, 1, 1, 2, 3, 4, 5,
+ 7, 8, 9, 10, 7, 8, 4, 3,
+ 2, 2, 2, 2, 2, 1, 1, 1,
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, 33, 34, 35, 36, 37, 38, 39,
+ 40, 41, 42, 43, 44, 45, 46, 47,
+ 48, 49, 50, 51, 52, 53, 54, 55,
+ 56, 57, 58, 59, 60, 61, 62, 63,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 127,
};
const uint8_t ff_dv_vlc_level[NB_DV_VLC] = {
- 1, 2, 1, 3, 4, 1, 2, 5,
- 6, 1, 1, 7, 8, 1, 1, 2,
- 3, 4, 9, 10, 11, 1, 1, 1,
- 1, 2, 2, 3, 5, 6, 7, 12,
- 13, 14, 15, 16, 17, 1, 1, 1,
- 1, 2, 2, 3, 3, 4, 5, 8,
- 18, 19, 20, 21, 22, 3, 4, 5,
- 6, 9, 10, 11, 0, 0, 3, 4,
- 6, 12, 13, 14, 0, 0, 0, 0,
- 2, 2, 2, 2, 3, 3, 5, 7,
- 7, 8, 9, 10, 11, 15, 16, 17,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 1, 2, 3, 4, 5, 6, 7,
- 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, 18, 19, 20, 21, 22, 23,
- 24, 25, 26, 27, 28, 29, 30, 31,
- 32, 33, 34, 35, 36, 37, 38, 39,
- 40, 41, 42, 43, 44, 45, 46, 47,
- 48, 49, 50, 51, 52, 53, 54, 55,
- 56, 57, 58, 59, 60, 61, 62, 63,
- 64, 65, 66, 67, 68, 69, 70, 71,
- 72, 73, 74, 75, 76, 77, 78, 79,
- 80, 81, 82, 83, 84, 85, 86, 87,
- 88, 89, 90, 91, 92, 93, 94, 95,
- 96, 97, 98, 99, 100, 101, 102, 103,
- 104, 105, 106, 107, 108, 109, 110, 111,
- 112, 113, 114, 115, 116, 117, 118, 119,
- 120, 121, 122, 123, 124, 125, 126, 127,
- 128, 129, 130, 131, 132, 133, 134, 135,
- 136, 137, 138, 139, 140, 141, 142, 143,
- 144, 145, 146, 147, 148, 149, 150, 151,
- 152, 153, 154, 155, 156, 157, 158, 159,
- 160, 161, 162, 163, 164, 165, 166, 167,
- 168, 169, 170, 171, 172, 173, 174, 175,
- 176, 177, 178, 179, 180, 181, 182, 183,
- 184, 185, 186, 187, 188, 189, 190, 191,
- 192, 193, 194, 195, 196, 197, 198, 199,
- 200, 201, 202, 203, 204, 205, 206, 207,
- 208, 209, 210, 211, 212, 213, 214, 215,
- 216, 217, 218, 219, 220, 221, 222, 223,
- 224, 225, 226, 227, 228, 229, 230, 231,
- 232, 233, 234, 235, 236, 237, 238, 239,
- 240, 241, 242, 243, 244, 245, 246, 247,
- 248, 249, 250, 251, 252, 253, 254, 255,
- 0,
+ 1, 2, 1, 3, 4, 1, 2, 5,
+ 6, 1, 1, 7, 8, 1, 1, 2,
+ 3, 4, 9, 10, 11, 1, 1, 1,
+ 1, 2, 2, 3, 5, 6, 7, 12,
+ 13, 14, 15, 16, 17, 1, 1, 1,
+ 1, 2, 2, 3, 3, 4, 5, 8,
+ 18, 19, 20, 21, 22, 3, 4, 5,
+ 6, 9, 10, 11, 0, 0, 3, 4,
+ 6, 12, 13, 14, 0, 0, 0, 0,
+ 2, 2, 2, 2, 3, 3, 5, 7,
+ 7, 8, 9, 10, 11, 15, 16, 17,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, 33, 34, 35, 36, 37, 38, 39,
+ 40, 41, 42, 43, 44, 45, 46, 47,
+ 48, 49, 50, 51, 52, 53, 54, 55,
+ 56, 57, 58, 59, 60, 61, 62, 63,
+ 64, 65, 66, 67, 68, 69, 70, 71,
+ 72, 73, 74, 75, 76, 77, 78, 79,
+ 80, 81, 82, 83, 84, 85, 86, 87,
+ 88, 89, 90, 91, 92, 93, 94, 95,
+ 96, 97, 98, 99, 100, 101, 102, 103,
+ 104, 105, 106, 107, 108, 109, 110, 111,
+ 112, 113, 114, 115, 116, 117, 118, 119,
+ 120, 121, 122, 123, 124, 125, 126, 127,
+ 128, 129, 130, 131, 132, 133, 134, 135,
+ 136, 137, 138, 139, 140, 141, 142, 143,
+ 144, 145, 146, 147, 148, 149, 150, 151,
+ 152, 153, 154, 155, 156, 157, 158, 159,
+ 160, 161, 162, 163, 164, 165, 166, 167,
+ 168, 169, 170, 171, 172, 173, 174, 175,
+ 176, 177, 178, 179, 180, 181, 182, 183,
+ 184, 185, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 199,
+ 200, 201, 202, 203, 204, 205, 206, 207,
+ 208, 209, 210, 211, 212, 213, 214, 215,
+ 216, 217, 218, 219, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228, 229, 230, 231,
+ 232, 233, 234, 235, 236, 237, 238, 239,
+ 240, 241, 242, 243, 244, 245, 246, 247,
+ 248, 249, 250, 251, 252, 253, 254, 255,
+ 0,
};
diff --git a/libavcodec/dvdec.c b/libavcodec/dvdec.c
index 476f8c9..6102680 100644
--- a/libavcodec/dvdec.c
+++ b/libavcodec/dvdec.c
@@ -116,7 +116,7 @@ static void dv_decode_ac(GetBitContext *gb, BlockInfo *mb,
int16_t *block)
/* gotta check if we're still within gb boundaries */
if (re_index + vlc_len > last_index) {
/* should be < 16 bits otherwise a codeword could have been parsed
*/
- mb->partial_bit_count = last_index - re_index;
+ mb->partial_bit_count = last_index - re_index;
mb->partial_bit_buffer = re_cache & ~(-1u >>
mb->partial_bit_count);
re_index = last_index;
break;
@@ -164,16 +164,16 @@ static int dv_decode_video_segment(AVCodecContext *avctx,
void *arg)
PutBitContext pb, vs_pb;
GetBitContext gb;
BlockInfo mb_data[5 * DV_MAX_BPM], *mb, *mb1;
- LOCAL_ALIGNED_16(int16_t, sblock, [5*DV_MAX_BPM], [64]);
- LOCAL_ALIGNED_16(uint8_t, mb_bit_buffer, [ 80 +
FF_INPUT_BUFFER_PADDING_SIZE]); /* allow some slack */
- LOCAL_ALIGNED_16(uint8_t, vs_bit_buffer, [5*80 +
FF_INPUT_BUFFER_PADDING_SIZE]); /* allow some slack */
+ LOCAL_ALIGNED_16(int16_t, sblock, [5 * DV_MAX_BPM], [64]);
+ LOCAL_ALIGNED_16(uint8_t, mb_bit_buffer, [80 +
FF_INPUT_BUFFER_PADDING_SIZE]); /* allow some slack */
+ LOCAL_ALIGNED_16(uint8_t, vs_bit_buffer, [5 * 80 +
FF_INPUT_BUFFER_PADDING_SIZE]); /* allow some slack */
const int log2_blocksize = 3;
int is_field_mode[5];
assert((((int)mb_bit_buffer) & 7) == 0);
assert((((int)vs_bit_buffer) & 7) == 0);
- memset(sblock, 0, 5*DV_MAX_BPM*sizeof(*sblock));
+ memset(sblock, 0, 5 * DV_MAX_BPM * sizeof(*sblock));
/* pass 1: read DC and AC coefficients in blocks */
buf_ptr = &s->buf[work_chunk->buf_offset*80];
@@ -182,7 +182,7 @@ static int dv_decode_video_segment(AVCodecContext *avctx,
void *arg)
init_put_bits(&vs_pb, vs_bit_buffer, 5 * 80);
for (mb_index = 0; mb_index < 5; mb_index++, mb1 += s->sys->bpm, block1 +=
s->sys->bpm * 64) {
/* skip header */
- quant = buf_ptr[3] & 0x0f;
+ quant = buf_ptr[3] & 0x0f;
buf_ptr += 4;
init_put_bits(&pb, mb_bit_buffer, 80);
mb = mb1;
@@ -199,13 +199,13 @@ static int dv_decode_video_segment(AVCodecContext *avctx,
void *arg)
if (DV_PROFILE_IS_HD(s->sys)) {
mb->idct_put = s->idct_put[0];
mb->scan_table = s->dv_zigzag[0];
- mb->factor_table = &s->idct_factor[(j >= 4)*4*16*64 +
class1*16*64 + quant*64];
+ mb->factor_table = &s->idct_factor[(j >= 4) * 4 * 16 * 64 +
class1 * 16 * 64 + quant * 64];
is_field_mode[mb_index] |= !j && dct_mode;
} else {
mb->idct_put = s->idct_put[dct_mode && log2_blocksize ==
3];
mb->scan_table = s->dv_zigzag[dct_mode];
- mb->factor_table = &s->idct_factor[(class1 == 3)*2*22*64 +
dct_mode*22*64 +
- (quant +
ff_dv_quant_offset[class1])*64];
+ mb->factor_table = &s->idct_factor[(class1 == 3) * 2 * 22 * 64
+ dct_mode * 22 * 64 +
+ (quant +
ff_dv_quant_offset[class1]) * 64];
}
dc = dc << 2;
/* convert to unsigned because 128 is not added in the
@@ -285,16 +285,16 @@ static int dv_decode_video_segment(AVCodecContext *avctx,
void *arg)
}
y_ptr = s->frame->data[0] + ((mb_y * s->frame->linesize[0] + mb_x) <<
log2_blocksize);
linesize = s->frame->linesize[0] << is_field_mode[mb_index];
- mb[0] .idct_put(y_ptr , linesize,
block + 0*64);
+ mb[0].idct_put(y_ptr, linesize, block + 0 * 64);
if (s->sys->video_stype == 4) { /* SD 422 */
- mb[2].idct_put(y_ptr + (1 << log2_blocksize) , linesize,
block + 2*64);
+ mb[2].idct_put(y_ptr + (1 << log2_blocksize), linesize,
block + 2 * 64);
} else {
- mb[1].idct_put(y_ptr + (1 << log2_blocksize) , linesize,
block + 1*64);
- mb[2].idct_put(y_ptr + y_stride, linesize,
block + 2*64);
- mb[3].idct_put(y_ptr + (1 << log2_blocksize) + y_stride, linesize,
block + 3*64);
+ mb[1].idct_put(y_ptr + (1 << log2_blocksize), linesize,
block + 1 * 64);
+ mb[2].idct_put(y_ptr + y_stride, linesize,
block + 2 * 64);
+ mb[3].idct_put(y_ptr + (1 << log2_blocksize) + y_stride, linesize,
block + 3 * 64);
}
- mb += 4;
- block += 4*64;
+ mb += 4;
+ block += 4 * 64;
/* idct_put'ting chrominance */
c_offset = (((mb_y >> (s->sys->pix_fmt == AV_PIX_FMT_YUV420P)) *
s->frame->linesize[1] +
@@ -302,8 +302,8 @@ static int dv_decode_video_segment(AVCodecContext *avctx,
void *arg)
for (j = 2; j; j--) {
uint8_t *c_ptr = s->frame->data[j] + c_offset;
if (s->sys->pix_fmt == AV_PIX_FMT_YUV411P && mb_x >= (704 / 8)) {
- uint64_t aligned_pixels[64/8];
- uint8_t *pixels = (uint8_t*)aligned_pixels;
+ uint64_t aligned_pixels[64 / 8];
+ uint8_t *pixels = (uint8_t *) aligned_pixels;
uint8_t *c_ptr1, *ptr1;
int x, y;
mb->idct_put(pixels, 8, block);
@@ -320,10 +320,9 @@ static int dv_decode_video_segment(AVCodecContext *avctx,
void *arg)
y_stride = (mb_y == 134) ? (1 << log2_blocksize) :
s->frame->linesize[j] <<
((!is_field_mode[mb_index]) * log2_blocksize);
linesize = s->frame->linesize[j] << is_field_mode[mb_index];
- (mb++)-> idct_put(c_ptr , linesize, block);
block += 64;
- if (s->sys->bpm == 8) {
+ (mb++)->idct_put(c_ptr, linesize, block); block += 64;
+ if (s->sys->bpm == 8)
(mb++)->idct_put(c_ptr + y_stride, linesize, block);
block += 64;
- }
}
}
}
@@ -361,15 +360,15 @@ static int dvvideo_decode_frame(AVCodecContext *avctx,
s->frame = data;
s->frame->key_frame = 1;
s->frame->pict_type = AV_PICTURE_TYPE_I;
- avctx->pix_fmt = s->sys->pix_fmt;
- avctx->time_base = s->sys->time_base;
+ avctx->pix_fmt = s->sys->pix_fmt;
+ avctx->time_base = s->sys->time_base;
ret = ff_set_dimensions(avctx, s->sys->width, s->sys->height);
if (ret < 0)
return ret;
/* Determine the codec's sample_aspect ratio from the packet */
- vsc_pack = buf + 80*5 + 48 + 5;
+ vsc_pack = buf + 80 * 5 + 48 + 5;
if ( *vsc_pack == dv_video_control ) {
apt = buf[4] & 0x07;
is16_9 = (vsc_pack && ((vsc_pack[2] & 0x07) == 0x02 || (!apt &&
(vsc_pack[2] & 0x07) == 0x07)));
diff --git a/libavcodec/dvenc.c b/libavcodec/dvenc.c
index 74e29d8..d678aad 100644
--- a/libavcodec/dvenc.c
+++ b/libavcodec/dvenc.c
@@ -80,12 +80,12 @@ static av_cold int dvvideo_encode_init(AVCodecContext
*avctx)
}
/* bit budget for AC only in 5 MBs */
-static const int vs_total_ac_bits = (100 * 4 + 68*2) * 5;
+static const int vs_total_ac_bits = (100 * 4 + 68 * 2) * 5;
static const int mb_area_start[5] = { 1, 6, 21, 43, 64 };
#if CONFIG_SMALL
/* Converts run and level (where level != 0) pair into VLC, returning bit size
*/
-static av_always_inline int dv_rl2vlc(int run, int level, int sign, uint32_t*
vlc)
+static av_always_inline int dv_rl2vlc(int run, int level, int sign, uint32_t
*vlc)
{
int size;
if (run < DV_VLC_MAP_RUN_SIZE && level < DV_VLC_MAP_LEV_SIZE) {
@@ -114,19 +114,17 @@ static av_always_inline int dv_rl2vlc_size(int run, int
level)
{
int size;
- if (run < DV_VLC_MAP_RUN_SIZE && level < DV_VLC_MAP_LEV_SIZE) {
+ if (run < DV_VLC_MAP_RUN_SIZE && level < DV_VLC_MAP_LEV_SIZE)
size = dv_vlc_map[run][level].size;
- }
else {
size = (level < DV_VLC_MAP_LEV_SIZE) ? dv_vlc_map[0][level].size : 16;
- if (run) {
+ if (run)
size += (run < 16) ? dv_vlc_map[run-1][0].size : 13;
- }
}
return size;
}
#else
-static av_always_inline int dv_rl2vlc(int run, int l, int sign, uint32_t* vlc)
+static av_always_inline int dv_rl2vlc(int run, int l, int sign, uint32_t *vlc)
{
*vlc = dv_vlc_map[run][l].vlc | sign;
return dv_vlc_map[run][l].size;
@@ -152,16 +150,17 @@ typedef struct EncBlockInfo {
uint32_t partial_bit_buffer; /* we can't use uint16_t here */
} EncBlockInfo;
-static av_always_inline PutBitContext* dv_encode_ac(EncBlockInfo* bi,
- PutBitContext* pb_pool,
- PutBitContext* pb_end)
+static av_always_inline PutBitContext* dv_encode_ac(EncBlockInfo *bi,
+ PutBitContext *pb_pool,
+ PutBitContext *pb_end)
{
int prev, bits_left;
- PutBitContext* pb = pb_pool;
+ PutBitContext *pb = pb_pool;
int size = bi->partial_bit_count;
uint32_t vlc = bi->partial_bit_buffer;
- bi->partial_bit_count = bi->partial_bit_buffer = 0;
+ bi->partial_bit_count =
+ bi->partial_bit_buffer = 0;
for (;;){
/* Find suitable storage space */
for (; size > (bits_left = put_bits_left(pb)); pb++) {
@@ -186,21 +185,22 @@ static av_always_inline PutBitContext*
dv_encode_ac(EncBlockInfo* bi,
/* Construct the next VLC */
prev = bi->cur_ac;
bi->cur_ac = bi->next[prev];
- if (bi->cur_ac < 64){
+ if (bi->cur_ac < 64)
size = dv_rl2vlc(bi->cur_ac - prev - 1, bi->mb[bi->cur_ac],
bi->sign[bi->cur_ac], &vlc);
- } else {
+ else
size = 4; vlc = 6; /* End Of Block stamp */
- }
}
return pb;
}
-static av_always_inline int dv_guess_dct_mode(DVVideoContext *s, uint8_t
*data, int linesize) {
+static av_always_inline int dv_guess_dct_mode(DVVideoContext *s, uint8_t *data,
+ int linesize)
+{
if (s->avctx->flags & CODEC_FLAG_INTERLACED_DCT) {
int ps = s->ildct_cmp(NULL, data, NULL, linesize, 8) - 400;
if (ps > 0) {
- int is = s->ildct_cmp(NULL, data , NULL, linesize<<1, 4)
+
- s->ildct_cmp(NULL, data + linesize, NULL, linesize<<1, 4);
+ int is = s->ildct_cmp(NULL, data, NULL, linesize << 1,
4) +
+ s->ildct_cmp(NULL, data + linesize, NULL, linesize << 1,
4);
return ps > is;
}
}
@@ -208,32 +208,33 @@ static av_always_inline int
dv_guess_dct_mode(DVVideoContext *s, uint8_t *data,
return 0;
}
-static const int dv_weight_bits = 18;
+static const int dv_weight_bits = 18;
static const int dv_weight_88[64] = {
- 131072, 257107, 257107, 242189, 252167, 242189, 235923, 237536,
- 237536, 235923, 229376, 231390, 223754, 231390, 229376, 222935,
- 224969, 217965, 217965, 224969, 222935, 200636, 218652, 211916,
- 212325, 211916, 218652, 200636, 188995, 196781, 205965, 206433,
- 206433, 205965, 196781, 188995, 185364, 185364, 200636, 200704,
- 200636, 185364, 185364, 174609, 180568, 195068, 195068, 180568,
- 174609, 170091, 175557, 189591, 175557, 170091, 165371, 170627,
- 170627, 165371, 160727, 153560, 160727, 144651, 144651, 136258,
+ 131072, 257107, 257107, 242189, 252167, 242189, 235923, 237536,
+ 237536, 235923, 229376, 231390, 223754, 231390, 229376, 222935,
+ 224969, 217965, 217965, 224969, 222935, 200636, 218652, 211916,
+ 212325, 211916, 218652, 200636, 188995, 196781, 205965, 206433,
+ 206433, 205965, 196781, 188995, 185364, 185364, 200636, 200704,
+ 200636, 185364, 185364, 174609, 180568, 195068, 195068, 180568,
+ 174609, 170091, 175557, 189591, 175557, 170091, 165371, 170627,
+ 170627, 165371, 160727, 153560, 160727, 144651, 144651, 136258,
};
static const int dv_weight_248[64] = {
- 131072, 242189, 257107, 237536, 229376, 200636, 242189, 223754,
- 224969, 196781, 262144, 242189, 229376, 200636, 257107, 237536,
- 211916, 185364, 235923, 217965, 229376, 211916, 206433, 180568,
- 242189, 223754, 224969, 196781, 211916, 185364, 235923, 217965,
- 200704, 175557, 222935, 205965, 200636, 185364, 195068, 170627,
- 229376, 211916, 206433, 180568, 200704, 175557, 222935, 205965,
- 175557, 153560, 188995, 174609, 165371, 144651, 200636, 185364,
- 195068, 170627, 175557, 153560, 188995, 174609, 165371, 144651,
+ 131072, 242189, 257107, 237536, 229376, 200636, 242189, 223754,
+ 224969, 196781, 262144, 242189, 229376, 200636, 257107, 237536,
+ 211916, 185364, 235923, 217965, 229376, 211916, 206433, 180568,
+ 242189, 223754, 224969, 196781, 211916, 185364, 235923, 217965,
+ 200704, 175557, 222935, 205965, 200636, 185364, 195068, 170627,
+ 229376, 211916, 206433, 180568, 200704, 175557, 222935, 205965,
+ 175557, 153560, 188995, 174609, 165371, 144651, 200636, 185364,
+ 195068, 170627, 175557, 153560, 188995, 174609, 165371, 144651,
};
-static av_always_inline int dv_init_enc_block(EncBlockInfo* bi, uint8_t *data,
int linesize, DVVideoContext *s, int bias)
+static av_always_inline int dv_init_enc_block(EncBlockInfo *bi, uint8_t *data,
+ int linesize, DVVideoContext *s,
int bias)
{
const int *weight;
- const uint8_t* zigzag_scan;
+ const uint8_t *zigzag_scan;
LOCAL_ALIGNED_16(int16_t, blk, [64]);
int i, area;
/* We offer two different methods for class number assignment: the
@@ -249,17 +250,20 @@ static av_always_inline int
dv_init_enc_block(EncBlockInfo* bi, uint8_t *data, i
#if 0 /* SMPTE spec method */
static const int classes[] = {12, 24, 36, 0xffff};
#else /* improved Libav method */
- static const int classes[] = {-1, -1, 255, 0xffff};
+ static const int classes[] = { -1, -1, 255, 0xffff };
#endif
int max = classes[0];
int prev = 0;
assert((((int)blk) & 15) == 0);
- bi->area_q[0] = bi->area_q[1] = bi->area_q[2] = bi->area_q[3] = 0;
- bi->partial_bit_count = 0;
+ bi->area_q[0] =
+ bi->area_q[1] =
+ bi->area_q[2] =
+ bi->area_q[3] = 0;
+ bi->partial_bit_count = 0;
bi->partial_bit_buffer = 0;
- bi->cur_ac = 0;
+ bi->cur_ac = 0;
if (data) {
bi->dct_mode = dv_guess_dct_mode(s, data, linesize);
s->get_pixels(blk, data, linesize);
@@ -267,13 +271,13 @@ static av_always_inline int
dv_init_enc_block(EncBlockInfo* bi, uint8_t *data, i
} else {
/* We rely on the fact that encoding all zeros leads to an immediate
EOB,
which is precisely what the spec calls for in the "dummy" blocks. */
- memset(blk, 0, 64*sizeof(*blk));
+ memset(blk, 0, 64 * sizeof(*blk));
bi->dct_mode = 0;
}
bi->mb[0] = blk[0];
zigzag_scan = bi->dct_mode ? ff_dv_zigzag248_direct : ff_zigzag_direct;
- weight = bi->dct_mode ? dv_weight_248 : dv_weight_88;
+ weight = bi->dct_mode ? dv_weight_248 : dv_weight_88;
for (area = 0; area < 4; area++) {
bi->prev[area] = prev;
@@ -286,51 +290,55 @@ static av_always_inline int
dv_init_enc_block(EncBlockInfo* bi, uint8_t *data, i
/* weight it and and shift down into range, adding for rounding
*/
/* the extra division by a factor of 2^4 reverses the 8x
expansion of the DCT
AND the 2x doubling of the weights */
- level = (FFABS(level) * weight[i] + (1 << (dv_weight_bits+3)))
>> (dv_weight_bits+4);
+ level = (FFABS(level) * weight[i] + (1 << (dv_weight_bits+3)))
>> (dv_weight_bits + 4);
bi->mb[i] = level;
if (level > max)
max = level;
bi->bit_size[area] += dv_rl2vlc_size(i - prev - 1, level);
- bi->next[prev]= i;
- prev = i;
+ bi->next[prev] = i;
+ prev = i;
}
}
}
- bi->next[prev]= i;
+ bi->next[prev] = i;
for (bi->cno = 0; max > classes[bi->cno]; bi->cno++);
bi->cno += bias;
if (bi->cno >= 3) {
- bi->cno = 3;
- prev = 0;
- i = bi->next[prev];
+ bi->cno = 3;
+ prev = 0;
+ i = bi->next[prev];
for (area = 0; area < 4; area++) {
bi->prev[area] = prev;
bi->bit_size[area] = 1; // 4 areas 4 bits for EOB :)
- for (; i < mb_area_start[area+1]; i = bi->next[i]) {
+ for (; i < mb_area_start[area + 1]; i = bi->next[i]) {
bi->mb[i] >>= 1;
if (bi->mb[i]) {
bi->bit_size[area] += dv_rl2vlc_size(i - prev - 1,
bi->mb[i]);
- bi->next[prev]= i;
- prev = i;
+ bi->next[prev] = i;
+ prev = i;
}
}
}
- bi->next[prev]= i;
+ bi->next[prev] = i;
}
return bi->bit_size[0] + bi->bit_size[1] + bi->bit_size[2] +
bi->bit_size[3];
}
-static inline void dv_guess_qnos(EncBlockInfo* blks, int* qnos)
+static inline void dv_guess_qnos(EncBlockInfo *blks, int *qnos)
{
int size[5];
int i, j, k, a, prev, a2;
- EncBlockInfo* b;
+ EncBlockInfo *b;
- size[0] = size[1] = size[2] = size[3] = size[4] = 1 << 24;
+ size[0] =
+ size[1] =
+ size[2] =
+ size[3] =
+ size[4] = 1 << 24;
do {
b = blks;
for (i = 0; i < 5; i++) {
@@ -345,27 +353,27 @@ static inline void dv_guess_qnos(EncBlockInfo* blks, int*
qnos)
b->bit_size[a] = 1; // 4 areas 4 bits for EOB :)
b->area_q[a]++;
prev = b->prev[a];
- assert(b->next[prev] >= mb_area_start[a+1] || b->mb[prev]);
- for (k = b->next[prev] ; k < mb_area_start[a+1]; k =
b->next[k]) {
+ assert(b->next[prev] >= mb_area_start[a + 1] ||
b->mb[prev]);
+ for (k = b->next[prev] ; k < mb_area_start[a + 1]; k =
b->next[k]) {
b->mb[k] >>= 1;
if (b->mb[k]) {
b->bit_size[a] += dv_rl2vlc_size(k - prev - 1,
b->mb[k]);
prev = k;
} else {
- if (b->next[k] >= mb_area_start[a+1] &&
b->next[k]<64){
- for (a2 = a + 1; b->next[k] >=
mb_area_start[a2+1]; a2++)
+ if (b->next[k] >= mb_area_start[a + 1] &&
b->next[k]<64) {
+ for (a2 = a + 1; b->next[k] >=
mb_area_start[a2 + 1]; a2++)
b->prev[a2] = prev;
assert(a2 < 4);
assert(b->mb[b->next[k]]);
- b->bit_size[a2] += dv_rl2vlc_size(b->next[k] -
prev - 1, b->mb[b->next[k]])
- -dv_rl2vlc_size(b->next[k] -
k - 1, b->mb[b->next[k]]);
- assert(b->prev[a2] == k && (a2 + 1 >= 4 ||
b->prev[a2+1] != k));
+ b->bit_size[a2] += dv_rl2vlc_size(b->next[k] -
prev - 1, b->mb[b->next[k]]) -
+ dv_rl2vlc_size(b->next[k] -
k - 1, b->mb[b->next[k]]);
+ assert(b->prev[a2] == k && (a2 + 1 >= 4 ||
b->prev[a2 + 1] != k));
b->prev[a2] = prev;
}
b->next[prev] = b->next[k];
}
}
- b->prev[a+1]= prev;
+ b->prev[a + 1] = prev;
}
size[i] += b->bit_size[a];
}
@@ -373,18 +381,18 @@ static inline void dv_guess_qnos(EncBlockInfo* blks, int*
qnos)
if (vs_total_ac_bits >= size[0] + size[1] + size[2] + size[3] +
size[4])
return;
}
- } while (qnos[0]|qnos[1]|qnos[2]|qnos[3]|qnos[4]);
+ } while (qnos[0] | qnos[1] | qnos[2] | qnos[3] | qnos[4]);
for (a = 2; a == 2 || vs_total_ac_bits < size[0]; a += a){
b = blks;
- size[0] = 5 * 6 * 4; //EOB
- for (j = 0; j < 6 *5; j++, b++) {
+ size[0] = 5 * 6 * 4; // EOB
+ for (j = 0; j < 6 * 5; j++, b++) {
prev = b->prev[0];
for (k = b->next[prev]; k < 64; k = b->next[k]) {
- if (b->mb[k] < a && b->mb[k] > -a){
+ if (b->mb[k] < a && b->mb[k] > -a) {
b->next[prev] = b->next[k];
- }else{
+ } else {
size[0] += dv_rl2vlc_size(k - prev - 1, b->mb[k]);
prev = k;
}
@@ -399,45 +407,45 @@ static int dv_encode_video_segment(AVCodecContext *avctx,
void *arg)
DVwork_chunk *work_chunk = arg;
int mb_index, i, j;
int mb_x, mb_y, c_offset, linesize, y_stride;
- uint8_t* y_ptr;
- uint8_t* dif;
+ uint8_t *y_ptr;
+ uint8_t *dif;
LOCAL_ALIGNED_8(uint8_t, scratch, [128]);
- EncBlockInfo enc_blks[5*DV_MAX_BPM];
- PutBitContext pbs[5*DV_MAX_BPM];
- PutBitContext* pb;
- EncBlockInfo* enc_blk;
- int vs_bit_size = 0;
- int qnos[5] = {15, 15, 15, 15, 15}; /* No quantization */
- int* qnosp = &qnos[0];
-
- dif = &s->buf[work_chunk->buf_offset*80];
+ EncBlockInfo enc_blks[5 * DV_MAX_BPM];
+ PutBitContext pbs[5 * DV_MAX_BPM];
+ PutBitContext *pb;
+ EncBlockInfo *enc_blk;
+ int vs_bit_size = 0;
+ int qnos[5] = { 15, 15, 15, 15, 15 }; /* No quantization */
+ int *qnosp = &qnos[0];
+
+ dif = &s->buf[work_chunk->buf_offset * 80];
enc_blk = &enc_blks[0];
for (mb_index = 0; mb_index < 5; mb_index++) {
dv_calculate_mb_xy(s, work_chunk, mb_index, &mb_x, &mb_y);
/* initializing luminance blocks */
- if ((s->sys->pix_fmt == AV_PIX_FMT_YUV420P) ||
+ if ((s->sys->pix_fmt == AV_PIX_FMT_YUV420P) ||
(s->sys->pix_fmt == AV_PIX_FMT_YUV411P && mb_x >= (704 / 8)) ||
(s->sys->height >= 720 && mb_y != 134)) {
y_stride = s->frame->linesize[0] << 3;
- } else {
+ } else
y_stride = 16;
- }
+
y_ptr = s->frame->data[0] + ((mb_y * s->frame->linesize[0] + mb_x)
<< 3);
linesize = s->frame->linesize[0];
if (s->sys->video_stype == 4) { /* SD 422 */
vs_bit_size +=
- dv_init_enc_block(enc_blk+0, y_ptr , linesize, s, 0)
+
- dv_init_enc_block(enc_blk+1, NULL , linesize, s, 0)
+
- dv_init_enc_block(enc_blk+2, y_ptr + 8 , linesize, s, 0)
+
- dv_init_enc_block(enc_blk+3, NULL , linesize, s, 0);
+ dv_init_enc_block(enc_blk + 0, y_ptr, linesize, s,
0) +
+ dv_init_enc_block(enc_blk + 1, NULL, linesize, s,
0) +
+ dv_init_enc_block(enc_blk + 2, y_ptr + 8, linesize, s,
0) +
+ dv_init_enc_block(enc_blk + 3, NULL, linesize, s,
0);
} else {
vs_bit_size +=
- dv_init_enc_block(enc_blk+0, y_ptr , linesize, s, 0)
+
- dv_init_enc_block(enc_blk+1, y_ptr + 8 , linesize, s, 0)
+
- dv_init_enc_block(enc_blk+2, y_ptr + y_stride, linesize, s, 0)
+
- dv_init_enc_block(enc_blk+3, y_ptr + 8 + y_stride, linesize, s, 0);
+ dv_init_enc_block(enc_blk + 0, y_ptr, linesize, s,
0) +
+ dv_init_enc_block(enc_blk + 1, y_ptr + 8, linesize, s,
0) +
+ dv_init_enc_block(enc_blk + 2, y_ptr + y_stride, linesize, s,
0) +
+ dv_init_enc_block(enc_blk + 3, y_ptr + 8 + y_stride, linesize, s,
0);
}
enc_blk += 4;
@@ -449,23 +457,28 @@ static int dv_encode_video_segment(AVCodecContext *avctx,
void *arg)
linesize = s->frame->linesize[j];
y_stride = (mb_y == 134) ? 8 : (s->frame->linesize[j] << 3);
if (s->sys->pix_fmt == AV_PIX_FMT_YUV411P && mb_x >= (704 / 8)) {
- uint8_t* d;
- uint8_t* b = scratch;
+ uint8_t *d;
+ uint8_t *b = scratch;
for (i = 0; i < 8; i++) {
- d = c_ptr + (linesize << 3);
- b[0] = c_ptr[0]; b[1] = c_ptr[1]; b[2] = c_ptr[2]; b[3] =
c_ptr[3];
- b[4] = d[0]; b[5] = d[1]; b[6] = d[2]; b[7] =
d[3];
+ d = c_ptr + (linesize << 3);
+ b[0] = c_ptr[0];
+ b[1] = c_ptr[1];
+ b[2] = c_ptr[2];
+ b[3] = c_ptr[3];
+ b[4] = d[0];
+ b[5] = d[1];
+ b[6] = d[2];
+ b[7] = d[3];
c_ptr += linesize;
- b += 16;
+ b += 16;
}
- c_ptr = scratch;
+ c_ptr = scratch;
linesize = 16;
}
- vs_bit_size += dv_init_enc_block( enc_blk++, c_ptr ,
linesize, s, 1);
- if (s->sys->bpm == 8) {
+ vs_bit_size += dv_init_enc_block(enc_blk++, c_ptr, linesize, s, 1);
+ if (s->sys->bpm == 8)
vs_bit_size += dv_init_enc_block(enc_blk++, c_ptr + y_stride,
linesize, s, 1);
- }
}
}
@@ -473,15 +486,15 @@ static int dv_encode_video_segment(AVCodecContext *avctx,
void *arg)
dv_guess_qnos(&enc_blks[0], qnosp);
/* DIF encoding process */
- for (j=0; j<5*s->sys->bpm;) {
+ for (j = 0; j < 5 * s->sys->bpm;) {
int start_mb = j;
dif[3] = *qnosp++;
- dif += 4;
+ dif += 4;
/* First pass over individual cells only */
- for (i=0; i<s->sys->bpm; i++, j++) {
- int sz = s->sys->block_sizes[i]>>3;
+ for (i = 0; i < s->sys->bpm; i++, j++) {
+ int sz = s->sys->block_sizes[i] >> 3;
init_put_bits(&pbs[j], dif, sz);
put_sbits(&pbs[j], 9, ((enc_blks[j].mb[0] >> 3) - 1024 + 2) >> 2);
@@ -494,22 +507,22 @@ static int dv_encode_video_segment(AVCodecContext *avctx,
void *arg)
/* Second pass over each MB space */
pb = &pbs[start_mb];
- for (i=0; i<s->sys->bpm; i++) {
- if (enc_blks[start_mb+i].partial_bit_count)
- pb = dv_encode_ac(&enc_blks[start_mb+i], pb,
&pbs[start_mb+s->sys->bpm]);
+ for (i = 0; i < s->sys->bpm; i++) {
+ if (enc_blks[start_mb + i].partial_bit_count)
+ pb = dv_encode_ac(&enc_blks[start_mb + i], pb, &pbs[start_mb +
s->sys->bpm]);
}
}
/* Third and final pass over the whole video segment space */
pb = &pbs[0];
- for (j=0; j<5*s->sys->bpm; j++) {
+ for (j = 0; j < 5 * s->sys->bpm; j++) {
if (enc_blks[j].partial_bit_count)
- pb = dv_encode_ac(&enc_blks[j], pb, &pbs[s->sys->bpm*5]);
+ pb = dv_encode_ac(&enc_blks[j], pb, &pbs[s->sys->bpm * 5]);
if (enc_blks[j].partial_bit_count)
av_log(avctx, AV_LOG_ERROR, "ac bitstream overflow\n");
}
- for (j=0; j<5*s->sys->bpm; j++) {
+ for (j = 0; j < 5 * s->sys->bpm; j++) {
int pos;
int size = pbs[j].size_in_bits >> 3;
flush_put_bits(&pbs[j]);
@@ -525,7 +538,7 @@ static int dv_encode_video_segment(AVCodecContext *avctx,
void *arg)
}
static inline int dv_write_pack(enum dv_pack_type pack_id, DVVideoContext *c,
- uint8_t* buf)
+ uint8_t *buf)
{
/*
* Here's what SMPTE314M says about these two:
@@ -545,60 +558,60 @@ static inline int dv_write_pack(enum dv_pack_type
pack_id, DVVideoContext *c,
* 2. It is not at all clear what STYPE is used for 4:2:0 PAL
* compression scheme (if any).
*/
- int apt = (c->sys->pix_fmt == AV_PIX_FMT_YUV420P ? 0 : 1);
+ int apt = (c->sys->pix_fmt == AV_PIX_FMT_YUV420P ? 0 : 1);
uint8_t aspect = 0;
- if ((int)(av_q2d(c->avctx->sample_aspect_ratio) * c->avctx->width /
c->avctx->height * 10) >= 17) /* 16:9 */
+ if ((int) (av_q2d(c->avctx->sample_aspect_ratio) * c->avctx->width /
c->avctx->height * 10) >= 17) /* 16:9 */
aspect = 0x02;
- buf[0] = (uint8_t)pack_id;
+ buf[0] = (uint8_t) pack_id;
switch (pack_id) {
case dv_header525: /* I can't imagine why these two weren't defined as
real */
case dv_header625: /* packs in SMPTE314M -- they definitely look like ones
*/
- buf[1] = 0xf8 | /* reserved -- always 1 */
- (apt & 0x07); /* APT: Track application ID */
- buf[2] = (0 << 7) | /* TF1: audio data is 0 - valid; 1 - invalid
*/
- (0x0f << 3) | /* reserved -- always 1 */
- (apt & 0x07); /* AP1: Audio application ID */
- buf[3] = (0 << 7) | /* TF2: video data is 0 - valid; 1 - invalid
*/
- (0x0f << 3) | /* reserved -- always 1 */
- (apt & 0x07); /* AP2: Video application ID */
- buf[4] = (0 << 7) | /* TF3: subcode(SSYB) is 0 - valid; 1 -
invalid */
- (0x0f << 3) | /* reserved -- always 1 */
- (apt & 0x07); /* AP3: Subcode application ID */
- break;
+ buf[1] = 0xf8 | /* reserved -- always 1 */
+ (apt & 0x07); /* APT: Track application ID */
+ buf[2] = (0 << 7) | /* TF1: audio data is 0 - valid; 1 - invalid */
+ (0x0f << 3) | /* reserved -- always 1 */
+ (apt & 0x07); /* AP1: Audio application ID */
+ buf[3] = (0 << 7) | /* TF2: video data is 0 - valid; 1 - invalid */
+ (0x0f << 3) | /* reserved -- always 1 */
+ (apt & 0x07); /* AP2: Video application ID */
+ buf[4] = (0 << 7) | /* TF3: subcode(SSYB) is 0 - valid; 1 - invalid
*/
+ (0x0f << 3) | /* reserved -- always 1 */
+ (apt & 0x07); /* AP3: Subcode application ID */
+ break;
case dv_video_source:
- buf[1] = 0xff; /* reserved -- always 1 */
- buf[2] = (1 << 7) | /* B/W: 0 - b/w, 1 - color */
- (1 << 6) | /* following CLF is valid - 0, invalid - 1 */
- (3 << 4) | /* CLF: color frames ID (see ITU-R BT.470-4) */
- 0xf; /* reserved -- always 1 */
- buf[3] = (3 << 6) | /* reserved -- always 1 */
- (c->sys->dsf << 5) | /* system: 60fields/50fields */
- c->sys->video_stype; /* signal type video compression */
- buf[4] = 0xff; /* VISC: 0xff -- no information */
- break;
+ buf[1] = 0xff; /* reserved -- always 1 */
+ buf[2] = (1 << 7) | /* B/W: 0 - b/w, 1 - color */
+ (1 << 6) | /* following CLF is valid - 0, invalid - 1 */
+ (3 << 4) | /* CLF: color frames ID (see ITU-R BT.470-4) */
+ 0xf; /* reserved -- always 1 */
+ buf[3] = (3 << 6) | /* reserved -- always 1 */
+ (c->sys->dsf << 5) | /* system: 60fields/50fields */
+ c->sys->video_stype; /* signal type video compression */
+ buf[4] = 0xff; /* VISC: 0xff -- no information */
+ break;
case dv_video_control:
- buf[1] = (0 << 6) | /* Copy generation management (CGMS) 0 -- free */
- 0x3f; /* reserved -- always 1 */
- buf[2] = 0xc8 | /* reserved -- always b11001xxx */
- aspect;
- buf[3] = (1 << 7) | /* frame/field flag 1 -- frame, 0 -- field */
- (1 << 6) | /* first/second field flag 0 -- field 2, 1 --
field 1 */
- (1 << 5) | /* frame change flag 0 -- same picture as
before, 1 -- different */
- (1 << 4) | /* 1 - interlaced, 0 - noninterlaced */
- 0xc; /* reserved -- always b1100 */
- buf[4] = 0xff; /* reserved -- always 1 */
- break;
+ buf[1] = (0 << 6) | /* Copy generation management (CGMS) 0 -- free
*/
+ 0x3f; /* reserved -- always 1 */
+ buf[2] = 0xc8 | /* reserved -- always b11001xxx */
+ aspect;
+ buf[3] = (1 << 7) | /* frame/field flag 1 -- frame, 0 -- field */
+ (1 << 6) | /* first/second field flag 0 -- field 2, 1 --
field 1 */
+ (1 << 5) | /* frame change flag 0 -- same picture as
before, 1 -- different */
+ (1 << 4) | /* 1 - interlaced, 0 - noninterlaced */
+ 0xc; /* reserved -- always b1100 */
+ buf[4] = 0xff; /* reserved -- always 1 */
+ break;
default:
- buf[1] = buf[2] = buf[3] = buf[4] = 0xff;
+ buf[1] = buf[2] = buf[3] = buf[4] = 0xff;
}
return 5;
}
static inline int dv_write_dif_id(enum dv_section_type t, uint8_t chan_num,
uint8_t seq_num, uint8_t dif_num,
- uint8_t* buf)
+ uint8_t *buf)
{
buf[0] = (uint8_t)t; /* Section type */
buf[1] = (seq_num << 4) | /* DIF seq number 0-9 for 525/60; 0-11 for
625/50 */
@@ -609,7 +622,7 @@ static inline int dv_write_dif_id(enum dv_section_type t,
uint8_t chan_num,
}
-static inline int dv_write_ssyb_id(uint8_t syb_num, uint8_t fr, uint8_t* buf)
+static inline int dv_write_ssyb_id(uint8_t syb_num, uint8_t fr, uint8_t *buf)
{
if (syb_num == 0 || syb_num == 6) {
buf[0] = (fr << 7) | /* FR ID 1 - first half of each channel; 0 -
second */
@@ -631,7 +644,7 @@ static inline int dv_write_ssyb_id(uint8_t syb_num, uint8_t
fr, uint8_t* buf)
return 3;
}
-static void dv_format_frame(DVVideoContext* c, uint8_t* buf)
+static void dv_format_frame(DVVideoContext *c, uint8_t *buf)
{
int chan, i, j, k;
@@ -648,7 +661,7 @@ static void dv_format_frame(DVVideoContext* c, uint8_t* buf)
for (j = 0; j < 2; j++) {
buf += dv_write_dif_id(dv_sect_subcode, chan, i, j, buf);
for (k = 0; k < 6; k++)
- buf += dv_write_ssyb_id(k, (i < c->sys->difseg_size/2),
buf) + 5;
+ buf += dv_write_ssyb_id(k, (i < c->sys->difseg_size / 2),
buf) + 5;
buf += 29; /* unused bytes */
}
@@ -657,17 +670,17 @@ static void dv_format_frame(DVVideoContext* c, uint8_t*
buf)
buf += dv_write_dif_id(dv_sect_vaux, chan, i, j, buf);
buf += dv_write_pack(dv_video_source, c, buf);
buf += dv_write_pack(dv_video_control, c, buf);
- buf += 7*5;
+ buf += 7 * 5;
buf += dv_write_pack(dv_video_source, c, buf);
buf += dv_write_pack(dv_video_control, c, buf);
- buf += 4*5 + 2; /* unused bytes */
+ buf += 4 * 5 + 2; /* unused bytes */
}
/* DV Audio/Video: 135 Video DIFs + 9 Audio DIFs */
for (j = 0; j < 135; j++) {
- if (j%15 == 0) {
+ if (j % 15 == 0) {
memset(buf, 0xff, 80);
- buf += dv_write_dif_id(dv_sect_audio, chan, i, j/15, buf);
+ buf += dv_write_dif_id(dv_sect_audio, chan, i, j / 15,
buf);
buf += 77; /* audio control & shuffled PCM audio */
}
buf += dv_write_dif_id(dv_sect_video, chan, i, j, buf);
@@ -728,6 +741,7 @@ AVCodec ff_dvvideo_encoder = {
.close = dvvideo_encode_close,
.capabilities = CODEC_CAP_SLICE_THREADS,
.pix_fmts = (const enum AVPixelFormat[]) {
- AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV420P,
AV_PIX_FMT_NONE
+ AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV422P,
+ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE
},
};
--
1.8.5.5
_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel
