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Code Issues Releases Activity

avcodec/sheervideo: add support for 10-bit interlaced YCbCr(A) 4:2:2

Browse Source 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-06-10 16:09:12 +02:00
parent f0e7b06453
commit 9e9286e9ed
1 changed files with 242 additions and 0 deletions
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242
libavcodec/sheervideo.c
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@ -694,6 +694,73 @@ static const uint8_t l_y_yry10[1024] = {
7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5,
};
static const uint8_t l_y_yry10i[1024] = {
3, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7,
7, 7, 7, 7, 7, 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, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11,
11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
11, 11, 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, 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, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 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, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11,
11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7,
7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5,
};
static const uint8_t l_u_yry10[1024] = {
2, 3, 3, 4, 5, 6, 7, 7, 8, 8, 8, 9, 9, 10, 10, 10,
10, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13,
@ -761,6 +828,73 @@ static const uint8_t l_u_yry10[1024] = {
10, 10, 10, 10, 9, 9, 9, 8, 8, 7, 7, 6, 5, 4, 4, 3,
};
static const uint8_t l_u_yry10i[1024] = {
2, 4, 4, 4, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9,
9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11,
11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13,
13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13,
13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11,
11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 9, 9,
9, 9, 8, 8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 4, 4, 3,
};
static const uint8_t l_y_ybri[256] = {
3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8,
8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10,
@ -1084,6 +1218,48 @@ static void decode_ybr10(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb)
}
}
static void decode_yry10i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb)
{
SheerVideoContext *s = avctx->priv_data;
uint16_t *dst_y, *dst_u, *dst_v;
int x, y;
dst_y = (uint16_t *)p->data[0];
dst_u = (uint16_t *)p->data[1];
dst_v = (uint16_t *)p->data[2];
for (y = 0; y < avctx->height; y++) {
if (get_bits1(gb)) {
for (x = 0; x < avctx->width; x += 2) {
dst_y[x ] = get_bits(gb, 10);
dst_u[x / 2] = get_bits(gb, 10);
dst_y[x + 1] = get_bits(gb, 10);
dst_v[x / 2] = get_bits(gb, 10);
}
} else {
int pred[4] = { 502, 512, 512, 0 };
for (x = 0; x < avctx->width; x += 2) {
int y1, y2, u, v;
y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2);
u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2);
y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2);
v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2);
dst_y[x ] = pred[0] = (y1 + pred[0]) & 0x3ff;
dst_u[x / 2] = pred[1] = (u + pred[1]) & 0x3ff;
dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0x3ff;
dst_v[x / 2] = pred[2] = (v + pred[2]) & 0x3ff;
}
}
dst_y += p->linesize[0] / 2;
dst_u += p->linesize[1] / 2;
dst_v += p->linesize[2] / 2;
}
}
static void decode_yry10(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb)
{
SheerVideoContext *s = avctx->priv_data;
@ -1167,6 +1343,56 @@ static void decode_yry10(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb)
}
}
static void decode_ca2i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb)
{
SheerVideoContext *s = avctx->priv_data;
uint16_t *dst_y, *dst_u, *dst_v, *dst_a;
int x, y;
dst_y = (uint16_t *)p->data[0];
dst_u = (uint16_t *)p->data[1];
dst_v = (uint16_t *)p->data[2];
dst_a = (uint16_t *)p->data[3];
for (y = 0; y < avctx->height; y++) {
if (get_bits1(gb)) {
for (x = 0; x < avctx->width; x += 2) {
dst_a[x ] = get_bits(gb, 10);
dst_y[x ] = get_bits(gb, 10);
dst_u[x / 2] = get_bits(gb, 10);
dst_a[x + 1] = get_bits(gb, 10);
dst_y[x + 1] = get_bits(gb, 10);
dst_v[x / 2] = get_bits(gb, 10);
}
} else {
int pred[4] = { 502, 512, 512, 502 };
for (x = 0; x < avctx->width; x += 2) {
int y1, y2, u, v, a1, a2;
a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2);
y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2);
u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2);
a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2);
y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2);
v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2);
dst_y[x ] = pred[0] = (y1 + pred[0]) & 0x3ff;
dst_u[x / 2] = pred[1] = (u + pred[1]) & 0x3ff;
dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0x3ff;
dst_a[x ] = pred[3] = (a1 + pred[3]) & 0x3ff;
dst_v[x / 2] = pred[2] = (v + pred[2]) & 0x3ff;
dst_a[x + 1] = pred[3] = (a2 + pred[3]) & 0x3ff;
}
}
dst_y += p->linesize[0] / 2;
dst_u += p->linesize[1] / 2;
dst_v += p->linesize[2] / 2;
dst_a += p->linesize[3] / 2;
}
}
static void decode_ca2p(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb)
{
SheerVideoContext *s = avctx->priv_data;
@ -2610,6 +2836,14 @@ static int decode_frame(AVCodecContext *avctx,
build_vlc(&s->vlc[1], l_u_yry10, 1024);
}
break;
case MKTAG(0xa2, 'Y', 'R', 'y'):
avctx->pix_fmt = AV_PIX_FMT_YUV422P10;
s->decode_frame = decode_yry10i;
if (s->format != format) {
build_vlc(&s->vlc[0], l_y_yry10i, 1024);
build_vlc(&s->vlc[1], l_u_yry10i, 1024);
}
break;
case MKTAG('C', 'A', '2', 'p'):
avctx->pix_fmt = AV_PIX_FMT_YUVA422P10;
s->decode_frame = decode_ca2p;
@ -2618,6 +2852,14 @@ static int decode_frame(AVCodecContext *avctx,
build_vlc(&s->vlc[1], l_u_yry10, 1024);
}
break;
case MKTAG('C', 'A', '2', 'i'):
avctx->pix_fmt = AV_PIX_FMT_YUVA422P10;
s->decode_frame = decode_ca2i;
if (s->format != format) {
build_vlc(&s->vlc[0], l_y_yry10i, 1024);
build_vlc(&s->vlc[1], l_u_yry10i, 1024);
}
break;
default:
avpriv_request_sample(avctx, "unsupported format: 0x%X", format);
return AVERROR_PATCHWELCOME;