48 if (width <= 1 || avctx->
height <= 0) {
55 && avpkt->
size / avctx->
height * 3 >= width * 8)
70 line_end = avpkt->
data + stride;
71 for (line = 0; line < avctx->
height; line++) {
72 uint16_t y_temp[6] = {0x8000, 0x8000, 0x8000, 0x8000, 0x8000, 0x8000};
73 uint16_t u_temp[3] = {0x8000, 0x8000, 0x8000};
74 uint16_t v_temp[3] = {0x8000, 0x8000, 0x8000};
76 y = (uint16_t *)(pic->
data[0] + line * pic->
linesize[0]);
77 u = (uint16_t *)(pic->
data[1] + line * pic->
linesize[1]);
78 v = (uint16_t *)(pic->
data[2] + line * pic->
linesize[2]);
80 for (x = 0; x <
width; x += 6) {
83 if (width - x < 6 || line_end - src < 16) {
89 if (line_end - src < 4)
94 *u++ = t << 6 & 0xFFC0;
95 *y++ = t >> 4 & 0xFFC0;
96 *v++ = t >> 14 & 0xFFC0;
98 if (line_end - src < 4)
103 *y++ = t << 6 & 0xFFC0;
104 *u++ = t >> 4 & 0xFFC0;
105 *y++ = t >> 14 & 0xFFC0;
107 if (line_end - src < 4)
112 *v++ = t << 6 & 0xFFC0;
113 *y++ = t >> 4 & 0xFFC0;
114 *u++ = t >> 14 & 0xFFC0;
116 if (line_end - src < 4)
121 *y++ = t << 6 & 0xFFC0;
122 *v++ = t >> 4 & 0xFFC0;
123 *y++ = t >> 14 & 0xFFC0;
130 y = x + (uint16_t *)(pic->
data[0] + line * pic->
linesize[0]);
131 u = x/2 + (uint16_t *)(pic->
data[1] + line * pic->
linesize[1]);
132 v = x/2 + (uint16_t *)(pic->
data[2] + line * pic->
linesize[2]);
133 memcpy(y, y_temp,
sizeof(*y) * (width - x));
134 memcpy(u, u_temp,
sizeof(*u) * (width - x + 1) / 2);
135 memcpy(v, v_temp,
sizeof(*v) * (width - x + 1) / 2);
139 src = line_end - stride;