From: Limin Wang <lance.lmw...@gmail.com>
Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
libavcodec/v210enc.c | 171 +++++++++++++++++++++------------------------------
1 file changed, 69 insertions(+), 102 deletions(-)
diff --git a/libavcodec/v210enc.c b/libavcodec/v210enc.c
index 2400538..b40c7ae 100644
--- a/libavcodec/v210enc.c
+++ b/libavcodec/v210enc.c
@@ -89,15 +89,77 @@ FF_ENABLE_DEPRECATION_WARNINGS
return 0;
}
+#define DEFINE_V210_ENCODE_FUNC(nbits, depth) \
+static void v210_enc_##depth(AVCodecContext *avctx, \
+ uint8_t *dst, const AVFrame *pic) \
+{ \
+ V210EncContext *s = avctx->priv_data; \
+ int aligned_width = ((avctx->width + 47) / 48) * 48; \
+ int stride = aligned_width * 8 / 3; \
+ int line_padding = stride - ((avctx->width * 8 + 11) / 12) * 4; \
+ int h, w; \
+ int bytes = nbits / 8; \
+ const uint##nbits##_t *y = (const uint##nbits##_t *)pic->data[0]; \
+ const uint##nbits##_t *u = (const uint##nbits##_t *)pic->data[1]; \
+ const uint##nbits##_t *v = (const uint##nbits##_t *)pic->data[2]; \
+ const int sample_size = 6 * s->sample_factor_##depth; \
+ const int sample_w = avctx->width / sample_size; \
+ \
+ for (h = 0; h < avctx->height; h++) { \
+ uint32_t val; \
+ w = sample_w * sample_size; \
+ s->pack_line_##depth (y, u, v, dst, w); \
+ \
+ y += w; \
+ u += w >> 1; \
+ v += w >> 1; \
+ dst += sample_w * 16 * s->sample_factor_##depth; \
+ \
+ for (; w < avctx->width - 5; w += 6) { \
+ WRITE_PIXELS(u, y, v, depth); \
+ WRITE_PIXELS(y, u, y, depth); \
+ WRITE_PIXELS(v, y, u, depth); \
+ WRITE_PIXELS(y, v, y, depth); \
+ } \
+ if (w < avctx->width - 1) { \
+ WRITE_PIXELS(u, y, v, depth); \
+ \
+ val = CLIP(*y++, depth); \
+ if (w == avctx->width - 2) { \
+ AV_WL32(dst, val); \
+ dst += 4; \
+ } \
+ } \
+ if (w < avctx->width - 3) { \
+ val |= (CLIP(*u++, depth) << (20-depth)) | \
+ (CLIP(*y++, depth) << (30-depth)); \
+ AV_WL32(dst, val); \
+ dst += 4; \
+ \
+ val = CLIP(*v++, depth) << (10-depth) | \
+ (CLIP(*y++, depth) << (20-depth)); \
+ AV_WL32(dst, val); \
+ dst += 4; \
+ } \
+ \
+ memset(dst, 0, line_padding); \
+ dst += line_padding; \
+ y += pic->linesize[0] / bytes - avctx->width; \
+ u += pic->linesize[1] / bytes - avctx->width / 2; \
+ v += pic->linesize[2] / bytes - avctx->width / 2; \
+ } \
+}
+
+DEFINE_V210_ENCODE_FUNC(8, 8)
+DEFINE_V210_ENCODE_FUNC(16, 10);
+
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pic, int *got_packet)
{
- V210EncContext *s = avctx->priv_data;
int aligned_width = ((avctx->width + 47) / 48) * 48;
int stride = aligned_width * 8 / 3;
- int line_padding = stride - ((avctx->width * 8 + 11) / 12) * 4;
AVFrameSideData *side_data;
- int h, w, ret;
+ int ret;
uint8_t *dst;
ret = ff_alloc_packet2(avctx, pkt, avctx->height * stride, avctx->height *
stride);
@@ -107,105 +169,10 @@ static int encode_frame(AVCodecContext *avctx, AVPacket
*pkt,
}
dst = pkt->data;
- if (pic->format == AV_PIX_FMT_YUV422P10) {
- const uint16_t *y = (const uint16_t *)pic->data[0];
- const uint16_t *u = (const uint16_t *)pic->data[1];
- const uint16_t *v = (const uint16_t *)pic->data[2];
-
- const int sample_size = 6 * s->sample_factor_10;
- const int sample_w = avctx->width / sample_size;
-
- for (h = 0; h < avctx->height; h++) {
- uint32_t val;
- w = sample_w * sample_size;
- s->pack_line_10(y, u, v, dst, w);
-
- y += w;
- u += w >> 1;
- v += w >> 1;
- dst += sample_w * 16 * s->sample_factor_10;
-
- for (; w < avctx->width - 5; w += 6) {
- WRITE_PIXELS(u, y, v, 10);
- WRITE_PIXELS(y, u, y, 10);
- WRITE_PIXELS(v, y, u, 10);
- WRITE_PIXELS(y, v, y, 10);
- }
- if (w < avctx->width - 1) {
- WRITE_PIXELS(u, y, v, 10);
-
- val = CLIP(*y++, 10);
- if (w == avctx->width - 2) {
- AV_WL32(dst, val);
- dst += 4;
- }
- }
- if (w < avctx->width - 3) {
- val |= (CLIP(*u++, 10) << (20-10)) | (CLIP(*y++, 10) <<
(30-10));
- AV_WL32(dst, val);
- dst += 4;
-
- val = CLIP(*v++, 10) << (10-10) | (CLIP(*y++, 10) << (20-10));
- AV_WL32(dst, val);
- dst += 4;
- }
-
- memset(dst, 0, line_padding);
- dst += line_padding;
- y += pic->linesize[0] / 2 - avctx->width;
- u += pic->linesize[1] / 2 - avctx->width / 2;
- v += pic->linesize[2] / 2 - avctx->width / 2;
- }
- } else if(pic->format == AV_PIX_FMT_YUV422P) {
- const uint8_t *y = pic->data[0];
- const uint8_t *u = pic->data[1];
- const uint8_t *v = pic->data[2];
-
- const int sample_size = 6 * s->sample_factor_8;
- const int sample_w = avctx->width / sample_size;
-
- for (h = 0; h < avctx->height; h++) {
- uint32_t val;
- w = sample_w * sample_size;
- s->pack_line_8(y, u, v, dst, w);
-
- y += w;
- u += w >> 1;
- v += w >> 1;
- dst += sample_w * 16 * s->sample_factor_8;
-
- for (; w < avctx->width - 5; w += 6) {
- WRITE_PIXELS(u, y, v, 8);
- WRITE_PIXELS(y, u, y, 8);
- WRITE_PIXELS(v, y, u, 8);
- WRITE_PIXELS(y, v, y, 8);
- }
- if (w < avctx->width - 1) {
- WRITE_PIXELS(u, y, v, 8);
-
- val = CLIP(*y++, 8) << (10-8);
- if (w == avctx->width - 2) {
- AV_WL32(dst, val);
- dst += 4;
- }
- }
- if (w < avctx->width - 3) {
- val |= (CLIP(*u++, 8) << (20-8)) | (CLIP(*y++, 8) << (30-8));
- AV_WL32(dst, val);
- dst += 4;
-
- val = (CLIP(*v++, 8) << (10-8)) | (CLIP(*y++, 8) << (20-8));
- AV_WL32(dst, val);
- dst += 4;
- }
- memset(dst, 0, line_padding);
- dst += line_padding;
-
- y += pic->linesize[0] - avctx->width;
- u += pic->linesize[1] - avctx->width / 2;
- v += pic->linesize[2] - avctx->width / 2;
- }
- }
+ if (pic->format == AV_PIX_FMT_YUV422P10)
+ v210_enc_10(avctx, dst, pic);
+ else if(pic->format == AV_PIX_FMT_YUV422P)
+ v210_enc_8(avctx, dst, pic);
side_data = av_frame_get_side_data(pic, AV_FRAME_DATA_A53_CC);
if (side_data && side_data->size) {
--
2.6.4
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