#include "avcodec.h"
#include "bytestream.h"
+#include "internal.h"
+#include "v210enc.h"
-static av_cold int encode_init(AVCodecContext *avctx)
+#define CLIP(v) av_clip(v, 4, 1019)
+#define CLIP8(v) av_clip(v, 1, 254)
+
+#define WRITE_PIXELS(a, b, c) \
+ do { \
+ val = CLIP(*a++); \
+ val |= (CLIP(*b++) << 10) | \
+ (CLIP(*c++) << 20); \
+ AV_WL32(dst, val); \
+ dst += 4; \
+ } while (0)
+
+#define WRITE_PIXELS8(a, b, c) \
+ do { \
+ val = (CLIP8(*a++) << 2); \
+ val |= (CLIP8(*b++) << 12) | \
+ (CLIP8(*c++) << 22); \
+ AV_WL32(dst, val); \
+ dst += 4; \
+ } while (0)
+
+static void v210_planar_pack_8_c(const uint8_t *y, const uint8_t *u,
+ const uint8_t *v, uint8_t *dst,
+ ptrdiff_t width)
{
- if (avctx->width & 1) {
- av_log(avctx, AV_LOG_ERROR, "v210 needs even width\n");
- return AVERROR(EINVAL);
+ uint32_t val;
+ int i;
+
+ /* unroll this to match the assembly */
+ for (i = 0; i < width - 11; i += 12) {
+ WRITE_PIXELS8(u, y, v);
+ WRITE_PIXELS8(y, u, y);
+ WRITE_PIXELS8(v, y, u);
+ WRITE_PIXELS8(y, v, y);
+ WRITE_PIXELS8(u, y, v);
+ WRITE_PIXELS8(y, u, y);
+ WRITE_PIXELS8(v, y, u);
+ WRITE_PIXELS8(y, v, y);
}
+}
- if (avctx->pix_fmt != PIX_FMT_YUV422P10) {
- av_log(avctx, AV_LOG_ERROR, "v210 needs YUV422P10\n");
- return -1;
+static void v210_planar_pack_10_c(const uint16_t *y, const uint16_t *u,
+ const uint16_t *v, uint8_t *dst,
+ ptrdiff_t width)
+{
+ uint32_t val;
+ int i;
+
+ for (i = 0; i < width - 5; i += 6) {
+ WRITE_PIXELS(u, y, v);
+ WRITE_PIXELS(y, u, y);
+ WRITE_PIXELS(v, y, u);
+ WRITE_PIXELS(y, v, y);
}
+}
+
+av_cold void ff_v210enc_init(V210EncContext *s)
+{
+ s->pack_line_8 = v210_planar_pack_8_c;
+ s->pack_line_10 = v210_planar_pack_10_c;
+ s->sample_factor_8 = 1;
+ s->sample_factor_10 = 1;
- if (avctx->bits_per_raw_sample != 10)
- av_log(avctx, AV_LOG_WARNING, "bits per raw sample: %d != 10-bit\n",
- avctx->bits_per_raw_sample);
+ if (ARCH_X86)
+ ff_v210enc_init_x86(s);
+}
- avctx->coded_frame = avcodec_alloc_frame();
- if (!avctx->coded_frame)
- return AVERROR(ENOMEM);
+static av_cold int encode_init(AVCodecContext *avctx)
+{
+ V210EncContext *s = avctx->priv_data;
+ if (avctx->width & 1) {
+ av_log(avctx, AV_LOG_ERROR, "v210 needs even width\n");
+ return AVERROR(EINVAL);
+ }
+
+#if FF_API_CODED_FRAME
+FF_DISABLE_DEPRECATION_WARNINGS
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+
+ ff_v210enc_init(s);
return 0;
}
-static int encode_frame(AVCodecContext *avctx, unsigned char *buf,
- int buf_size, void *data)
+static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
+ const AVFrame *pic, int *got_packet)
{
- const AVFrame *pic = data;
+ 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;
- 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];
- PutByteContext p;
-
- if (buf_size < avctx->height * stride) {
- av_log(avctx, AV_LOG_ERROR, "output buffer too small\n");
- return AVERROR(ENOMEM);
- }
-
- bytestream2_init_writer(&p, buf, buf_size);
-
-#define CLIP(v) av_clip(v, 4, 1019)
-
-#define WRITE_PIXELS(a, b, c) \
- do { \
- val = CLIP(*a++); \
- val |= (CLIP(*b++) << 10) | \
- (CLIP(*c++) << 20); \
- bytestream2_put_le32u(&p, val); \
- } while (0)
-
- for (h = 0; h < avctx->height; h++) {
- uint32_t val;
- for (w = 0; w < avctx->width - 5; w += 6) {
- WRITE_PIXELS(u, y, v);
- WRITE_PIXELS(y, u, y);
- WRITE_PIXELS(v, y, u);
- WRITE_PIXELS(y, v, y);
- }
- if (w < avctx->width - 1) {
- WRITE_PIXELS(u, y, v);
+ int h, w, ret;
+ uint8_t *dst;
- val = CLIP(*y++);
- if (w == avctx->width - 2)
- bytestream2_put_le32u(&p, val);
+ ret = ff_alloc_packet(pkt, avctx->height * stride);
+ if (ret < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
+ return ret;
+ }
+ 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);
+ WRITE_PIXELS(y, u, y);
+ WRITE_PIXELS(v, y, u);
+ WRITE_PIXELS(y, v, y);
+ }
+ if (w < avctx->width - 1) {
+ WRITE_PIXELS(u, y, v);
+
+ val = CLIP(*y++);
+ if (w == avctx->width - 2) {
+ AV_WL32(dst, val);
+ dst += 4;
+ }
+ }
+ if (w < avctx->width - 3) {
+ val |= (CLIP(*u++) << 10) | (CLIP(*y++) << 20);
+ AV_WL32(dst, val);
+ dst += 4;
+
+ val = CLIP(*v++) | (CLIP(*y++) << 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;
}
- if (w < avctx->width - 3) {
- val |= (CLIP(*u++) << 10) | (CLIP(*y++) << 20);
- bytestream2_put_le32u(&p, val);
-
- val = CLIP(*v++) | (CLIP(*y++) << 10);
- bytestream2_put_le32u(&p, val);
+ } 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 = 12 * 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 * 32 * s->sample_factor_8;
+
+ for (; w < avctx->width - 5; w += 6) {
+ WRITE_PIXELS8(u, y, v);
+ WRITE_PIXELS8(y, u, y);
+ WRITE_PIXELS8(v, y, u);
+ WRITE_PIXELS8(y, v, y);
+ }
+ if (w < avctx->width - 1) {
+ WRITE_PIXELS8(u, y, v);
+
+ val = CLIP8(*y++) << 2;
+ if (w == avctx->width - 2) {
+ AV_WL32(dst, val);
+ dst += 4;
+ }
+ }
+ if (w < avctx->width - 3) {
+ val |= (CLIP8(*u++) << 12) | (CLIP8(*y++) << 22);
+ AV_WL32(dst, val);
+ dst += 4;
+
+ val = (CLIP8(*v++) << 2) | (CLIP8(*y++) << 12);
+ 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;
}
-
- bytestream2_set_buffer(&p, 0, 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;
}
- return bytestream2_tell_p(&p);
-}
-
-static av_cold int encode_close(AVCodecContext *avctx)
-{
- av_freep(&avctx->coded_frame);
-
+ pkt->flags |= AV_PKT_FLAG_KEY;
+ *got_packet = 1;
return 0;
}
AVCodec ff_v210_encoder = {
.name = "v210",
+ .long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:2:2 10-bit"),
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_V210,
+ .id = AV_CODEC_ID_V210,
+ .priv_data_size = sizeof(V210EncContext),
.init = encode_init,
- .encode = encode_frame,
- .close = encode_close,
- .pix_fmts = (const enum PixelFormat[]){PIX_FMT_YUV422P10, PIX_FMT_NONE},
- .long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:2:2 10-bit"),
+ .encode2 = encode_frame,
+ .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV422P, AV_PIX_FMT_NONE },
};
projects / ffmpeg / blobdiff