* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-//#define DEBUG
#define RC_VARIANCE 1 // use variance or ssd for fast rc
+#include "libavutil/attributes.h"
+#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "dsputil.h"
+#include "internal.h"
#include "mpegvideo.h"
-#include "mpegvideo_common.h"
#include "dnxhdenc.h"
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
#define DNX10BIT_QMAT_SHIFT 18 // The largest value that will not lead to overflow for 10bit samples.
static const AVOption options[]={
- {"nitris_compat", "encode with Avid Nitris compatibility", offsetof(DNXHDEncContext, nitris_compat), FF_OPT_TYPE_INT, {.dbl = 0}, 0, 1, VE},
+ {"nitris_compat", "encode with Avid Nitris compatibility", offsetof(DNXHDEncContext, nitris_compat), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, VE},
{NULL}
};
static const AVClass class = { "dnxhd", av_default_item_name, options, LIBAVUTIL_VERSION_INT };
#define LAMBDA_FRAC_BITS 10
-static void dnxhd_8bit_get_pixels_8x4_sym(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
+static void dnxhd_8bit_get_pixels_8x4_sym(int16_t *restrict block, const uint8_t *pixels, int line_size)
{
int i;
for (i = 0; i < 4; i++) {
memcpy(block + 24, block - 32, sizeof(*block) * 8);
}
-static av_always_inline void dnxhd_10bit_get_pixels_8x4_sym(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
+static av_always_inline void dnxhd_10bit_get_pixels_8x4_sym(int16_t *restrict block, const uint8_t *pixels, int line_size)
{
int i;
}
}
-static int dnxhd_10bit_dct_quantize(MpegEncContext *ctx, DCTELEM *block,
+static int dnxhd_10bit_dct_quantize(MpegEncContext *ctx, int16_t *block,
int n, int qscale, int *overflow)
{
const uint8_t *scantable= ctx->intra_scantable.scantable;
return last_non_zero;
}
-static int dnxhd_init_vlc(DNXHDEncContext *ctx)
+static av_cold int dnxhd_init_vlc(DNXHDEncContext *ctx)
{
int i, j, level, run;
int max_level = 1<<(ctx->cid_table->bit_depth+2);
return -1;
}
-static int dnxhd_init_qmat(DNXHDEncContext *ctx, int lbias, int cbias)
+static av_cold int dnxhd_init_qmat(DNXHDEncContext *ctx, int lbias, int cbias)
{
// init first elem to 1 to avoid div by 0 in convert_matrix
uint16_t weight_matrix[64] = {1,}; // convert_matrix needs uint16_t*
return -1;
}
-static int dnxhd_init_rc(DNXHDEncContext *ctx)
+static av_cold int dnxhd_init_rc(DNXHDEncContext *ctx)
{
FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->mb_rc, 8160*ctx->m.avctx->qmax*sizeof(RCEntry), fail);
if (ctx->m.avctx->mb_decision != FF_MB_DECISION_RD)
return -1;
}
-static int dnxhd_encode_init(AVCodecContext *avctx)
+static av_cold int dnxhd_encode_init(AVCodecContext *avctx)
{
DNXHDEncContext *ctx = avctx->priv_data;
int i, index, bit_depth;
switch (avctx->pix_fmt) {
- case PIX_FMT_YUV422P:
+ case AV_PIX_FMT_YUV422P:
bit_depth = 8;
break;
- case PIX_FMT_YUV422P10:
+ case AV_PIX_FMT_YUV422P10:
bit_depth = 10;
break;
default:
avctx->bits_per_raw_sample = ctx->cid_table->bit_depth;
- dsputil_init(&ctx->m.dsp, avctx);
+ ff_dsputil_init(&ctx->m.dsp, avctx);
ff_dct_common_init(&ctx->m);
if (!ctx->m.dct_quantize)
- ctx->m.dct_quantize = dct_quantize_c;
+ ctx->m.dct_quantize = ff_dct_quantize_c;
if (ctx->cid_table->bit_depth == 10) {
ctx->m.dct_quantize = dnxhd_10bit_dct_quantize;
ctx->block_width_l2 = 3;
}
-#if HAVE_MMX
- ff_dnxhd_init_mmx(ctx);
-#endif
+ if (ARCH_X86)
+ ff_dnxhdenc_init_x86(ctx);
ctx->m.mb_height = (avctx->height + 15) / 16;
ctx->m.mb_width = (avctx->width + 15) / 16;
FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->mb_bits, ctx->m.mb_num *sizeof(uint16_t), fail);
FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->mb_qscale, ctx->m.mb_num *sizeof(uint8_t), fail);
- ctx->frame.key_frame = 1;
- ctx->frame.pict_type = AV_PICTURE_TYPE_I;
- ctx->m.avctx->coded_frame = &ctx->frame;
+ avctx->coded_frame = av_frame_alloc();
+ if (!avctx->coded_frame)
+ return AVERROR(ENOMEM);
+
+ avctx->coded_frame->key_frame = 1;
+ avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
if (avctx->thread_count > MAX_THREADS) {
av_log(avctx, AV_LOG_ERROR, "too many threads\n");
(ctx->cid_table->dc_codes[nbits]<<nbits) + (diff & ((1 << nbits) - 1)));
}
-static av_always_inline void dnxhd_encode_block(DNXHDEncContext *ctx, DCTELEM *block, int last_index, int n)
+static av_always_inline void dnxhd_encode_block(DNXHDEncContext *ctx, int16_t *block, int last_index, int n)
{
int last_non_zero = 0;
int slevel, i, j;
put_bits(&ctx->m.pb, ctx->vlc_bits[0], ctx->vlc_codes[0]); // EOB
}
-static av_always_inline void dnxhd_unquantize_c(DNXHDEncContext *ctx, DCTELEM *block, int n, int qscale, int last_index)
+static av_always_inline void dnxhd_unquantize_c(DNXHDEncContext *ctx, int16_t *block, int n, int qscale, int last_index)
{
const uint8_t *weight_matrix;
int level;
}
}
-static av_always_inline int dnxhd_ssd_block(DCTELEM *qblock, DCTELEM *block)
+static av_always_inline int dnxhd_ssd_block(int16_t *qblock, int16_t *block)
{
int score = 0;
int i;
return score;
}
-static av_always_inline int dnxhd_calc_ac_bits(DNXHDEncContext *ctx, DCTELEM *block, int last_index)
+static av_always_inline int dnxhd_calc_ac_bits(DNXHDEncContext *ctx, int16_t *block, int last_index)
{
int last_non_zero = 0;
int bits = 0;
DNXHDEncContext *ctx = avctx->priv_data;
int mb_y = jobnr, mb_x;
int qscale = ctx->qscale;
- LOCAL_ALIGNED_16(DCTELEM, block, [64]);
+ LOCAL_ALIGNED_16(int16_t, block, [64]);
ctx = ctx->thread[threadnr];
ctx->m.last_dc[0] =
dnxhd_get_blocks(ctx, mb_x, mb_y);
for (i = 0; i < 8; i++) {
- DCTELEM *src_block = ctx->blocks[i];
+ int16_t *src_block = ctx->blocks[i];
int overflow, nbits, diff, last_index;
int n = dnxhd_switch_matrix(ctx, i);
dnxhd_get_blocks(ctx, mb_x, mb_y);
for (i = 0; i < 8; i++) {
- DCTELEM *block = ctx->blocks[i];
- int last_index, overflow;
- int n = dnxhd_switch_matrix(ctx, i);
- last_index = ctx->m.dct_quantize(&ctx->m, block, i, qscale, &overflow);
+ int16_t *block = ctx->blocks[i];
+ int overflow, n = dnxhd_switch_matrix(ctx, i);
+ int last_index = ctx->m.dct_quantize(&ctx->m, block, i,
+ qscale, &overflow);
//START_TIMER;
dnxhd_encode_block(ctx, block, last_index, n);
//STOP_TIMER("encode_block");
static int dnxhd_mb_var_thread(AVCodecContext *avctx, void *arg, int jobnr, int threadnr)
{
DNXHDEncContext *ctx = avctx->priv_data;
- int mb_y = jobnr, mb_x;
+ int mb_y = jobnr, mb_x, x, y;
+ int partial_last_row = (mb_y == ctx->m.mb_height - 1) &&
+ ((avctx->height >> ctx->interlaced) & 0xF);
+
ctx = ctx->thread[threadnr];
if (ctx->cid_table->bit_depth == 8) {
uint8_t *pix = ctx->thread[0]->src[0] + ((mb_y<<4) * ctx->m.linesize);
for (mb_x = 0; mb_x < ctx->m.mb_width; ++mb_x, pix += 16) {
unsigned mb = mb_y * ctx->m.mb_width + mb_x;
- int sum = ctx->m.dsp.pix_sum(pix, ctx->m.linesize);
- int varc = (ctx->m.dsp.pix_norm1(pix, ctx->m.linesize) - (((unsigned)(sum*sum))>>8)+128)>>8;
+ int sum;
+ int varc;
+
+ if (!partial_last_row && mb_x * 16 <= avctx->width - 16) {
+ sum = ctx->m.dsp.pix_sum(pix, ctx->m.linesize);
+ varc = ctx->m.dsp.pix_norm1(pix, ctx->m.linesize);
+ } else {
+ int bw = FFMIN(avctx->width - 16 * mb_x, 16);
+ int bh = FFMIN((avctx->height >> ctx->interlaced) - 16 * mb_y, 16);
+ sum = varc = 0;
+ for (y = 0; y < bh; y++) {
+ for (x = 0; x < bw; x++) {
+ uint8_t val = pix[x + y * ctx->m.linesize];
+ sum += val;
+ varc += val * val;
+ }
+ }
+ }
+ varc = (varc - (((unsigned)sum * sum) >> 8) + 128) >> 8;
+
ctx->mb_cmp[mb].value = varc;
ctx->mb_cmp[mb].mb = mb;
}
int qscale = 1;
int mb = y*ctx->m.mb_width+x;
for (q = 1; q < avctx->qmax; q++) {
- unsigned score = ctx->mb_rc[q][mb].bits*lambda+(ctx->mb_rc[q][mb].ssd<<LAMBDA_FRAC_BITS);
+ unsigned score = ctx->mb_rc[q][mb].bits*lambda+
+ ((unsigned)ctx->mb_rc[q][mb].ssd<<LAMBDA_FRAC_BITS);
if (score < min) {
min = score;
qscale = q;
lambda = (lambda+last_higher)>>1;
else
lambda -= down_step;
- down_step *= 5; // XXX tune ?
+ down_step = FFMIN((int64_t)down_step*5, INT_MAX);
up_step = 1<<LAMBDA_FRAC_BITS;
lambda = FFMAX(1, lambda);
if (lambda == last_lower)
{
int i;
- for (i = 0; i < 3; i++) {
- ctx->frame.data[i] = frame->data[i];
- ctx->frame.linesize[i] = frame->linesize[i];
- }
-
for (i = 0; i < ctx->m.avctx->thread_count; i++) {
- ctx->thread[i]->m.linesize = ctx->frame.linesize[0]<<ctx->interlaced;
- ctx->thread[i]->m.uvlinesize = ctx->frame.linesize[1]<<ctx->interlaced;
+ ctx->thread[i]->m.linesize = frame->linesize[0] << ctx->interlaced;
+ ctx->thread[i]->m.uvlinesize = frame->linesize[1] << ctx->interlaced;
ctx->thread[i]->dct_y_offset = ctx->m.linesize *8;
ctx->thread[i]->dct_uv_offset = ctx->m.uvlinesize*8;
}
- ctx->frame.interlaced_frame = frame->interlaced_frame;
+ ctx->m.avctx->coded_frame->interlaced_frame = frame->interlaced_frame;
ctx->cur_field = frame->interlaced_frame && !frame->top_field_first;
}
-static int dnxhd_encode_picture(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data)
+static int dnxhd_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
+ const AVFrame *frame, int *got_packet)
{
DNXHDEncContext *ctx = avctx->priv_data;
int first_field = 1;
int offset, i, ret;
+ uint8_t *buf;
- if (buf_size < ctx->cid_table->frame_size) {
+ if ((ret = ff_alloc_packet(pkt, ctx->cid_table->frame_size)) < 0) {
av_log(avctx, AV_LOG_ERROR, "output buffer is too small to compress picture\n");
- return -1;
+ return ret;
}
+ buf = pkt->data;
- dnxhd_load_picture(ctx, data);
+ dnxhd_load_picture(ctx, frame);
encode_coding_unit:
for (i = 0; i < 3; i++) {
- ctx->src[i] = ctx->frame.data[i];
+ ctx->src[i] = frame->data[i];
if (ctx->interlaced && ctx->cur_field)
- ctx->src[i] += ctx->frame.linesize[i];
+ ctx->src[i] += frame->linesize[i];
}
dnxhd_write_header(avctx, buf);
first_field = 0;
ctx->cur_field ^= 1;
buf += ctx->cid_table->coding_unit_size;
- buf_size -= ctx->cid_table->coding_unit_size;
goto encode_coding_unit;
}
- ctx->frame.quality = ctx->qscale*FF_QP2LAMBDA;
+ avctx->coded_frame->quality = ctx->qscale * FF_QP2LAMBDA;
- return ctx->cid_table->frame_size;
+ pkt->flags |= AV_PKT_FLAG_KEY;
+ *got_packet = 1;
+ return 0;
}
-static int dnxhd_encode_end(AVCodecContext *avctx)
+static av_cold int dnxhd_encode_end(AVCodecContext *avctx)
{
DNXHDEncContext *ctx = avctx->priv_data;
int max_level = 1<<(ctx->cid_table->bit_depth+2);
for (i = 1; i < avctx->thread_count; i++)
av_freep(&ctx->thread[i]);
+ av_frame_free(&avctx->coded_frame);
+
return 0;
}
AVCodec ff_dnxhd_encoder = {
.name = "dnxhd",
+ .long_name = NULL_IF_CONFIG_SMALL("VC3/DNxHD"),
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_DNXHD,
+ .id = AV_CODEC_ID_DNXHD,
.priv_data_size = sizeof(DNXHDEncContext),
.init = dnxhd_encode_init,
- .encode = dnxhd_encode_picture,
+ .encode2 = dnxhd_encode_picture,
.close = dnxhd_encode_end,
- .capabilities = CODEC_CAP_SLICE_THREADS,
- .pix_fmts = (const enum PixelFormat[]){PIX_FMT_YUV422P, PIX_FMT_YUV422P10, PIX_FMT_NONE},
- .long_name = NULL_IF_CONFIG_SMALL("VC3/DNxHD"),
- .priv_class = &class,
+ .capabilities = CODEC_CAP_SLICE_THREADS,
+ .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV422P,
+ AV_PIX_FMT_YUV422P10,
+ AV_PIX_FMT_NONE },
+ .priv_class = &class,
};
projects / ffmpeg / blobdiff