#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
-#include "dnxhddata.h"
-
-typedef struct {
- uint16_t mb;
- int value;
-} RCCMPEntry;
-
-typedef struct {
- int ssd;
- int bits;
-} RCEntry;
+#include "dnxhdenc.h"
int dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
-typedef struct DNXHDEncContext {
- MpegEncContext m; ///< Used for quantization dsp functions
-
- AVFrame frame;
- int cid;
- const CIDEntry *cid_table;
- uint8_t *msip; ///< Macroblock Scan Indices Payload
- uint32_t *slice_size;
-
- struct DNXHDEncContext *thread[MAX_THREADS];
-
- unsigned dct_y_offset;
- unsigned dct_uv_offset;
- int interlaced;
- int cur_field;
-
- DECLARE_ALIGNED_16(DCTELEM, blocks[8][64]);
-
- int (*qmatrix_c) [64];
- int (*qmatrix_l) [64];
- uint16_t (*qmatrix_l16)[2][64];
- uint16_t (*qmatrix_c16)[2][64];
-
- unsigned frame_bits;
- uint8_t *src[3];
-
- uint16_t *table_vlc_codes;
- uint8_t *table_vlc_bits;
- uint16_t *table_run_codes;
- uint8_t *table_run_bits;
-
- /** Rate control */
- unsigned slice_bits;
- unsigned qscale;
- unsigned lambda;
-
- unsigned thread_size;
-
- uint16_t *mb_bits;
- uint8_t *mb_qscale;
-
- RCCMPEntry *mb_cmp;
- RCEntry (*mb_rc)[8160];
-} DNXHDEncContext;
-
#define LAMBDA_FRAC_BITS 10
-static int dnxhd_init_vlc(DNXHDEncContext *ctx)
+static av_always_inline void dnxhd_get_pixels_8x4(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
{
int i;
+ for (i = 0; i < 4; i++) {
+ block[0] = pixels[0]; block[1] = pixels[1];
+ block[2] = pixels[2]; block[3] = pixels[3];
+ block[4] = pixels[4]; block[5] = pixels[5];
+ block[6] = pixels[6]; block[7] = pixels[7];
+ pixels += line_size;
+ block += 8;
+ }
+ memcpy(block , block- 8, sizeof(*block)*8);
+ memcpy(block+ 8, block-16, sizeof(*block)*8);
+ memcpy(block+16, block-24, sizeof(*block)*8);
+ memcpy(block+24, block-32, sizeof(*block)*8);
+}
- CHECKED_ALLOCZ(ctx->table_vlc_codes, 449*2);
- CHECKED_ALLOCZ(ctx->table_vlc_bits, 449);
- CHECKED_ALLOCZ(ctx->table_run_codes, 63*2);
- CHECKED_ALLOCZ(ctx->table_run_bits, 63);
-
- for (i = 0; i < 257; i++) {
- int level = ctx->cid_table->ac_level[i] +
- (ctx->cid_table->ac_run_flag[i] << 7) + (ctx->cid_table->ac_index_flag[i] << 8);
- assert(level < 449);
- if (ctx->cid_table->ac_level[i] == 64 && ctx->cid_table->ac_index_flag[i])
- level -= 64; // use 0+(1<<8) level
- ctx->table_vlc_codes[level] = ctx->cid_table->ac_codes[i];
- ctx->table_vlc_bits [level] = ctx->cid_table->ac_bits[i];
+static int dnxhd_init_vlc(DNXHDEncContext *ctx)
+{
+ int i, j, level, run;
+ int max_level = 1<<(ctx->cid_table->bit_depth+2);
+
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->vlc_codes, max_level*4*sizeof(*ctx->vlc_codes), fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->vlc_bits , max_level*4*sizeof(*ctx->vlc_bits ), fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->run_codes, 63*2 , fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->run_bits , 63 , fail);
+
+ ctx->vlc_codes += max_level*2;
+ ctx->vlc_bits += max_level*2;
+ for (level = -max_level; level < max_level; level++) {
+ for (run = 0; run < 2; run++) {
+ int index = (level<<1)|run;
+ int sign, offset = 0, alevel = level;
+
+ MASK_ABS(sign, alevel);
+ if (alevel > 64) {
+ offset = (alevel-1)>>6;
+ alevel -= offset<<6;
+ }
+ for (j = 0; j < 257; j++) {
+ if (ctx->cid_table->ac_level[j] == alevel &&
+ (!offset || (ctx->cid_table->ac_index_flag[j] && offset)) &&
+ (!run || (ctx->cid_table->ac_run_flag [j] && run))) {
+ assert(!ctx->vlc_codes[index]);
+ if (alevel) {
+ ctx->vlc_codes[index] = (ctx->cid_table->ac_codes[j]<<1)|(sign&1);
+ ctx->vlc_bits [index] = ctx->cid_table->ac_bits[j]+1;
+ } else {
+ ctx->vlc_codes[index] = ctx->cid_table->ac_codes[j];
+ ctx->vlc_bits [index] = ctx->cid_table->ac_bits [j];
+ }
+ break;
+ }
+ }
+ assert(!alevel || j < 257);
+ if (offset) {
+ ctx->vlc_codes[index] = (ctx->vlc_codes[index]<<ctx->cid_table->index_bits)|offset;
+ ctx->vlc_bits [index]+= ctx->cid_table->index_bits;
+ }
+ }
}
for (i = 0; i < 62; i++) {
int run = ctx->cid_table->run[i];
assert(run < 63);
- ctx->table_run_codes[run] = ctx->cid_table->run_codes[i];
- ctx->table_run_bits [run] = ctx->cid_table->run_bits[i];
+ ctx->run_codes[run] = ctx->cid_table->run_codes[i];
+ ctx->run_bits [run] = ctx->cid_table->run_bits[i];
}
return 0;
fail:
uint16_t weight_matrix[64] = {1,}; // convert_matrix needs uint16_t*
int qscale, i;
- CHECKED_ALLOCZ(ctx->qmatrix_l, (ctx->m.avctx->qmax+1) * 64 * sizeof(int));
- CHECKED_ALLOCZ(ctx->qmatrix_c, (ctx->m.avctx->qmax+1) * 64 * sizeof(int));
- CHECKED_ALLOCZ(ctx->qmatrix_l16, (ctx->m.avctx->qmax+1) * 64 * 2 * sizeof(uint16_t));
- CHECKED_ALLOCZ(ctx->qmatrix_c16, (ctx->m.avctx->qmax+1) * 64 * 2 * sizeof(uint16_t));
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->qmatrix_l, (ctx->m.avctx->qmax+1) * 64 * sizeof(int) , fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->qmatrix_c, (ctx->m.avctx->qmax+1) * 64 * sizeof(int) , fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->qmatrix_l16, (ctx->m.avctx->qmax+1) * 64 * 2 * sizeof(uint16_t), fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->qmatrix_c16, (ctx->m.avctx->qmax+1) * 64 * 2 * sizeof(uint16_t), fail);
for (i = 1; i < 64; i++) {
int j = ctx->m.dsp.idct_permutation[ff_zigzag_direct[i]];
static int dnxhd_init_rc(DNXHDEncContext *ctx)
{
- CHECKED_ALLOCZ(ctx->mb_rc, 8160*ctx->m.avctx->qmax*sizeof(RCEntry));
+ 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)
- CHECKED_ALLOCZ(ctx->mb_cmp, ctx->m.mb_num*sizeof(RCCMPEntry));
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->mb_cmp, ctx->m.mb_num*sizeof(RCCMPEntry), fail);
ctx->frame_bits = (ctx->cid_table->coding_unit_size - 640 - 4) * 8;
ctx->qscale = 1;
ctx->m.mb_intra = 1;
ctx->m.h263_aic = 1;
+ ctx->get_pixels_8x4_sym = dnxhd_get_pixels_8x4;
+
dsputil_init(&ctx->m.dsp, avctx);
ff_dct_common_init(&ctx->m);
+#if HAVE_MMX
+ ff_dnxhd_init_mmx(ctx);
+#endif
if (!ctx->m.dct_quantize)
ctx->m.dct_quantize = dct_quantize_c;
if (dnxhd_init_rc(ctx) < 0)
return -1;
- CHECKED_ALLOCZ(ctx->slice_size, ctx->m.mb_height*sizeof(uint32_t));
- CHECKED_ALLOCZ(ctx->mb_bits, ctx->m.mb_num *sizeof(uint16_t));
- CHECKED_ALLOCZ(ctx->mb_qscale, ctx->m.mb_num *sizeof(uint8_t));
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->slice_size, ctx->m.mb_height*sizeof(uint32_t), fail);
+ FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->slice_offs, ctx->m.mb_height*sizeof(uint32_t), fail);
+ 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 = FF_I_TYPE;
ctx->m.avctx->coded_frame = &ctx->frame;
- if (avctx->thread_count > MAX_THREADS || (avctx->thread_count > ctx->m.mb_height)) {
+ if (avctx->thread_count > MAX_THREADS) {
av_log(avctx, AV_LOG_ERROR, "too many threads\n");
return -1;
}
memcpy(ctx->thread[i], ctx, sizeof(DNXHDEncContext));
}
- for (i = 0; i < avctx->thread_count; i++) {
- ctx->thread[i]->m.start_mb_y = (ctx->m.mb_height*(i ) + avctx->thread_count/2) / avctx->thread_count;
- ctx->thread[i]->m.end_mb_y = (ctx->m.mb_height*(i+1) + avctx->thread_count/2) / avctx->thread_count;
- }
-
return 0;
- fail: //for CHECKED_ALLOCZ
+ fail: //for FF_ALLOCZ_OR_GOTO
return -1;
}
DNXHDEncContext *ctx = avctx->priv_data;
const uint8_t header_prefix[5] = { 0x00,0x00,0x02,0x80,0x01 };
+ memset(buf, 0, 640);
+
memcpy(buf, header_prefix, 5);
buf[5] = ctx->interlaced ? ctx->cur_field+2 : 0x01;
buf[6] = 0x80; // crc flag off
static av_always_inline void dnxhd_encode_block(DNXHDEncContext *ctx, DCTELEM *block, int last_index, int n)
{
int last_non_zero = 0;
- int offset = 0;
int slevel, i, j;
dnxhd_encode_dc(ctx, block[0] - ctx->m.last_dc[n]);
slevel = block[j];
if (slevel) {
int run_level = i - last_non_zero - 1;
- int sign;
- MASK_ABS(sign, slevel);
- if (slevel > 64) {
- offset = (slevel-1) >> 6;
- slevel = 256 | (slevel & 63); // level 64 is treated as 0
- }
+ int rlevel = (slevel<<1)|!!run_level;
+ put_bits(&ctx->m.pb, ctx->vlc_bits[rlevel], ctx->vlc_codes[rlevel]);
if (run_level)
- slevel |= 128;
- put_bits(&ctx->m.pb, ctx->table_vlc_bits[slevel]+1, (ctx->table_vlc_codes[slevel]<<1)|(sign&1));
- if (offset) {
- put_bits(&ctx->m.pb, 4, offset);
- offset = 0;
- }
- if (run_level)
- put_bits(&ctx->m.pb, ctx->table_run_bits[run_level], ctx->table_run_codes[run_level]);
+ put_bits(&ctx->m.pb, ctx->run_bits[run_level], ctx->run_codes[run_level]);
last_non_zero = i;
}
}
- put_bits(&ctx->m.pb, ctx->table_vlc_bits[0], ctx->table_vlc_codes[0]); // EOB
+ 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)
level = block[j];
if (level) {
int run_level = i - last_non_zero - 1;
- level = FFABS(level);
- if (level > 64) {
- level = 256 | (level & 63); // level 64 is treated as 0
- bits += 4;
- }
- level |= (!!run_level)<<7;
- bits += ctx->table_vlc_bits[level]+1 + ctx->table_run_bits[run_level];
+ bits += ctx->vlc_bits[(level<<1)|!!run_level]+ctx->run_bits[run_level];
last_non_zero = i;
}
}
return bits;
}
-static av_always_inline void dnxhd_get_pixels_4x8(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
-{
- int i;
- for (i = 0; i < 4; i++) {
- block[0] = pixels[0];
- block[1] = pixels[1];
- block[2] = pixels[2];
- block[3] = pixels[3];
- block[4] = pixels[4];
- block[5] = pixels[5];
- block[6] = pixels[6];
- block[7] = pixels[7];
- pixels += line_size;
- block += 8;
- }
- memcpy(block , block- 8, sizeof(*block)*8);
- memcpy(block+ 8, block-16, sizeof(*block)*8);
- memcpy(block+16, block-24, sizeof(*block)*8);
- memcpy(block+24, block-32, sizeof(*block)*8);
-}
-
static av_always_inline void dnxhd_get_blocks(DNXHDEncContext *ctx, int mb_x, int mb_y)
{
const uint8_t *ptr_y = ctx->thread[0]->src[0] + ((mb_y << 4) * ctx->m.linesize) + (mb_x << 4);
if (mb_y+1 == ctx->m.mb_height && ctx->m.avctx->height == 1080) {
if (ctx->interlaced) {
- dnxhd_get_pixels_4x8(ctx->blocks[4], ptr_y + ctx->dct_y_offset , ctx->m.linesize);
- dnxhd_get_pixels_4x8(ctx->blocks[5], ptr_y + ctx->dct_y_offset + 8, ctx->m.linesize);
- dnxhd_get_pixels_4x8(ctx->blocks[6], ptr_u + ctx->dct_uv_offset , ctx->m.uvlinesize);
- dnxhd_get_pixels_4x8(ctx->blocks[7], ptr_v + ctx->dct_uv_offset , ctx->m.uvlinesize);
- } else
- memset(ctx->blocks[4], 0, 4*64*sizeof(DCTELEM));
+ ctx->get_pixels_8x4_sym(ctx->blocks[4], ptr_y + ctx->dct_y_offset , ctx->m.linesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[5], ptr_y + ctx->dct_y_offset + 8, ctx->m.linesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[6], ptr_u + ctx->dct_uv_offset , ctx->m.uvlinesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[7], ptr_v + ctx->dct_uv_offset , ctx->m.uvlinesize);
+ } else {
+ dsp->clear_block(ctx->blocks[4]); dsp->clear_block(ctx->blocks[5]);
+ dsp->clear_block(ctx->blocks[6]); dsp->clear_block(ctx->blocks[7]);
+ }
} else {
dsp->get_pixels(ctx->blocks[4], ptr_y + ctx->dct_y_offset , ctx->m.linesize);
dsp->get_pixels(ctx->blocks[5], ptr_y + ctx->dct_y_offset + 8, ctx->m.linesize);
}
}
-static int dnxhd_calc_bits_thread(AVCodecContext *avctx, void *arg)
+static int dnxhd_calc_bits_thread(AVCodecContext *avctx, void *arg, int jobnr, int threadnr)
{
- DNXHDEncContext *ctx = arg;
- int mb_y, mb_x;
- int qscale = ctx->thread[0]->qscale;
-
- for (mb_y = ctx->m.start_mb_y; mb_y < ctx->m.end_mb_y; mb_y++) {
- ctx->m.last_dc[0] =
- ctx->m.last_dc[1] =
- ctx->m.last_dc[2] = 1024;
-
- for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
- unsigned mb = mb_y * ctx->m.mb_width + mb_x;
- int ssd = 0;
- int ac_bits = 0;
- int dc_bits = 0;
- int i;
-
- dnxhd_get_blocks(ctx, mb_x, mb_y);
-
- for (i = 0; i < 8; i++) {
- DECLARE_ALIGNED_16(DCTELEM, block[64]);
- DCTELEM *src_block = ctx->blocks[i];
- int overflow, nbits, diff, last_index;
- int n = dnxhd_switch_matrix(ctx, i);
-
- memcpy(block, src_block, sizeof(block));
- last_index = ctx->m.dct_quantize((MpegEncContext*)ctx, block, i, qscale, &overflow);
- ac_bits += dnxhd_calc_ac_bits(ctx, block, last_index);
-
- diff = block[0] - ctx->m.last_dc[n];
- if (diff < 0) nbits = av_log2_16bit(-2*diff);
- else nbits = av_log2_16bit( 2*diff);
- dc_bits += ctx->cid_table->dc_bits[nbits] + nbits;
-
- ctx->m.last_dc[n] = block[0];
-
- if (avctx->mb_decision == FF_MB_DECISION_RD || !RC_VARIANCE) {
- dnxhd_unquantize_c(ctx, block, i, qscale, last_index);
- ctx->m.dsp.idct(block);
- ssd += dnxhd_ssd_block(block, src_block);
- }
+ DNXHDEncContext *ctx = avctx->priv_data;
+ int mb_y = jobnr, mb_x;
+ int qscale = ctx->qscale;
+ LOCAL_ALIGNED_16(DCTELEM, block, [64]);
+ ctx = ctx->thread[threadnr];
+
+ ctx->m.last_dc[0] =
+ ctx->m.last_dc[1] =
+ ctx->m.last_dc[2] = 1024;
+
+ for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
+ unsigned mb = mb_y * ctx->m.mb_width + mb_x;
+ int ssd = 0;
+ int ac_bits = 0;
+ int dc_bits = 0;
+ int i;
+
+ dnxhd_get_blocks(ctx, mb_x, mb_y);
+
+ for (i = 0; i < 8; i++) {
+ DCTELEM *src_block = ctx->blocks[i];
+ int overflow, nbits, diff, last_index;
+ int n = dnxhd_switch_matrix(ctx, i);
+
+ memcpy(block, src_block, 64*sizeof(*block));
+ last_index = ctx->m.dct_quantize((MpegEncContext*)ctx, block, i, qscale, &overflow);
+ ac_bits += dnxhd_calc_ac_bits(ctx, block, last_index);
+
+ diff = block[0] - ctx->m.last_dc[n];
+ if (diff < 0) nbits = av_log2_16bit(-2*diff);
+ else nbits = av_log2_16bit( 2*diff);
+ dc_bits += ctx->cid_table->dc_bits[nbits] + nbits;
+
+ ctx->m.last_dc[n] = block[0];
+
+ if (avctx->mb_decision == FF_MB_DECISION_RD || !RC_VARIANCE) {
+ dnxhd_unquantize_c(ctx, block, i, qscale, last_index);
+ ctx->m.dsp.idct(block);
+ ssd += dnxhd_ssd_block(block, src_block);
}
- ctx->mb_rc[qscale][mb].ssd = ssd;
- ctx->mb_rc[qscale][mb].bits = ac_bits+dc_bits+12+8*ctx->table_vlc_bits[0];
}
+ ctx->mb_rc[qscale][mb].ssd = ssd;
+ ctx->mb_rc[qscale][mb].bits = ac_bits+dc_bits+12+8*ctx->vlc_bits[0];
}
return 0;
}
-static int dnxhd_encode_thread(AVCodecContext *avctx, void *arg)
+static int dnxhd_encode_thread(AVCodecContext *avctx, void *arg, int jobnr, int threadnr)
{
- DNXHDEncContext *ctx = arg;
- int mb_y, mb_x;
-
- for (mb_y = ctx->m.start_mb_y; mb_y < ctx->m.end_mb_y; mb_y++) {
- ctx->m.last_dc[0] =
- ctx->m.last_dc[1] =
- ctx->m.last_dc[2] = 1024;
- for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
- unsigned mb = mb_y * ctx->m.mb_width + mb_x;
- int qscale = ctx->mb_qscale[mb];
- int i;
-
- put_bits(&ctx->m.pb, 12, qscale<<1);
-
- 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((MpegEncContext*)ctx, block, i, qscale, &overflow);
- dnxhd_encode_block(ctx, block, last_index, n);
- }
+ DNXHDEncContext *ctx = avctx->priv_data;
+ int mb_y = jobnr, mb_x;
+ ctx = ctx->thread[threadnr];
+ init_put_bits(&ctx->m.pb, (uint8_t *)arg + 640 + ctx->slice_offs[jobnr], ctx->slice_size[jobnr]);
+
+ ctx->m.last_dc[0] =
+ ctx->m.last_dc[1] =
+ ctx->m.last_dc[2] = 1024;
+ for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
+ unsigned mb = mb_y * ctx->m.mb_width + mb_x;
+ int qscale = ctx->mb_qscale[mb];
+ int i;
+
+ put_bits(&ctx->m.pb, 12, qscale<<1);
+
+ 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((MpegEncContext*)ctx, block, i, qscale, &overflow);
+ //START_TIMER;
+ dnxhd_encode_block(ctx, block, last_index, n);
+ //STOP_TIMER("encode_block");
}
- if (put_bits_count(&ctx->m.pb)&31)
- put_bits(&ctx->m.pb, 32-(put_bits_count(&ctx->m.pb)&31), 0);
}
+ if (put_bits_count(&ctx->m.pb)&31)
+ put_bits(&ctx->m.pb, 32-(put_bits_count(&ctx->m.pb)&31), 0);
flush_put_bits(&ctx->m.pb);
return 0;
}
-static void dnxhd_setup_threads_slices(DNXHDEncContext *ctx, uint8_t *buf)
+static void dnxhd_setup_threads_slices(DNXHDEncContext *ctx)
{
int mb_y, mb_x;
- int i, offset = 0;
- for (i = 0; i < ctx->m.avctx->thread_count; i++) {
- int thread_size = 0;
- for (mb_y = ctx->thread[i]->m.start_mb_y; mb_y < ctx->thread[i]->m.end_mb_y; mb_y++) {
+ int offset = 0;
+ for (mb_y = 0; mb_y < ctx->m.mb_height; mb_y++) {
+ int thread_size;
+ ctx->slice_offs[mb_y] = offset;
ctx->slice_size[mb_y] = 0;
for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
unsigned mb = mb_y * ctx->m.mb_width + mb_x;
}
ctx->slice_size[mb_y] = (ctx->slice_size[mb_y]+31)&~31;
ctx->slice_size[mb_y] >>= 3;
- thread_size += ctx->slice_size[mb_y];
- }
- init_put_bits(&ctx->thread[i]->m.pb, buf + 640 + offset, thread_size);
+ thread_size = ctx->slice_size[mb_y];
offset += thread_size;
}
}
-static int dnxhd_mb_var_thread(AVCodecContext *avctx, void *arg)
+static int dnxhd_mb_var_thread(AVCodecContext *avctx, void *arg, int jobnr, int threadnr)
{
- DNXHDEncContext *ctx = arg;
- int mb_y, mb_x;
- for (mb_y = ctx->m.start_mb_y; mb_y < ctx->m.end_mb_y; mb_y++) {
- for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
- unsigned mb = mb_y * ctx->m.mb_width + mb_x;
- uint8_t *pix = ctx->thread[0]->src[0] + ((mb_y<<4) * ctx->m.linesize) + (mb_x<<4);
- 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;
- ctx->mb_cmp[mb].value = varc;
- ctx->mb_cmp[mb].mb = mb;
- }
+ DNXHDEncContext *ctx = avctx->priv_data;
+ int mb_y = jobnr, mb_x;
+ ctx = ctx->thread[threadnr];
+ for (mb_x = 0; mb_x < ctx->m.mb_width; mb_x++) {
+ unsigned mb = mb_y * ctx->m.mb_width + mb_x;
+ uint8_t *pix = ctx->thread[0]->src[0] + ((mb_y<<4) * ctx->m.linesize) + (mb_x<<4);
+ 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;
+ ctx->mb_cmp[mb].value = varc;
+ ctx->mb_cmp[mb].mb = mb;
}
return 0;
}
for (q = 1; q < avctx->qmax; q++) {
ctx->qscale = q;
- avctx->execute(avctx, dnxhd_calc_bits_thread, (void**)&ctx->thread[0], NULL, avctx->thread_count);
+ avctx->execute2(avctx, dnxhd_calc_bits_thread, NULL, NULL, ctx->m.mb_height);
}
up_step = down_step = 2<<LAMBDA_FRAC_BITS;
lambda = ctx->lambda;
last_higher = FFMAX(lambda, last_higher);
if (last_lower != INT_MAX)
lambda = (lambda+last_lower)>>1;
+ else if ((int64_t)lambda + up_step > INT_MAX)
+ return -1;
else
lambda += up_step;
- up_step *= 5;
+ up_step = FFMIN((int64_t)up_step*5, INT_MAX);
down_step = 1<<LAMBDA_FRAC_BITS;
}
}
bits = 0;
ctx->qscale = qscale;
// XXX avoid recalculating bits
- ctx->m.avctx->execute(ctx->m.avctx, dnxhd_calc_bits_thread, (void**)&ctx->thread[0], NULL, ctx->m.avctx->thread_count);
+ ctx->m.avctx->execute2(ctx->m.avctx, dnxhd_calc_bits_thread, NULL, NULL, ctx->m.mb_height);
for (y = 0; y < ctx->m.mb_height; y++) {
for (x = 0; x < ctx->m.mb_width; x++)
bits += ctx->mb_rc[qscale][y*ctx->m.mb_width+x].bits;
return 0;
}
-static int dnxhd_rc_cmp(const void *a, const void *b)
+#define BUCKET_BITS 8
+#define RADIX_PASSES 4
+#define NBUCKETS (1 << BUCKET_BITS)
+
+static inline int get_bucket(int value, int shift)
+{
+ value >>= shift;
+ value &= NBUCKETS - 1;
+ return NBUCKETS - 1 - value;
+}
+
+static void radix_count(const RCCMPEntry *data, int size, int buckets[RADIX_PASSES][NBUCKETS])
+{
+ int i, j;
+ memset(buckets, 0, sizeof(buckets[0][0]) * RADIX_PASSES * NBUCKETS);
+ for (i = 0; i < size; i++) {
+ int v = data[i].value;
+ for (j = 0; j < RADIX_PASSES; j++) {
+ buckets[j][get_bucket(v, 0)]++;
+ v >>= BUCKET_BITS;
+ }
+ assert(!v);
+ }
+ for (j = 0; j < RADIX_PASSES; j++) {
+ int offset = size;
+ for (i = NBUCKETS - 1; i >= 0; i--)
+ buckets[j][i] = offset -= buckets[j][i];
+ assert(!buckets[j][0]);
+ }
+}
+
+static void radix_sort_pass(RCCMPEntry *dst, const RCCMPEntry *data, int size, int buckets[NBUCKETS], int pass)
{
- return ((RCCMPEntry *)b)->value - ((RCCMPEntry *)a)->value;
+ int shift = pass * BUCKET_BITS;
+ int i;
+ for (i = 0; i < size; i++) {
+ int v = get_bucket(data[i].value, shift);
+ int pos = buckets[v]++;
+ dst[pos] = data[i];
+ }
+}
+
+static void radix_sort(RCCMPEntry *data, int size)
+{
+ int buckets[RADIX_PASSES][NBUCKETS];
+ RCCMPEntry *tmp = av_malloc(sizeof(*tmp) * size);
+ radix_count(data, size, buckets);
+ radix_sort_pass(tmp, data, size, buckets[0], 0);
+ radix_sort_pass(data, tmp, size, buckets[1], 1);
+ if (buckets[2][NBUCKETS - 1] || buckets[3][NBUCKETS - 1]) {
+ radix_sort_pass(tmp, data, size, buckets[2], 2);
+ radix_sort_pass(data, tmp, size, buckets[3], 3);
+ }
+ av_free(tmp);
}
static int dnxhd_encode_fast(AVCodecContext *avctx, DNXHDEncContext *ctx)
}
if (!ret) {
if (RC_VARIANCE)
- avctx->execute(avctx, dnxhd_mb_var_thread, (void**)&ctx->thread[0], NULL, avctx->thread_count);
- qsort(ctx->mb_cmp, ctx->m.mb_num, sizeof(RCEntry), dnxhd_rc_cmp);
+ avctx->execute2(avctx, dnxhd_mb_var_thread, NULL, NULL, ctx->m.mb_height);
+ radix_sort(ctx->mb_cmp, ctx->m.mb_num);
for (x = 0; x < ctx->m.mb_num && max_bits > ctx->frame_bits; x++) {
int mb = ctx->mb_cmp[x].mb;
max_bits -= ctx->mb_rc[ctx->qscale][mb].bits - ctx->mb_rc[ctx->qscale+1][mb].bits;
return 0;
}
-static void dnxhd_load_picture(DNXHDEncContext *ctx, AVFrame *frame)
+static void dnxhd_load_picture(DNXHDEncContext *ctx, const AVFrame *frame)
{
int i;
else
ret = dnxhd_encode_fast(avctx, ctx);
if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "picture could not fit ratecontrol constraints\n");
+ av_log(avctx, AV_LOG_ERROR,
+ "picture could not fit ratecontrol constraints, increase qmax\n");
return -1;
}
- dnxhd_setup_threads_slices(ctx, buf);
+ dnxhd_setup_threads_slices(ctx);
offset = 0;
for (i = 0; i < ctx->m.mb_height; i++) {
assert(!(ctx->slice_size[i] & 3));
}
- avctx->execute(avctx, dnxhd_encode_thread, (void**)&ctx->thread[0], NULL, avctx->thread_count);
+ avctx->execute2(avctx, dnxhd_encode_thread, buf, NULL, ctx->m.mb_height);
+
+ assert(640 + offset + 4 <= ctx->cid_table->coding_unit_size);
+ memset(buf + 640 + offset, 0, ctx->cid_table->coding_unit_size - 4 - offset - 640);
AV_WB32(buf + ctx->cid_table->coding_unit_size - 4, 0x600DC0DE); // EOF
goto encode_coding_unit;
}
+ ctx->frame.quality = ctx->qscale*FF_QP2LAMBDA;
+
return ctx->cid_table->frame_size;
}
static int dnxhd_encode_end(AVCodecContext *avctx)
{
DNXHDEncContext *ctx = avctx->priv_data;
+ int max_level = 1<<(ctx->cid_table->bit_depth+2);
int i;
- av_freep(&ctx->table_vlc_codes);
- av_freep(&ctx->table_vlc_bits);
- av_freep(&ctx->table_run_codes);
- av_freep(&ctx->table_run_bits);
+ av_free(ctx->vlc_codes-max_level*2);
+ av_free(ctx->vlc_bits -max_level*2);
+ av_freep(&ctx->run_codes);
+ av_freep(&ctx->run_bits);
av_freep(&ctx->mb_bits);
av_freep(&ctx->mb_qscale);
av_freep(&ctx->mb_rc);
av_freep(&ctx->mb_cmp);
av_freep(&ctx->slice_size);
+ av_freep(&ctx->slice_offs);
av_freep(&ctx->qmatrix_c);
av_freep(&ctx->qmatrix_l);
AVCodec dnxhd_encoder = {
"dnxhd",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_DNXHD,
sizeof(DNXHDEncContext),
dnxhd_encode_init,
dnxhd_encode_picture,
dnxhd_encode_end,
- .pix_fmts = (enum PixelFormat[]){PIX_FMT_YUV422P, -1},
+ .pix_fmts = (const enum PixelFormat[]){PIX_FMT_YUV422P, PIX_FMT_NONE},
+ .long_name = NULL_IF_CONFIG_SMALL("VC3/DNxHD"),
};
projects / ffmpeg / blobdiff