summaryrefslogtreecommitdiff
path: root/libavcodec/proresenc_anatoliy.c
diff options
context:
space:
mode:
Diffstat (limited to 'libavcodec/proresenc_anatoliy.c')
-rw-r--r--libavcodec/proresenc_anatoliy.c626
1 files changed, 626 insertions, 0 deletions
diff --git a/libavcodec/proresenc_anatoliy.c b/libavcodec/proresenc_anatoliy.c
new file mode 100644
index 0000000000..ccd0392ca6
--- /dev/null
+++ b/libavcodec/proresenc_anatoliy.c
@@ -0,0 +1,626 @@
+/*
+ * Apple ProRes encoder
+ *
+ * Copyright (c) 2011 Anatoliy Wasserman
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * Apple ProRes encoder (Anatoliy Wasserman version)
+ * Known FOURCCs: 'apch' (HQ), 'apcn' (SD), 'apcs' (LT), 'acpo' (Proxy)
+ */
+
+#include "avcodec.h"
+#include "dct.h"
+#include "internal.h"
+#include "put_bits.h"
+#include "bytestream.h"
+#include "dsputil.h"
+
+#define DEFAULT_SLICE_MB_WIDTH 8
+
+#define FF_PROFILE_PRORES_PROXY 0
+#define FF_PROFILE_PRORES_LT 1
+#define FF_PROFILE_PRORES_STANDARD 2
+#define FF_PROFILE_PRORES_HQ 3
+
+static const AVProfile profiles[] = {
+ { FF_PROFILE_PRORES_PROXY, "apco"},
+ { FF_PROFILE_PRORES_LT, "apcs"},
+ { FF_PROFILE_PRORES_STANDARD, "apcn"},
+ { FF_PROFILE_PRORES_HQ, "apch"},
+ { FF_PROFILE_UNKNOWN }
+};
+
+static const int qp_start_table[4] = { 4, 1, 1, 1 };
+static const int qp_end_table[4] = { 8, 9, 6, 6 };
+static const int bitrate_table[5] = { 1000, 2100, 3500, 5400 };
+
+static const uint8_t progressive_scan[64] = {
+ 0, 1, 8, 9, 2, 3, 10, 11,
+ 16, 17, 24, 25, 18, 19, 26, 27,
+ 4, 5, 12, 20, 13, 6, 7, 14,
+ 21, 28, 29, 22, 15, 23, 30, 31,
+ 32, 33, 40, 48, 41, 34, 35, 42,
+ 49, 56, 57, 50, 43, 36, 37, 44,
+ 51, 58, 59, 52, 45, 38, 39, 46,
+ 53, 60, 61, 54, 47, 55, 62, 63
+};
+
+static const uint8_t QMAT_LUMA[4][64] = {
+ {
+ 4, 7, 9, 11, 13, 14, 15, 63,
+ 7, 7, 11, 12, 14, 15, 63, 63,
+ 9, 11, 13, 14, 15, 63, 63, 63,
+ 11, 11, 13, 14, 63, 63, 63, 63,
+ 11, 13, 14, 63, 63, 63, 63, 63,
+ 13, 14, 63, 63, 63, 63, 63, 63,
+ 13, 63, 63, 63, 63, 63, 63, 63,
+ 63, 63, 63, 63, 63, 63, 63, 63
+ }, {
+ 4, 5, 6, 7, 9, 11, 13, 15,
+ 5, 5, 7, 8, 11, 13, 15, 17,
+ 6, 7, 9, 11, 13, 15, 15, 17,
+ 7, 7, 9, 11, 13, 15, 17, 19,
+ 7, 9, 11, 13, 14, 16, 19, 23,
+ 9, 11, 13, 14, 16, 19, 23, 29,
+ 9, 11, 13, 15, 17, 21, 28, 35,
+ 11, 13, 16, 17, 21, 28, 35, 41
+ }, {
+ 4, 4, 5, 5, 6, 7, 7, 9,
+ 4, 4, 5, 6, 7, 7, 9, 9,
+ 5, 5, 6, 7, 7, 9, 9, 10,
+ 5, 5, 6, 7, 7, 9, 9, 10,
+ 5, 6, 7, 7, 8, 9, 10, 12,
+ 6, 7, 7, 8, 9, 10, 12, 15,
+ 6, 7, 7, 9, 10, 11, 14, 17,
+ 7, 7, 9, 10, 11, 14, 17, 21
+ }, {
+ 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 5,
+ 4, 4, 4, 4, 4, 4, 5, 5,
+ 4, 4, 4, 4, 4, 5, 5, 6,
+ 4, 4, 4, 4, 5, 5, 6, 7,
+ 4, 4, 4, 4, 5, 6, 7, 7
+ }
+};
+
+static const uint8_t QMAT_CHROMA[4][64] = {
+ {
+ 4, 7, 9, 11, 13, 14, 63, 63,
+ 7, 7, 11, 12, 14, 63, 63, 63,
+ 9, 11, 13, 14, 63, 63, 63, 63,
+ 11, 11, 13, 14, 63, 63, 63, 63,
+ 11, 13, 14, 63, 63, 63, 63, 63,
+ 13, 14, 63, 63, 63, 63, 63, 63,
+ 13, 63, 63, 63, 63, 63, 63, 63,
+ 63, 63, 63, 63, 63, 63, 63, 63
+ }, {
+ 4, 5, 6, 7, 9, 11, 13, 15,
+ 5, 5, 7, 8, 11, 13, 15, 17,
+ 6, 7, 9, 11, 13, 15, 15, 17,
+ 7, 7, 9, 11, 13, 15, 17, 19,
+ 7, 9, 11, 13, 14, 16, 19, 23,
+ 9, 11, 13, 14, 16, 19, 23, 29,
+ 9, 11, 13, 15, 17, 21, 28, 35,
+ 11, 13, 16, 17, 21, 28, 35, 41
+ }, {
+ 4, 4, 5, 5, 6, 7, 7, 9,
+ 4, 4, 5, 6, 7, 7, 9, 9,
+ 5, 5, 6, 7, 7, 9, 9, 10,
+ 5, 5, 6, 7, 7, 9, 9, 10,
+ 5, 6, 7, 7, 8, 9, 10, 12,
+ 6, 7, 7, 8, 9, 10, 12, 15,
+ 6, 7, 7, 9, 10, 11, 14, 17,
+ 7, 7, 9, 10, 11, 14, 17, 21
+ }, {
+ 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 5,
+ 4, 4, 4, 4, 4, 4, 5, 5,
+ 4, 4, 4, 4, 4, 5, 5, 6,
+ 4, 4, 4, 4, 5, 5, 6, 7,
+ 4, 4, 4, 4, 5, 6, 7, 7
+ }
+};
+
+
+typedef struct {
+ uint8_t* fill_y;
+ uint8_t* fill_u;
+ uint8_t* fill_v;
+
+ int qmat_luma[16][64];
+ int qmat_chroma[16][64];
+} ProresContext;
+
+static void encode_codeword(PutBitContext *pb, int val, int codebook)
+{
+ unsigned int rice_order, exp_order, switch_bits, first_exp, exp, zeros,
+ mask;
+
+ /* number of bits to switch between rice and exp golomb */
+ switch_bits = codebook & 3;
+ rice_order = codebook >> 5;
+ exp_order = (codebook >> 2) & 7;
+
+ first_exp = ((switch_bits + 1) << rice_order);
+
+ if (val >= first_exp) { /* exp golomb */
+ val -= first_exp;
+ val += (1 << exp_order);
+ exp = av_log2(val);
+ zeros = exp - exp_order + switch_bits + 1;
+ put_bits(pb, zeros, 0);
+ put_bits(pb, exp + 1, val);
+ } else if (rice_order) {
+ mask = (1 << rice_order) - 1;
+ put_bits(pb, (val >> rice_order), 0);
+ put_bits(pb, 1, 1);
+ put_bits(pb, rice_order, val & mask);
+ } else {
+ put_bits(pb, val, 0);
+ put_bits(pb, 1, 1);
+ }
+}
+
+#define QSCALE(qmat,ind,val) ((val) / (qmat[ind]))
+#define TO_GOLOMB(val) ((val << 1) ^ (val >> 31))
+#define DIFF_SIGN(val, sign) ((val >> 31) ^ sign)
+#define IS_NEGATIVE(val) (((val >> 31) ^ -1) + 1)
+#define TO_GOLOMB2(val,sign) (val==0 ? 0 : (val << 1) + sign)
+
+static av_always_inline int get_level(int val)
+{
+ int sign = (val >> 31);
+ return (val ^ sign) - sign;
+}
+
+#define FIRST_DC_CB 0xB8
+
+static const uint8_t dc_codebook[7] = { 0x04, 0x28, 0x28, 0x4D, 0x4D, 0x70, 0x70};
+
+static void encode_dc_coeffs(PutBitContext *pb, int16_t *in,
+ int blocks_per_slice, int *qmat)
+{
+ int prev_dc, code;
+ int i, sign, idx;
+ int new_dc, delta, diff_sign, new_code;
+
+ prev_dc = QSCALE(qmat, 0, in[0] - 16384);
+ code = TO_GOLOMB(prev_dc);
+ encode_codeword(pb, code, FIRST_DC_CB);
+
+ code = 5; sign = 0; idx = 64;
+ for (i = 1; i < blocks_per_slice; i++, idx += 64) {
+ new_dc = QSCALE(qmat, 0, in[idx] - 16384);
+ delta = new_dc - prev_dc;
+ diff_sign = DIFF_SIGN(delta, sign);
+ new_code = TO_GOLOMB2(get_level(delta), diff_sign);
+
+ encode_codeword(pb, new_code, dc_codebook[FFMIN(code, 6)]);
+
+ code = new_code;
+ sign = delta >> 31;
+ prev_dc = new_dc;
+ }
+}
+
+static const uint8_t run_to_cb[16] = { 0x06, 0x06, 0x05, 0x05, 0x04, 0x29,
+ 0x29, 0x29, 0x29, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x4C };
+static const uint8_t lev_to_cb[10] = { 0x04, 0x0A, 0x05, 0x06, 0x04, 0x28,
+ 0x28, 0x28, 0x28, 0x4C };
+
+static void encode_ac_coeffs(AVCodecContext *avctx, PutBitContext *pb,
+ int16_t *in, int blocks_per_slice, int *qmat)
+{
+ int prev_run = 4;
+ int prev_level = 2;
+
+ int run = 0, level, code, i, j;
+ for (i = 1; i < 64; i++) {
+ int indp = progressive_scan[i];
+ for (j = 0; j < blocks_per_slice; j++) {
+ int val = QSCALE(qmat, indp, in[(j << 6) + indp]);
+ if (val) {
+ encode_codeword(pb, run, run_to_cb[FFMIN(prev_run, 15)]);
+
+ prev_run = run;
+ run = 0;
+ level = get_level(val);
+ code = level - 1;
+
+ encode_codeword(pb, code, lev_to_cb[FFMIN(prev_level, 9)]);
+
+ prev_level = level;
+
+ put_bits(pb, 1, IS_NEGATIVE(val));
+ } else {
+ ++run;
+ }
+ }
+ }
+}
+
+static void get(uint8_t *pixels, int stride, int16_t* block)
+{
+ int16_t *p = (int16_t*)pixels;
+ int i, j;
+
+ stride >>= 1;
+ for (i = 0; i < 8; i++) {
+ for (j = 0; j < 8; j++) {
+ block[j] = p[j];
+ }
+ p += stride;
+ block += 8;
+ }
+}
+
+static void fdct_get(uint8_t *pixels, int stride, int16_t* block)
+{
+ get(pixels, stride, block);
+ ff_jpeg_fdct_islow_10(block);
+}
+
+static int encode_slice_plane(AVCodecContext *avctx, int mb_count,
+ uint8_t *src, int src_stride, uint8_t *buf, unsigned buf_size,
+ int *qmat, int chroma)
+{
+ DECLARE_ALIGNED(16, int16_t, blocks)[DEFAULT_SLICE_MB_WIDTH << 8], *block;
+ int i, blocks_per_slice;
+ PutBitContext pb;
+
+ block = blocks;
+ for (i = 0; i < mb_count; i++) {
+ fdct_get(src, src_stride, block + (0 << 6));
+ fdct_get(src + 8 * src_stride, src_stride, block + ((2 - chroma) << 6));
+ if (!chroma) {
+ fdct_get(src + 16, src_stride, block + (1 << 6));
+ fdct_get(src + 16 + 8 * src_stride, src_stride, block + (3 << 6));
+ }
+
+ block += (256 >> chroma);
+ src += (32 >> chroma);
+ }
+
+ blocks_per_slice = mb_count << (2 - chroma);
+ init_put_bits(&pb, buf, buf_size << 3);
+
+ encode_dc_coeffs(&pb, blocks, blocks_per_slice, qmat);
+ encode_ac_coeffs(avctx, &pb, blocks, blocks_per_slice, qmat);
+
+ flush_put_bits(&pb);
+ return put_bits_ptr(&pb) - pb.buf;
+}
+
+static av_always_inline unsigned encode_slice_data(AVCodecContext *avctx,
+ uint8_t *dest_y, uint8_t *dest_u, uint8_t *dest_v, int luma_stride,
+ int chroma_stride, unsigned mb_count, uint8_t *buf, unsigned data_size,
+ unsigned* y_data_size, unsigned* u_data_size, unsigned* v_data_size,
+ int qp)
+{
+ ProresContext* ctx = avctx->priv_data;
+
+ *y_data_size = encode_slice_plane(avctx, mb_count, dest_y, luma_stride,
+ buf, data_size, ctx->qmat_luma[qp - 1], 0);
+
+ if (!(avctx->flags & CODEC_FLAG_GRAY)) {
+ *u_data_size = encode_slice_plane(avctx, mb_count, dest_u,
+ chroma_stride, buf + *y_data_size, data_size - *y_data_size,
+ ctx->qmat_chroma[qp - 1], 1);
+
+ *v_data_size = encode_slice_plane(avctx, mb_count, dest_v,
+ chroma_stride, buf + *y_data_size + *u_data_size,
+ data_size - *y_data_size - *u_data_size,
+ ctx->qmat_chroma[qp - 1], 1);
+ }
+
+ return *y_data_size + *u_data_size + *v_data_size;
+}
+
+static void subimage_with_fill(uint16_t *src, unsigned x, unsigned y,
+ unsigned stride, unsigned width, unsigned height, uint16_t *dst,
+ unsigned dst_width, unsigned dst_height)
+{
+
+ int box_width = FFMIN(width - x, dst_width);
+ int box_height = FFMIN(height - y, dst_height);
+ int i, j, src_stride = stride >> 1;
+ uint16_t last_pix, *last_line;
+
+ src += y * src_stride + x;
+ for (i = 0; i < box_height; ++i) {
+ for (j = 0; j < box_width; ++j) {
+ dst[j] = src[j];
+ }
+ last_pix = dst[j - 1];
+ for (; j < dst_width; j++)
+ dst[j] = last_pix;
+ src += src_stride;
+ dst += dst_width;
+ }
+ last_line = dst - dst_width;
+ for (; i < dst_height; i++) {
+ for (j = 0; j < dst_width; ++j) {
+ dst[j] = last_line[j];
+ }
+ dst += dst_width;
+ }
+}
+
+static int encode_slice(AVCodecContext *avctx, const AVFrame *pic, int mb_x,
+ int mb_y, unsigned mb_count, uint8_t *buf, unsigned data_size,
+ int unsafe, int *qp)
+{
+ int luma_stride, chroma_stride;
+ int hdr_size = 6, slice_size;
+ uint8_t *dest_y, *dest_u, *dest_v;
+ unsigned y_data_size = 0, u_data_size = 0, v_data_size = 0;
+ ProresContext* ctx = avctx->priv_data;
+ int tgt_bits = (mb_count * bitrate_table[avctx->profile]) >> 2;
+ int low_bytes = (tgt_bits - (tgt_bits >> 3)) >> 3; // 12% bitrate fluctuation
+ int high_bytes = (tgt_bits + (tgt_bits >> 3)) >> 3;
+
+ luma_stride = pic->linesize[0];
+ chroma_stride = pic->linesize[1];
+
+ dest_y = pic->data[0] + (mb_y << 4) * luma_stride + (mb_x << 5);
+ dest_u = pic->data[1] + (mb_y << 4) * chroma_stride + (mb_x << 4);
+ dest_v = pic->data[2] + (mb_y << 4) * chroma_stride + (mb_x << 4);
+
+ if (unsafe) {
+
+ subimage_with_fill((uint16_t *) pic->data[0], mb_x << 4, mb_y << 4,
+ luma_stride, avctx->width, avctx->height,
+ (uint16_t *) ctx->fill_y, mb_count << 4, 16);
+ subimage_with_fill((uint16_t *) pic->data[1], mb_x << 3, mb_y << 4,
+ chroma_stride, avctx->width >> 1, avctx->height,
+ (uint16_t *) ctx->fill_u, mb_count << 3, 16);
+ subimage_with_fill((uint16_t *) pic->data[2], mb_x << 3, mb_y << 4,
+ chroma_stride, avctx->width >> 1, avctx->height,
+ (uint16_t *) ctx->fill_v, mb_count << 3, 16);
+
+ encode_slice_data(avctx, ctx->fill_y, ctx->fill_u, ctx->fill_v,
+ mb_count << 5, mb_count << 4, mb_count, buf + hdr_size,
+ data_size - hdr_size, &y_data_size, &u_data_size, &v_data_size,
+ *qp);
+ } else {
+ slice_size = encode_slice_data(avctx, dest_y, dest_u, dest_v,
+ luma_stride, chroma_stride, mb_count, buf + hdr_size,
+ data_size - hdr_size, &y_data_size, &u_data_size, &v_data_size,
+ *qp);
+
+ if (slice_size > high_bytes && *qp < qp_end_table[avctx->profile]) {
+ do {
+ *qp += 1;
+ slice_size = encode_slice_data(avctx, dest_y, dest_u, dest_v,
+ luma_stride, chroma_stride, mb_count, buf + hdr_size,
+ data_size - hdr_size, &y_data_size, &u_data_size,
+ &v_data_size, *qp);
+ } while (slice_size > high_bytes && *qp < qp_end_table[avctx->profile]);
+ } else if (slice_size < low_bytes && *qp
+ > qp_start_table[avctx->profile]) {
+ do {
+ *qp -= 1;
+ slice_size = encode_slice_data(avctx, dest_y, dest_u, dest_v,
+ luma_stride, chroma_stride, mb_count, buf + hdr_size,
+ data_size - hdr_size, &y_data_size, &u_data_size,
+ &v_data_size, *qp);
+ } while (slice_size < low_bytes && *qp > qp_start_table[avctx->profile]);
+ }
+ }
+
+ buf[0] = hdr_size << 3;
+ buf[1] = *qp;
+ AV_WB16(buf + 2, y_data_size);
+ AV_WB16(buf + 4, u_data_size);
+
+ return hdr_size + y_data_size + u_data_size + v_data_size;
+}
+
+static int prores_encode_picture(AVCodecContext *avctx, const AVFrame *pic,
+ uint8_t *buf, const int buf_size)
+{
+ int mb_width = (avctx->width + 15) >> 4;
+ int mb_height = (avctx->height + 15) >> 4;
+ int hdr_size, sl_size, i;
+ int mb_y, sl_data_size, qp;
+ int unsafe_bot, unsafe_right;
+ uint8_t *sl_data, *sl_data_sizes;
+ int slice_per_line = 0, rem = mb_width;
+
+ for (i = av_log2(DEFAULT_SLICE_MB_WIDTH); i >= 0; --i) {
+ slice_per_line += rem >> i;
+ rem &= (1 << i) - 1;
+ }
+
+ qp = qp_start_table[avctx->profile];
+ hdr_size = 8; sl_data_size = buf_size - hdr_size;
+ sl_data_sizes = buf + hdr_size;
+ sl_data = sl_data_sizes + (slice_per_line * mb_height * 2);
+ for (mb_y = 0; mb_y < mb_height; mb_y++) {
+ int mb_x = 0;
+ int slice_mb_count = DEFAULT_SLICE_MB_WIDTH;
+ while (mb_x < mb_width) {
+ while (mb_width - mb_x < slice_mb_count)
+ slice_mb_count >>= 1;
+
+ unsafe_bot = (avctx->height & 0xf) && (mb_y == mb_height - 1);
+ unsafe_right = (avctx->width & 0xf) && (mb_x + slice_mb_count == mb_width);
+
+ sl_size = encode_slice(avctx, pic, mb_x, mb_y, slice_mb_count,
+ sl_data, sl_data_size, unsafe_bot || unsafe_right, &qp);
+
+ bytestream_put_be16(&sl_data_sizes, sl_size);
+ sl_data += sl_size;
+ sl_data_size -= sl_size;
+ mb_x += slice_mb_count;
+ }
+ }
+
+ buf[0] = hdr_size << 3;
+ AV_WB32(buf + 1, sl_data - buf);
+ AV_WB16(buf + 5, slice_per_line * mb_height);
+ buf[7] = av_log2(DEFAULT_SLICE_MB_WIDTH) << 4;
+
+ return sl_data - buf;
+}
+
+static int prores_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
+ const AVFrame *pict, int *got_packet)
+{
+ int header_size = 148;
+ uint8_t *buf;
+ int pic_size, ret;
+ int frame_size = FFALIGN(avctx->width, 16) * FFALIGN(avctx->height, 16)*16 + 500 + FF_MIN_BUFFER_SIZE; //FIXME choose tighter limit
+
+
+ if ((ret = ff_alloc_packet2(avctx, pkt, frame_size + FF_MIN_BUFFER_SIZE)) < 0)
+ return ret;
+
+ buf = pkt->data;
+ pic_size = prores_encode_picture(avctx, pict, buf + header_size + 8,
+ pkt->size - header_size - 8);
+
+ bytestream_put_be32(&buf, pic_size + 8 + header_size);
+ bytestream_put_buffer(&buf, "icpf", 4);
+
+ bytestream_put_be16(&buf, header_size);
+ bytestream_put_be16(&buf, 0);
+ bytestream_put_buffer(&buf, "fmpg", 4);
+ bytestream_put_be16(&buf, avctx->width);
+ bytestream_put_be16(&buf, avctx->height);
+ *buf++ = 0x83; // {10}(422){00}{00}(frame){11}
+ *buf++ = 0;
+ *buf++ = 2;
+ *buf++ = 2;
+ *buf++ = 6;
+ *buf++ = 32;
+ *buf++ = 0;
+ *buf++ = 3;
+
+ bytestream_put_buffer(&buf, QMAT_LUMA[avctx->profile], 64);
+ bytestream_put_buffer(&buf, QMAT_CHROMA[avctx->profile], 64);
+
+ pkt->flags |= AV_PKT_FLAG_KEY;
+ pkt->size = pic_size + 8 + header_size;
+ *got_packet = 1;
+
+ return 0;
+}
+
+static void scale_mat(const uint8_t* src, int* dst, int scale)
+{
+ int i;
+ for (i = 0; i < 64; i++)
+ dst[i] = src[i] * scale;
+}
+
+static av_cold int prores_encode_init(AVCodecContext *avctx)
+{
+ int i;
+ ProresContext* ctx = avctx->priv_data;
+
+ if (avctx->pix_fmt != AV_PIX_FMT_YUV422P10) {
+ av_log(avctx, AV_LOG_ERROR, "need YUV422P10\n");
+ return -1;
+ }
+ if (avctx->width & 0x1) {
+ av_log(avctx, AV_LOG_ERROR,
+ "frame width needs to be multiple of 2\n");
+ return -1;
+ }
+
+ if ((avctx->height & 0xf) || (avctx->width & 0xf)) {
+ ctx->fill_y = av_malloc(4 * (DEFAULT_SLICE_MB_WIDTH << 8));
+ if (!ctx->fill_y)
+ return AVERROR(ENOMEM);
+ ctx->fill_u = ctx->fill_y + (DEFAULT_SLICE_MB_WIDTH << 9);
+ ctx->fill_v = ctx->fill_u + (DEFAULT_SLICE_MB_WIDTH << 8);
+ }
+
+ if (avctx->profile == FF_PROFILE_UNKNOWN) {
+ avctx->profile = FF_PROFILE_PRORES_STANDARD;
+ av_log(avctx, AV_LOG_INFO,
+ "encoding with ProRes standard (apcn) profile\n");
+
+ } else if (avctx->profile < FF_PROFILE_PRORES_PROXY
+ || avctx->profile > FF_PROFILE_PRORES_HQ) {
+ av_log(
+ avctx,
+ AV_LOG_ERROR,
+ "unknown profile %d, use [0 - apco, 1 - apcs, 2 - apcn (default), 3 - apch]\n",
+ avctx->profile);
+ return -1;
+ }
+
+ avctx->codec_tag = AV_RL32((const uint8_t*)profiles[avctx->profile].name);
+
+ for (i = 1; i <= 16; i++) {
+ scale_mat(QMAT_LUMA[avctx->profile] , ctx->qmat_luma[i - 1] , i);
+ scale_mat(QMAT_CHROMA[avctx->profile], ctx->qmat_chroma[i - 1], i);
+ }
+
+ avctx->coded_frame = avcodec_alloc_frame();
+ avctx->coded_frame->key_frame = 1;
+ avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
+
+ return 0;
+}
+
+static av_cold int prores_encode_close(AVCodecContext *avctx)
+{
+ ProresContext* ctx = avctx->priv_data;
+ av_freep(&avctx->coded_frame);
+ av_freep(&ctx->fill_y);
+
+ return 0;
+}
+
+AVCodec ff_prores_aw_encoder = {
+ .name = "prores_aw",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_PRORES,
+ .priv_data_size = sizeof(ProresContext),
+ .init = prores_encode_init,
+ .close = prores_encode_close,
+ .encode2 = prores_encode_frame,
+ .pix_fmts = (const enum AVPixelFormat[]){AV_PIX_FMT_YUV422P10, AV_PIX_FMT_NONE},
+ .long_name = NULL_IF_CONFIG_SMALL("Apple ProRes"),
+ .capabilities = CODEC_CAP_FRAME_THREADS | CODEC_CAP_INTRA_ONLY,
+ .profiles = profiles
+};
+
+AVCodec ff_prores_encoder = {
+ .name = "prores",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_PRORES,
+ .priv_data_size = sizeof(ProresContext),
+ .init = prores_encode_init,
+ .close = prores_encode_close,
+ .encode2 = prores_encode_frame,
+ .pix_fmts = (const enum AVPixelFormat[]){AV_PIX_FMT_YUV422P10, AV_PIX_FMT_NONE},
+ .long_name = NULL_IF_CONFIG_SMALL("Apple ProRes"),
+ .capabilities = CODEC_CAP_FRAME_THREADS | CODEC_CAP_INTRA_ONLY,
+ .profiles = profiles
+};