PRORES_PROFILE_HQ,
};
+enum {
+ QUANT_MAT_PROXY = 0,
+ QUANT_MAT_LT,
+ QUANT_MAT_STANDARD,
+ QUANT_MAT_HQ,
+ QUANT_MAT_DEFAULT,
+};
+
+static const uint8_t prores_quant_matrices[][64] = {
+ { // proxy
+ 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,
+ },
+ { // LT
+ 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,
+ },
+ { // standard
+ 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,
+ },
+ { // high quality
+ 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,
+ },
+ { // codec default
+ 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, 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, 4, 4,
+ },
+};
+
#define NUM_MB_LIMITS 4
static const int prores_mb_limits[NUM_MB_LIMITS] = {
1620, // up to 720x576
int min_quant;
int max_quant;
int br_tab[NUM_MB_LIMITS];
- uint8_t quant[64];
+ int quant;
} prores_profile_info[4] = {
{
.full_name = "proxy",
.min_quant = 4,
.max_quant = 8,
.br_tab = { 300, 242, 220, 194 },
- .quant = {
- 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,
- },
+ .quant = QUANT_MAT_PROXY,
},
{
.full_name = "LT",
.min_quant = 1,
.max_quant = 9,
.br_tab = { 720, 560, 490, 440 },
- .quant = {
- 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,
- },
+ .quant = QUANT_MAT_LT,
},
{
.full_name = "standard",
.min_quant = 1,
.max_quant = 6,
.br_tab = { 1050, 808, 710, 632 },
- .quant = {
- 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,
- },
+ .quant = QUANT_MAT_STANDARD,
},
{
.full_name = "high quality",
.min_quant = 1,
.max_quant = 6,
.br_tab = { 1566, 1216, 1070, 950 },
- .quant = {
- 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,
- },
+ .quant = QUANT_MAT_HQ,
}
// for 4444 profile bitrate numbers are { 2350, 1828, 1600, 1425 }
};
DECLARE_ALIGNED(16, uint16_t, emu_buf)[16*16];
int16_t quants[MAX_STORED_Q][64];
int16_t custom_q[64];
+ const uint8_t *quant_mat;
ProresDSPContext dsp;
ScanTable scantable;
int num_slices;
int num_planes;
int bits_per_mb;
+ int force_quant;
+
+ char *vendor;
+ int quant_sel;
int frame_size;
int plane_factor, is_chroma;
uint16_t *qmat;
- if (quant < MAX_STORED_Q) {
+ if (ctx->force_quant) {
+ qmat = ctx->quants[0];
+ } else if (quant < MAX_STORED_Q) {
qmat = ctx->quants[quant];
} else {
qmat = ctx->custom_q;
for (i = 0; i < 64; i++)
- qmat[i] = ctx->profile_info->quant[i] * quant;
+ qmat[i] = ctx->quant_mat[i] * quant;
}
for (i = 0; i < ctx->num_planes; i++) {
} else {
qmat = ctx->custom_q;
for (i = 0; i < 64; i++)
- qmat[i] = ctx->profile_info->quant[i] * q;
+ qmat[i] = ctx->quant_mat[i] * q;
}
for (i = 0; i < ctx->num_planes; i++) {
bits += estimate_slice_plane(ctx, &error, i,
pkt_size = ctx->frame_size + FF_MIN_BUFFER_SIZE;
- if ((ret = ff_alloc_packet(pkt, pkt_size)) < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
+ if ((ret = ff_alloc_packet2(avctx, pkt, pkt_size)) < 0)
return ret;
- }
orig_buf = pkt->data;
tmp = buf;
buf += 2; // frame header size will be stored here
bytestream_put_be16 (&buf, 0); // version 1
- bytestream_put_buffer(&buf, "Lavc", 4); // creator
+ bytestream_put_buffer(&buf, ctx->vendor, 4);
bytestream_put_be16 (&buf, avctx->width);
bytestream_put_be16 (&buf, avctx->height);
bytestream_put_byte (&buf, ctx->chroma_factor << 6); // frame flags
bytestream_put_byte (&buf, avctx->colorspace);
bytestream_put_byte (&buf, 0x40); // source format and alpha information
bytestream_put_byte (&buf, 0); // reserved
- bytestream_put_byte (&buf, 0x03); // matrix flags - both matrices are present
- // luma quantisation matrix
- for (i = 0; i < 64; i++)
- bytestream_put_byte(&buf, ctx->profile_info->quant[i]);
- // chroma quantisation matrix
- for (i = 0; i < 64; i++)
- bytestream_put_byte(&buf, ctx->profile_info->quant[i]);
+ if (ctx->quant_sel != QUANT_MAT_DEFAULT) {
+ bytestream_put_byte (&buf, 0x03); // matrix flags - both matrices are present
+ // luma quantisation matrix
+ for (i = 0; i < 64; i++)
+ bytestream_put_byte(&buf, ctx->quant_mat[i]);
+ // chroma quantisation matrix
+ for (i = 0; i < 64; i++)
+ bytestream_put_byte(&buf, ctx->quant_mat[i]);
+ } else {
+ bytestream_put_byte (&buf, 0x00); // matrix flags - default matrices are used
+ }
bytestream_put_be16 (&tmp, buf - orig_buf); // write back frame header size
// picture header
// slices
for (y = 0; y < ctx->mb_height; y++) {
mbs_per_slice = ctx->mbs_per_slice;
- for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) {
- while (ctx->mb_width - x < mbs_per_slice)
- mbs_per_slice >>= 1;
- q = find_slice_quant(avctx, pic, (mb + 1) * TRELLIS_WIDTH, x, y,
- mbs_per_slice);
- }
+ if (!ctx->force_quant) {
+ for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) {
+ while (ctx->mb_width - x < mbs_per_slice)
+ mbs_per_slice >>= 1;
+ q = find_slice_quant(avctx, pic, (mb + 1) * TRELLIS_WIDTH, x, y,
+ mbs_per_slice);
+ }
- for (x = ctx->slices_width - 1; x >= 0; x--) {
- ctx->slice_q[x] = ctx->nodes[q].quant;
- q = ctx->nodes[q].prev_node;
+ for (x = ctx->slices_width - 1; x >= 0; x--) {
+ ctx->slice_q[x] = ctx->nodes[q].quant;
+ q = ctx->nodes[q].prev_node;
+ }
}
mbs_per_slice = ctx->mbs_per_slice;
for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) {
- q = ctx->slice_q[mb];
+ q = ctx->force_quant ? ctx->force_quant : ctx->slice_q[mb];
while (ctx->mb_width - x < mbs_per_slice)
mbs_per_slice >>= 1;
ctx->slices_width += av_popcount(ctx->mb_width - ctx->slices_width * mps);
ctx->num_slices = ctx->mb_height * ctx->slices_width;
- for (i = 0; i < NUM_MB_LIMITS - 1; i++)
- if (prores_mb_limits[i] >= ctx->mb_width * ctx->mb_height)
- break;
- ctx->bits_per_mb = ctx->profile_info->br_tab[i];
+ if (ctx->quant_sel == -1)
+ ctx->quant_mat = prores_quant_matrices[ctx->profile_info->quant];
+ else
+ ctx->quant_mat = prores_quant_matrices[ctx->quant_sel];
+
+ if (strlen(ctx->vendor) != 4) {
+ av_log(avctx, AV_LOG_ERROR, "vendor ID should be 4 bytes\n");
+ return AVERROR_INVALIDDATA;
+ }
+
+ ctx->force_quant = avctx->global_quality / FF_QP2LAMBDA;
+ if (!ctx->force_quant) {
+ if (!ctx->bits_per_mb) {
+ for (i = 0; i < NUM_MB_LIMITS - 1; i++)
+ if (prores_mb_limits[i] >= ctx->mb_width * ctx->mb_height)
+ break;
+ ctx->bits_per_mb = ctx->profile_info->br_tab[i];
+ } else if (ctx->bits_per_mb < 128) {
+ av_log(avctx, AV_LOG_ERROR, "too few bits per MB, please set at least 128\n");
+ return AVERROR_INVALIDDATA;
+ }
+
+ min_quant = ctx->profile_info->min_quant;
+ max_quant = ctx->profile_info->max_quant;
+ for (i = min_quant; i < MAX_STORED_Q; i++) {
+ for (j = 0; j < 64; j++)
+ ctx->quants[i][j] = ctx->quant_mat[j] * i;
+ }
+
+ ctx->nodes = av_malloc((ctx->slices_width + 1) * TRELLIS_WIDTH
+ * sizeof(*ctx->nodes));
+ if (!ctx->nodes) {
+ encode_close(avctx);
+ return AVERROR(ENOMEM);
+ }
+ for (i = min_quant; i < max_quant + 2; i++) {
+ ctx->nodes[i].prev_node = -1;
+ ctx->nodes[i].bits = 0;
+ ctx->nodes[i].score = 0;
+ }
+
+ ctx->slice_q = av_malloc(ctx->slices_width * sizeof(*ctx->slice_q));
+ if (!ctx->slice_q) {
+ encode_close(avctx);
+ return AVERROR(ENOMEM);
+ }
+ } else {
+ int ls = 0;
+
+ if (ctx->force_quant > 64) {
+ av_log(avctx, AV_LOG_ERROR, "too large quantiser, maximum is 64\n");
+ return AVERROR_INVALIDDATA;
+ }
+
+ for (j = 0; j < 64; j++) {
+ ctx->quants[0][j] = ctx->quant_mat[j] * ctx->force_quant;
+ ls += av_log2((1 << 11) / ctx->quants[0][j]) * 2 + 1;
+ }
+
+ ctx->bits_per_mb = ls * 8;
+ if (ctx->chroma_factor == CFACTOR_Y444)
+ ctx->bits_per_mb += ls * 4;
+ if (ctx->num_planes == 4)
+ ctx->bits_per_mb += ls * 4;
+ }
ctx->frame_size = ctx->num_slices * (2 + 2 * ctx->num_planes
+ (2 * mps * ctx->bits_per_mb) / 8)
+ 200;
- min_quant = ctx->profile_info->min_quant;
- max_quant = ctx->profile_info->max_quant;
- for (i = min_quant; i < MAX_STORED_Q; i++) {
- for (j = 0; j < 64; j++)
- ctx->quants[i][j] = ctx->profile_info->quant[j] * i;
- }
-
avctx->codec_tag = ctx->profile_info->tag;
av_log(avctx, AV_LOG_DEBUG, "profile %d, %d slices, %d bits per MB\n",
av_log(avctx, AV_LOG_DEBUG, "estimated frame size %d\n",
ctx->frame_size);
- ctx->nodes = av_malloc((ctx->slices_width + 1) * TRELLIS_WIDTH
- * sizeof(*ctx->nodes));
- if (!ctx->nodes) {
- encode_close(avctx);
- return AVERROR(ENOMEM);
- }
- for (i = min_quant; i < max_quant + 2; i++) {
- ctx->nodes[i].prev_node = -1;
- ctx->nodes[i].bits = 0;
- ctx->nodes[i].score = 0;
- }
-
- ctx->slice_q = av_malloc(ctx->slices_width * sizeof(*ctx->slice_q));
- if (!ctx->slice_q) {
- encode_close(avctx);
- return AVERROR(ENOMEM);
- }
-
return 0;
}
0, 0, VE, "profile" },
{ "hq", NULL, 0, AV_OPT_TYPE_CONST, { PRORES_PROFILE_HQ },
0, 0, VE, "profile" },
+ { "vendor", "vendor ID", OFFSET(vendor),
+ AV_OPT_TYPE_STRING, { .str = "Lavc" }, CHAR_MIN, CHAR_MAX, VE },
+ { "bits_per_mb", "desired bits per macroblock", OFFSET(bits_per_mb),
+ AV_OPT_TYPE_INT, { 0 }, 0, 8192, VE },
+ { "quant_mat", "quantiser matrix", OFFSET(quant_sel), AV_OPT_TYPE_INT,
+ { -1 }, -1, QUANT_MAT_DEFAULT, VE, "quant_mat" },
+ { "auto", NULL, 0, AV_OPT_TYPE_CONST, { -1 },
+ 0, 0, VE, "quant_mat" },
+ { "proxy", NULL, 0, AV_OPT_TYPE_CONST, { QUANT_MAT_PROXY },
+ 0, 0, VE, "quant_mat" },
+ { "lt", NULL, 0, AV_OPT_TYPE_CONST, { QUANT_MAT_LT },
+ 0, 0, VE, "quant_mat" },
+ { "standard", NULL, 0, AV_OPT_TYPE_CONST, { QUANT_MAT_STANDARD },
+ 0, 0, VE, "quant_mat" },
+ { "hq", NULL, 0, AV_OPT_TYPE_CONST, { QUANT_MAT_HQ },
+ 0, 0, VE, "quant_mat" },
+ { "default", NULL, 0, AV_OPT_TYPE_CONST, { QUANT_MAT_DEFAULT },
+ 0, 0, VE, "quant_mat" },
{ NULL }
};