--- /dev/null
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+// Inspect Decoder
+// ================
+//
+// This is a simple decoder loop that writes JSON stats to stdout. This tool
+// can also be compiled with Emscripten and used as a library.
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "./args.h"
+#ifdef __EMSCRIPTEN__
+#include <emscripten.h>
+#else
+#define EMSCRIPTEN_KEEPALIVE
+#endif
+
+#include "vpx/vpx_decoder.h"
+#include "./vpx_config.h"
+#include "../vp9/decoder/inspection.h"
+#if CONFIG_ACCOUNTING
+#include "../av1/decoder/accounting.h"
+#endif
+#include "../vp9/common/vp9_enums.h"
+#include "../vp9/common/vp9_blockd.h"
+// #include "../vp8/common/blockd.h"
+#include "vpx/vp8dx.h"
+
+#include "../tools_common.h"
+#include "../video_reader.h"
+// #include "../vp8/common/onyxc_int.h"
+// #include "../vp8/encoder/onyx_int.h"
+
+#include "../video_common.h"
+
+// Max JSON buffer size.
+const int MAX_BUFFER = 1024 * 1024 * 32;
+
+typedef enum {
+ ACCOUNTING_LAYER = 1,
+ BLOCK_SIZE_LAYER = 1 << 1,
+ TRANSFORM_SIZE_LAYER = 1 << 2,
+ TRANSFORM_TYPE_LAYER = 1 << 3,
+ MODE_LAYER = 1 << 4,
+ SKIP_LAYER = 1 << 5,
+ FILTER_LAYER = 1 << 6,
+ REFERENCE_FRAME_LAYER = 1 << 8,
+ MOTION_VECTORS_LAYER = 1 << 9,
+ UV_MODE_LAYER = 1 << 10,
+ CFL_LAYER = 1 << 11,
+ DUAL_FILTER_LAYER = 1 << 12,
+ Q_INDEX_LAYER = 1 << 13,
+ SEGMENT_ID_LAYER = 1 << 14,
+ ALL_LAYERS = (1 << 15) - 1
+} LayerType;
+
+static LayerType layers = 0;
+
+static int stop_after = 0;
+static int compress = 0;
+
+static const arg_def_t limit_arg =
+ ARG_DEF(NULL, "limit", 1, "Stop decoding after n frames");
+static const arg_def_t dump_all_arg = ARG_DEF("A", "all", 0, "Dump All");
+static const arg_def_t compress_arg =
+ ARG_DEF("x", "compress", 0, "Compress JSON using RLE");
+static const arg_def_t dump_accounting_arg =
+ ARG_DEF("a", "accounting", 0, "Dump Accounting");
+static const arg_def_t dump_block_size_arg =
+ ARG_DEF("bs", "blockSize", 0, "Dump Block Size");
+static const arg_def_t dump_motion_vectors_arg =
+ ARG_DEF("mv", "motionVectors", 0, "Dump Motion Vectors");
+static const arg_def_t dump_transform_size_arg =
+ ARG_DEF("ts", "transformSize", 0, "Dump Transform Size");
+static const arg_def_t dump_transform_type_arg =
+ ARG_DEF("tt", "transformType", 0, "Dump Transform Type");
+static const arg_def_t dump_mode_arg = ARG_DEF("m", "mode", 0, "Dump Mode");
+static const arg_def_t dump_uv_mode_arg =
+ ARG_DEF("uvm", "uv_mode", 0, "Dump UV Intra Prediction Modes");
+static const arg_def_t dump_skip_arg = ARG_DEF("s", "skip", 0, "Dump Skip");
+static const arg_def_t dump_filter_arg =
+ ARG_DEF("f", "filter", 0, "Dump Filter");
+static const arg_def_t dump_reference_frame_arg =
+ ARG_DEF("r", "referenceFrame", 0, "Dump Reference Frame");
+static const arg_def_t dump_delta_q_arg =
+ ARG_DEF("dq", "delta_q", 0, "Dump QIndex");
+static const arg_def_t dump_seg_id_arg =
+ ARG_DEF("si", "seg_id", 0, "Dump Segment ID");
+static const arg_def_t usage_arg = ARG_DEF("h", "help", 0, "Help");
+
+static const arg_def_t *main_args[] = { &limit_arg,
+ &dump_all_arg,
+ &compress_arg,
+#if CONFIG_ACCOUNTING
+ &dump_accounting_arg,
+#endif
+ &dump_block_size_arg,
+ &dump_transform_size_arg,
+ &dump_transform_type_arg,
+ &dump_mode_arg,
+ &dump_uv_mode_arg,
+ &dump_skip_arg,
+ &dump_filter_arg,
+ &dump_reference_frame_arg,
+ &dump_motion_vectors_arg,
+ &dump_delta_q_arg,
+ &dump_seg_id_arg,
+ &usage_arg,
+ NULL };
+#define ENUM(name) \
+ { #name, name }
+#define LAST_ENUM \
+ { NULL, 0 }
+typedef struct map_entry {
+ const char *name;
+ int value;
+} map_entry;
+
+const map_entry refs_map[] = { ENUM(INTRA_FRAME), ENUM(LAST_FRAME),
+ ENUM(GOLDEN_FRAME), ENUM(ALTREF_FRAME),
+ LAST_ENUM };
+
+const map_entry block_size_map[] = {
+ ENUM(BLOCK_4X4), ENUM(BLOCK_4X8), ENUM(BLOCK_8X4), ENUM(BLOCK_8X8),
+ ENUM(BLOCK_8X16), ENUM(BLOCK_16X8), ENUM(BLOCK_16X16), ENUM(BLOCK_16X32),
+ ENUM(BLOCK_32X16), ENUM(BLOCK_32X32), ENUM(BLOCK_32X64), ENUM(BLOCK_64X32),
+ ENUM(BLOCK_64X64), LAST_ENUM
+};
+
+const map_entry tx_size_map[] = { ENUM(TX_4X4), ENUM(TX_8X8), ENUM(TX_16X16),
+ ENUM(TX_32X32), LAST_ENUM };
+
+const map_entry tx_type_map[] = { ENUM(DCT_DCT), ENUM(ADST_DCT), ENUM(DCT_ADST),
+ ENUM(ADST_ADST), LAST_ENUM };
+
+const map_entry prediction_mode_map[] = {
+ ENUM(DC_PRED), ENUM(V_PRED), ENUM(H_PRED), ENUM(D45_PRED),
+ ENUM(D135_PRED), ENUM(D117_PRED), ENUM(D153_PRED), ENUM(D207_PRED),
+ ENUM(D63_PRED), ENUM(TM_PRED), ENUM(NEARESTMV), ENUM(NEARMV),
+ ENUM(ZEROMV), ENUM(NEWMV), LAST_ENUM
+};
+
+#define uv_prediction_mode_map prediction_mode_map
+
+#define NO_SKIP 0
+#define SKIP 1
+
+const map_entry skip_map[] = { ENUM(SKIP), ENUM(NO_SKIP), LAST_ENUM };
+
+const map_entry config_map[] = { ENUM(MI_SIZE), LAST_ENUM };
+
+static const char *exec_name;
+
+insp_frame_data frame_data;
+int frame_count = 0;
+int decoded_frame_count = 0;
+vpx_codec_ctx_t codec;
+VpxVideoReader *reader = NULL;
+const VpxVideoInfo *info = NULL;
+vpx_image_t *img = NULL;
+
+void on_frame_decoded_dump(char *json) {
+#ifdef __EMSCRIPTEN__
+ EM_ASM_({ Module.on_frame_decoded_json($0); }, json);
+#else
+ printf("%s", json);
+#endif
+}
+
+// Writing out the JSON buffer using snprintf is very slow, especially when
+// compiled with emscripten, these functions speed things up quite a bit.
+int put_str(char *buffer, const char *str) {
+ int i;
+ for (i = 0; str[i] != '\0'; i++) {
+ buffer[i] = str[i];
+ }
+ return i;
+}
+
+int put_str_with_escape(char *buffer, const char *str) {
+ int i;
+ int j = 0;
+ for (i = 0; str[i] != '\0'; i++) {
+ if (str[i] < ' ') {
+ continue;
+ } else if (str[i] == '"' || str[i] == '\\') {
+ buffer[j++] = '\\';
+ }
+ buffer[j++] = str[i];
+ }
+ return j;
+}
+
+int put_num(char *buffer, char prefix, int num, char suffix) {
+ int i = 0;
+ char *buf = buffer;
+ int is_neg = 0;
+ if (prefix) {
+ buf[i++] = prefix;
+ }
+ if (num == 0) {
+ buf[i++] = '0';
+ } else {
+ if (num < 0) {
+ num = -num;
+ is_neg = 1;
+ }
+ int s = i;
+ while (num != 0) {
+ buf[i++] = '0' + (num % 10);
+ num = num / 10;
+ }
+ if (is_neg) {
+ buf[i++] = '-';
+ }
+ int e = i - 1;
+ while (s < e) {
+ int t = buf[s];
+ buf[s] = buf[e];
+ buf[e] = t;
+ s++;
+ e--;
+ }
+ }
+ if (suffix) {
+ buf[i++] = suffix;
+ }
+ return i;
+}
+
+int put_map(char *buffer, const map_entry *map) {
+ char *buf = buffer;
+ const map_entry *entry = map;
+ while (entry->name != NULL) {
+ *(buf++) = '"';
+ buf += put_str(buf, entry->name);
+ *(buf++) = '"';
+ buf += put_num(buf, ':', entry->value, 0);
+ entry++;
+ if (entry->name != NULL) {
+ *(buf++) = ',';
+ }
+ }
+ return (int)(buf - buffer);
+}
+
+int put_reference_frame(char *buffer) {
+ const int mi_rows = frame_data.mi_rows;
+ const int mi_cols = frame_data.mi_cols;
+ char *buf = buffer;
+ int r, c, t;
+ buf += put_str(buf, " \"referenceFrameMap\": {");
+ buf += put_map(buf, refs_map);
+ buf += put_str(buf, "},\n");
+ buf += put_str(buf, " \"referenceFrame\": [");
+ for (r = 0; r < mi_rows; ++r) {
+ *(buf++) = '[';
+ for (c = 0; c < mi_cols; ++c) {
+ insp_mi_data *mi = &frame_data.mi_grid[r * mi_cols + c];
+ buf += put_num(buf, '[', mi->ref_frame[0], 0);
+ buf += put_num(buf, ',', mi->ref_frame[1], ']');
+ if (compress) { // RLE
+ for (t = c + 1; t < mi_cols; ++t) {
+ insp_mi_data *next_mi = &frame_data.mi_grid[r * mi_cols + t];
+ if (mi->ref_frame[0] != next_mi->ref_frame[0] ||
+ mi->ref_frame[1] != next_mi->ref_frame[1]) {
+ break;
+ }
+ }
+ if (t - c > 1) {
+ *(buf++) = ',';
+ buf += put_num(buf, '[', t - c - 1, ']');
+ c = t - 1;
+ }
+ }
+ if (c < mi_cols - 1) *(buf++) = ',';
+ }
+ *(buf++) = ']';
+ if (r < mi_rows - 1) *(buf++) = ',';
+ }
+ buf += put_str(buf, "],\n");
+ return (int)(buf - buffer);
+}
+
+int put_motion_vectors(char *buffer) {
+ const int mi_rows = frame_data.mi_rows;
+ const int mi_cols = frame_data.mi_cols;
+ char *buf = buffer;
+ int r, c, t;
+ buf += put_str(buf, " \"motionVectors\": [");
+ for (r = 0; r < mi_rows; ++r) {
+ *(buf++) = '[';
+ for (c = 0; c < mi_cols; ++c) {
+ insp_mi_data *mi = &frame_data.mi_grid[r * mi_cols + c];
+ buf += put_num(buf, '[', mi->mv[0].col, 0);
+ buf += put_num(buf, ',', mi->mv[0].row, 0);
+ buf += put_num(buf, ',', mi->mv[1].col, 0);
+ buf += put_num(buf, ',', mi->mv[1].row, ']');
+ if (compress) { // RLE
+ for (t = c + 1; t < mi_cols; ++t) {
+ insp_mi_data *next_mi = &frame_data.mi_grid[r * mi_cols + t];
+ if (mi->mv[0].col != next_mi->mv[0].col ||
+ mi->mv[0].row != next_mi->mv[0].row ||
+ mi->mv[1].col != next_mi->mv[1].col ||
+ mi->mv[1].row != next_mi->mv[1].row) {
+ break;
+ }
+ }
+ if (t - c > 1) {
+ *(buf++) = ',';
+ buf += put_num(buf, '[', t - c - 1, ']');
+ c = t - 1;
+ }
+ }
+ if (c < mi_cols - 1) *(buf++) = ',';
+ }
+ *(buf++) = ']';
+ if (r < mi_rows - 1) *(buf++) = ',';
+ }
+ buf += put_str(buf, "],\n");
+ return (int)(buf - buffer);
+}
+
+int put_block_info(char *buffer, const map_entry *map, const char *name,
+ size_t offset, int len) {
+ const int mi_rows = frame_data.mi_rows;
+ const int mi_cols = frame_data.mi_cols;
+ char *buf = buffer;
+ int r, c, t, i;
+ if (compress && len == 1) {
+ die("Can't encode scalars as arrays when RLE compression is enabled.");
+ return -1;
+ }
+ if (map) {
+ buf += snprintf(buf, MAX_BUFFER, " \"%sMap\": {", name);
+ buf += put_map(buf, map);
+ buf += put_str(buf, "},\n");
+ }
+ buf += snprintf(buf, MAX_BUFFER, " \"%s\": [", name);
+ for (r = 0; r < mi_rows; ++r) {
+ *(buf++) = '[';
+ for (c = 0; c < mi_cols; ++c) {
+ insp_mi_data *mi = &frame_data.mi_grid[r * mi_cols + c];
+ int16_t *v = (int16_t *)(((int8_t *)mi) + offset);
+ if (len == 0) {
+ buf += put_num(buf, 0, v[0], 0);
+ } else {
+ buf += put_str(buf, "[");
+ for (i = 0; i < len; i++) {
+ buf += put_num(buf, 0, v[i], 0);
+ if (i < len - 1) {
+ buf += put_str(buf, ",");
+ }
+ }
+ buf += put_str(buf, "]");
+ }
+ if (compress) { // RLE
+ for (t = c + 1; t < mi_cols; ++t) {
+ insp_mi_data *next_mi = &frame_data.mi_grid[r * mi_cols + t];
+ int16_t *nv = (int16_t *)(((int8_t *)next_mi) + offset);
+ int same = 0;
+ if (len == 0) {
+ same = v[0] == nv[0];
+ } else {
+ for (i = 0; i < len; i++) {
+ same = v[i] == nv[i];
+ if (!same) {
+ break;
+ }
+ }
+ }
+ if (!same) {
+ break;
+ }
+ }
+ if (t - c > 1) {
+ *(buf++) = ',';
+ buf += put_num(buf, '[', t - c - 1, ']');
+ c = t - 1;
+ }
+ }
+ if (c < mi_cols - 1) *(buf++) = ',';
+ }
+ *(buf++) = ']';
+ if (r < mi_rows - 1) *(buf++) = ',';
+ }
+ buf += put_str(buf, "],\n");
+ return (int)(buf - buffer);
+}
+
+#if CONFIG_ACCOUNTING
+int put_accounting(char *buffer) {
+ char *buf = buffer;
+ int i;
+ const Accounting *accounting = frame_data.accounting;
+ if (accounting == NULL) {
+ printf("XXX\n");
+ return 0;
+ }
+ const int num_syms = accounting->syms.num_syms;
+ const int num_strs = accounting->syms.dictionary.num_strs;
+ buf += put_str(buf, " \"symbolsMap\": [");
+ for (i = 0; i < num_strs; i++) {
+ buf += snprintf(buf, MAX_BUFFER, "\"%s\"",
+ accounting->syms.dictionary.strs[i]);
+ if (i < num_strs - 1) *(buf++) = ',';
+ }
+ buf += put_str(buf, "],\n");
+ buf += put_str(buf, " \"symbols\": [\n ");
+ AccountingSymbolContext context;
+ context.x = -2;
+ context.y = -2;
+ AccountingSymbol *sym;
+ for (i = 0; i < num_syms; i++) {
+ sym = &accounting->syms.syms[i];
+ if (memcmp(&context, &sym->context, sizeof(AccountingSymbolContext)) != 0) {
+ buf += put_num(buf, '[', sym->context.x, 0);
+ buf += put_num(buf, ',', sym->context.y, ']');
+ } else {
+ buf += put_num(buf, '[', sym->id, 0);
+ buf += put_num(buf, ',', sym->bits, 0);
+ buf += put_num(buf, ',', sym->samples, ']');
+ }
+ context = sym->context;
+ if (i < num_syms - 1) *(buf++) = ',';
+ }
+ buf += put_str(buf, "],\n");
+ return (int)(buf - buffer);
+}
+#endif
+
+void inspect(void *pbi, void *data) {
+ /* Fetch frame data. */
+ ifd_inspect(&frame_data, pbi);
+ (void)data;
+ // We allocate enough space and hope we don't write out of bounds. Totally
+ // unsafe but this speeds things up, especially when compiled to Javascript.
+ char *buffer = vpx_malloc(MAX_BUFFER);
+ char *buf = buffer;
+ buf += put_str(buf, "{\n");
+ if (layers & BLOCK_SIZE_LAYER) {
+ buf += put_block_info(buf, block_size_map, "blockSize",
+ offsetof(insp_mi_data, sb_type), 0);
+ }
+ if (layers & TRANSFORM_SIZE_LAYER) {
+ buf += put_block_info(buf, tx_size_map, "transformSize",
+ offsetof(insp_mi_data, tx_size), 0);
+ }
+ if (layers & TRANSFORM_TYPE_LAYER) {
+ buf += put_block_info(buf, tx_type_map, "transformType",
+ offsetof(insp_mi_data, tx_type), 0);
+ }
+ if (layers & MODE_LAYER) {
+ buf += put_block_info(buf, prediction_mode_map, "mode",
+ offsetof(insp_mi_data, mode), 0);
+ }
+ if (layers & UV_MODE_LAYER) {
+ buf += put_block_info(buf, uv_prediction_mode_map, "uv_mode",
+ offsetof(insp_mi_data, uv_mode), 0);
+ }
+ if (layers & SKIP_LAYER) {
+ buf +=
+ put_block_info(buf, skip_map, "skip", offsetof(insp_mi_data, skip), 0);
+ }
+ if (layers & FILTER_LAYER) {
+ buf +=
+ put_block_info(buf, NULL, "filter", offsetof(insp_mi_data, filter), 0);
+ }
+ if (layers & Q_INDEX_LAYER) {
+ buf += put_block_info(buf, NULL, "delta_q",
+ offsetof(insp_mi_data, current_qindex), 0);
+ }
+ if (layers & SEGMENT_ID_LAYER) {
+ buf += put_block_info(buf, NULL, "seg_id",
+ offsetof(insp_mi_data, segment_id), 0);
+ }
+ if (layers & MOTION_VECTORS_LAYER) {
+ buf += put_motion_vectors(buf);
+ }
+ if (layers & REFERENCE_FRAME_LAYER) {
+ buf += put_block_info(buf, refs_map, "referenceFrame",
+ offsetof(insp_mi_data, ref_frame), 2);
+ }
+#if CONFIG_ACCOUNTING
+ if (layers & ACCOUNTING_LAYER) {
+ buf += put_accounting(buf);
+ }
+#endif
+ buf += snprintf(buf, MAX_BUFFER, " \"frame\": %d,\n", decoded_frame_count);
+ buf += snprintf(buf, MAX_BUFFER, " \"showFrame\": %d,\n",
+ frame_data.show_frame);
+ buf += snprintf(buf, MAX_BUFFER, " \"frameType\": %d,\n",
+ frame_data.frame_type);
+ buf += snprintf(buf, MAX_BUFFER, " \"baseQIndex\": %d,\n",
+ frame_data.base_qindex);
+ buf += snprintf(buf, MAX_BUFFER, " \"tileCols\": %d,\n",
+ frame_data.tile_mi_cols);
+ buf += snprintf(buf, MAX_BUFFER, " \"tileRows\": %d,\n",
+ frame_data.tile_mi_rows);
+ buf += put_str(buf, " \"config\": {");
+ buf += put_map(buf, config_map);
+ buf += put_str(buf, "},\n");
+ buf += put_str(buf, " \"configString\": \"");
+ buf += put_str_with_escape(buf, vpx_codec_build_config());
+ buf += put_str(buf, "\"\n");
+ decoded_frame_count++;
+ buf += put_str(buf, "},\n");
+ *(buf++) = 0;
+ on_frame_decoded_dump(buffer);
+ vpx_free(buffer);
+}
+
+void ifd_init_cb() {
+ vpx_inspect_init ii;
+ ii.inspect_cb = inspect;
+ ii.inspect_ctx = NULL;
+ vpx_codec_control(&codec, VP9_SET_INSPECTION_CALLBACK, &ii);
+}
+
+EMSCRIPTEN_KEEPALIVE
+int open_file(char *file) {
+ if (file == NULL) {
+ // The JS analyzer puts the .ivf file at this location.
+ file = "/tmp/input.ivf";
+ }
+ reader = vpx_video_reader_open(file);
+ if (!reader) die("Failed to open %s for reading.", file);
+ info = vpx_video_reader_get_info(reader);
+ const VpxInterface *decoder = get_vpx_decoder_by_fourcc(info->codec_fourcc);
+ if (!decoder) die("Unknown input codec.");
+ fprintf(stderr, "Using %s\n",
+ vpx_codec_iface_name(decoder->codec_interface()));
+ if (vpx_codec_dec_init(&codec, decoder->codec_interface(), NULL, 0))
+ die_codec(&codec, "Failed to initialize decoder.");
+ ifd_init(&frame_data, info->frame_width, info->frame_height);
+ ifd_init_cb();
+ return EXIT_SUCCESS;
+}
+
+EMSCRIPTEN_KEEPALIVE
+int read_frame() {
+ if (!vpx_video_reader_read_frame(reader)) return EXIT_FAILURE;
+ img = NULL;
+ vpx_codec_iter_t iter = NULL;
+ size_t frame_size = 0;
+ const unsigned char *frame = vpx_video_reader_get_frame(reader, &frame_size);
+ if (vpx_codec_decode(&codec, frame, (unsigned int)frame_size, NULL, 0) !=
+ VPX_CODEC_OK) {
+ die_codec(&codec, "Failed to decode frame.");
+ }
+ img = vpx_codec_get_frame(&codec, &iter);
+ if (img == NULL) {
+ return EXIT_FAILURE;
+ }
+ ++frame_count;
+ return EXIT_SUCCESS;
+}
+
+EMSCRIPTEN_KEEPALIVE
+const char *get_codec_build_config() { return vpx_codec_build_config(); }
+
+EMSCRIPTEN_KEEPALIVE
+int get_bit_depth() { return img->bit_depth; }
+
+EMSCRIPTEN_KEEPALIVE
+int get_bits_per_sample() { return img->bps; }
+
+EMSCRIPTEN_KEEPALIVE
+int get_image_format() { return img->fmt; }
+
+EMSCRIPTEN_KEEPALIVE
+unsigned char *get_plane(int plane) { return img->planes[plane]; }
+
+EMSCRIPTEN_KEEPALIVE
+int get_plane_stride(int plane) { return img->stride[plane]; }
+
+EMSCRIPTEN_KEEPALIVE
+int get_plane_width(int plane) { return vpx_img_plane_width(img, plane); }
+
+EMSCRIPTEN_KEEPALIVE
+int get_plane_height(int plane) { return vpx_img_plane_height(img, plane); }
+
+EMSCRIPTEN_KEEPALIVE
+int get_frame_width() { return info->frame_width; }
+
+EMSCRIPTEN_KEEPALIVE
+int get_frame_height() { return info->frame_height; }
+
+static void parse_args(char **argv) {
+ char **argi, **argj;
+ struct arg arg;
+ (void)dump_accounting_arg;
+ for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
+ arg.argv_step = 1;
+ if (arg_match(&arg, &dump_block_size_arg, argi)) layers |= BLOCK_SIZE_LAYER;
+#if CONFIG_ACCOUNTING
+ else if (arg_match(&arg, &dump_accounting_arg, argi))
+ layers |= ACCOUNTING_LAYER;
+#endif
+ else if (arg_match(&arg, &dump_transform_size_arg, argi))
+ layers |= TRANSFORM_SIZE_LAYER;
+ else if (arg_match(&arg, &dump_transform_type_arg, argi))
+ layers |= TRANSFORM_TYPE_LAYER;
+ else if (arg_match(&arg, &dump_mode_arg, argi))
+ layers |= MODE_LAYER;
+ else if (arg_match(&arg, &dump_uv_mode_arg, argi))
+ layers |= UV_MODE_LAYER;
+ else if (arg_match(&arg, &dump_skip_arg, argi))
+ layers |= SKIP_LAYER;
+ else if (arg_match(&arg, &dump_filter_arg, argi))
+ layers |= FILTER_LAYER;
+ else if (arg_match(&arg, &dump_reference_frame_arg, argi))
+ layers |= REFERENCE_FRAME_LAYER;
+ else if (arg_match(&arg, &dump_motion_vectors_arg, argi))
+ layers |= MOTION_VECTORS_LAYER;
+ else if (arg_match(&arg, &dump_delta_q_arg, argi))
+ layers |= Q_INDEX_LAYER;
+ else if (arg_match(&arg, &dump_seg_id_arg, argi))
+ layers |= SEGMENT_ID_LAYER;
+ else if (arg_match(&arg, &dump_all_arg, argi))
+ layers |= ALL_LAYERS;
+ else if (arg_match(&arg, &compress_arg, argi))
+ compress = 1;
+ else if (arg_match(&arg, &usage_arg, argi))
+ usage_exit();
+ else if (arg_match(&arg, &limit_arg, argi))
+ stop_after = arg_parse_uint(&arg);
+ else
+ argj++;
+ }
+}
+
+static const char *exec_name;
+
+void usage_exit(void) {
+ fprintf(stderr, "Usage: %s src_filename <options>\n", exec_name);
+ fprintf(stderr, "\nOptions:\n");
+ arg_show_usage(stderr, main_args);
+ exit(EXIT_FAILURE);
+}
+
+EMSCRIPTEN_KEEPALIVE
+int main(int argc, char **argv) {
+ exec_name = argv[0];
+ parse_args(argv);
+ if (argc >= 2) {
+ open_file(argv[1]);
+ printf("[\n");
+ while (1) {
+ if (stop_after && (decoded_frame_count >= stop_after)) break;
+ if (read_frame()) break;
+ }
+ printf("null\n");
+ printf("]");
+ } else {
+ usage_exit();
+ }
+}
+
+EMSCRIPTEN_KEEPALIVE
+void quit() {
+ if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec");
+ vpx_video_reader_close(reader);
+}
+
+EMSCRIPTEN_KEEPALIVE
+void set_layers(LayerType v) { layers = v; }
+
+EMSCRIPTEN_KEEPALIVE
+void set_compress(int v) { compress = v; }
projects / libvpx / commitdiff