45 #include "aom/aom_integer.h"
47 #include "aom_dsp/bitwriter_buffer.h"
48 #include "common/tools_common.h"
49 #include "common/video_reader.h"
50 #include "common/video_writer.h"
54 static const char *exec_name;
56 void usage_exit(
void) {
57 fprintf(stderr,
"Usage: %s <infile> <outfile> <num_references> <tile_list>\n",
62 #define ALIGN_POWER_OF_TWO(value, n) \
63 (((value) + ((1 << (n)) - 1)) & ~((1 << (n)) - 1))
65 const int output_frame_width = 512;
66 const int output_frame_height = 512;
93 default: die(
"Invalid image format");
98 void process_tile_list(
const TILE_LIST_INFO *tiles,
int num_tiles,
101 unsigned char *tl_buf, AvxVideoWriter *writer,
102 uint8_t output_frame_width_in_tiles_minus_1,
103 uint8_t output_frame_height_in_tiles_minus_1) {
104 unsigned char *tl = tl_buf;
105 struct aom_write_bit_buffer wb = { tl, 0 };
106 unsigned char *saved_obu_size_loc = NULL;
107 uint32_t tile_list_obu_header_size = 0;
108 uint32_t tile_list_obu_size = 0;
109 int num_tiles_minus_1 = num_tiles - 1;
113 aom_wb_write_literal(&wb, 0, 1);
114 aom_wb_write_literal(&wb, 8, 4);
115 aom_wb_write_literal(&wb, 0, 1);
116 aom_wb_write_literal(&wb, 1, 1);
117 aom_wb_write_literal(&wb, 0, 1);
119 tile_list_obu_header_size++;
122 saved_obu_size_loc = tl;
124 aom_wb_write_unsigned_literal(&wb, 0, 32);
126 tile_list_obu_header_size += 4;
129 aom_wb_write_literal(&wb, output_frame_width_in_tiles_minus_1, 8);
130 aom_wb_write_literal(&wb, output_frame_height_in_tiles_minus_1, 8);
131 aom_wb_write_literal(&wb, num_tiles_minus_1, 16);
133 tile_list_obu_size += 4;
136 for (i = 0; i <= num_tiles_minus_1; i++) {
139 int image_idx = tiles[i].image_idx;
140 int ref_idx = tiles[i].reference_idx;
141 int tc = tiles[i].tile_col;
142 int tr = tiles[i].tile_row;
148 size_t frame_size = frame_sizes[image_idx];
149 const unsigned char *frame = frames[image_idx];
156 if (aom_status) die_codec(codec,
"Failed to decode tile.");
166 uint32_t tile_info_bytes = 5;
167 aom_wb_write_literal(&wb, ref_idx, 8);
168 aom_wb_write_literal(&wb, tr, 8);
169 aom_wb_write_literal(&wb, tc, 8);
171 tl += tile_info_bytes;
177 tile_list_obu_size +=
182 size_t bytes_written = 0;
183 if (aom_uleb_encode_fixed_size(tile_list_obu_size, 4, 4, saved_obu_size_loc,
185 die_codec(codec,
"Failed to encode the tile list obu size.");
188 if (!aom_video_writer_write_frame(
189 writer, tl_buf, tile_list_obu_header_size + tile_list_obu_size,
191 die_codec(codec,
"Failed to copy compressed tile list.");
194 int main(
int argc,
char **argv) {
195 AvxVideoReader *reader = NULL;
196 AvxVideoWriter *writer = NULL;
197 const AvxVideoInfo *info = NULL;
201 const char *tile_list_file = NULL;
204 if (argc != 5) die(
"Invalid number of arguments.");
206 reader = aom_video_reader_open(argv[1]);
207 if (!reader) die(
"Failed to open %s for reading.", argv[1]);
209 num_references = (int)strtol(argv[3], NULL, 0);
210 info = aom_video_reader_get_info(reader);
212 aom_video_reader_set_fourcc(reader, AV1_FOURCC);
216 writer = aom_video_writer_open(argv[2], kContainerIVF, info);
217 if (!writer) die(
"Failed to open %s for writing", argv[2]);
219 tile_list_file = argv[4];
222 if (!decoder) die(
"Unknown input codec.");
227 die(
"Failed to initialize decoder.");
232 printf(
"Reading %d reference images.\n", num_references);
233 for (i = 0; i < num_references; ++i) {
234 aom_video_reader_read_frame(reader);
236 size_t frame_size = 0;
237 const unsigned char *frame =
238 aom_video_reader_get_frame(reader, &frame_size);
242 if (!aom_video_writer_write_frame(writer, frame, frame_size, pts))
243 die_codec(&codec,
"Failed to copy compressed anchor frame.");
246 die_codec(&codec,
"Failed to decode frame.");
253 FILE *infile = aom_video_reader_get_file(reader);
255 const FileOffset camera_frame_pos = ftello(infile);
257 printf(
"Loading compressed frames into memory.\n");
261 while (aom_video_reader_read_frame(reader)) {
264 if (num_frames < 1) die(
"Input light field has no frames.");
267 unsigned char **frames =
268 (
unsigned char **)malloc(num_frames *
sizeof(
unsigned char *));
269 size_t *frame_sizes = (
size_t *)malloc(num_frames *
sizeof(
size_t));
270 if (!(frames && frame_sizes)) die(
"Failed to allocate frame data.");
273 fseeko(infile, camera_frame_pos, SEEK_SET);
274 for (
int f = 0; f < num_frames; ++f) {
275 aom_video_reader_read_frame(reader);
276 size_t frame_size = 0;
277 const unsigned char *frame =
278 aom_video_reader_get_frame(reader, &frame_size);
279 frames[f] = (
unsigned char *)malloc(frame_size *
sizeof(
unsigned char));
280 if (!frames[f]) die(
"Failed to allocate frame data.");
281 memcpy(frames[f], frame, frame_size);
282 frame_sizes[f] = frame_size;
284 printf(
"Read %d frames.\n", num_frames);
289 size_t frame_size = frame_sizes[0];
290 const unsigned char *frame = frames[0];
291 pts = num_references;
301 if (aom_status) die_codec(&codec,
"Failed to decode tile.");
306 size_t obu_size_offset =
310 uint32_t frame_header_size = (uint32_t)frame_header_info.
extra_size - 1;
311 size_t bytes_to_copy =
312 obu_size_offset + length_field_size + frame_header_size;
314 unsigned char *frame_hdr_buf = (
unsigned char *)malloc(bytes_to_copy);
315 if (frame_hdr_buf == NULL)
316 die_codec(&codec,
"Failed to allocate frame header buffer.");
318 memcpy(frame_hdr_buf, frame, bytes_to_copy);
321 size_t bytes_written = 0;
322 if (aom_uleb_encode_fixed_size(
323 frame_header_size, length_field_size, length_field_size,
324 frame_hdr_buf + obu_size_offset, &bytes_written))
325 die_codec(&codec,
"Failed to encode the tile list obu size.");
328 if (!aom_video_writer_write_frame(writer, frame_hdr_buf, bytes_to_copy,
330 die_codec(&codec,
"Failed to copy compressed camera frame header.");
337 die_codec(&codec,
"Failed to get the image format");
338 const int bps = get_image_bps(ref_fmt);
339 if (!bps) die_codec(&codec,
"Invalid image format.");
341 unsigned int tile_size = 0;
343 die_codec(&codec,
"Failed to get the tile size");
344 const unsigned int tile_width = tile_size >> 16;
345 const unsigned int tile_height = tile_size & 65535;
347 const size_t data_sz = MAX_TILES * ALIGN_POWER_OF_TWO(tile_width, 5) *
348 ALIGN_POWER_OF_TWO(tile_height, 5) * bps / 8;
350 unsigned char *tl_buf = (
unsigned char *)malloc(data_sz);
351 if (tl_buf == NULL) die_codec(&codec,
"Failed to allocate tile list buffer.");
354 const uint8_t output_frame_width_in_tiles_minus_1 =
355 output_frame_width / tile_width - 1;
356 const uint8_t output_frame_height_in_tiles_minus_1 =
357 output_frame_height / tile_height - 1;
359 printf(
"Reading tile list from file.\n");
361 FILE *tile_list_fptr = fopen(tile_list_file,
"r");
362 if (!tile_list_fptr) die_codec(&codec,
"Failed to open tile list file.");
364 TILE_LIST_INFO tiles[MAX_TILES];
365 while ((fgets(line, 1024, tile_list_fptr)) != NULL) {
366 if (line[0] ==
'F' || num_tiles >= MAX_TILES) {
370 process_tile_list(tiles, num_tiles, tl_pts, frames, frame_sizes, &codec,
371 tl_buf, writer, output_frame_width_in_tiles_minus_1,
372 output_frame_height_in_tiles_minus_1);
377 if (line[0] ==
'F') {
380 if (sscanf(line,
"%d %d %d %d", &tiles[num_tiles].image_idx,
381 &tiles[num_tiles].reference_idx, &tiles[num_tiles].tile_col,
382 &tiles[num_tiles].tile_row) == 4) {
383 if (tiles[num_tiles].image_idx >= num_frames) {
384 die(
"Tile list image_idx out of bounds: %d >= %d.",
385 tiles[num_tiles].image_idx, num_frames);
387 if (tiles[num_tiles].reference_idx >= num_references) {
388 die(
"Tile list reference_idx out of bounds: %d >= %d.",
389 tiles[num_tiles].reference_idx, num_references);
396 process_tile_list(tiles, num_tiles, tl_pts, frames, frame_sizes, &codec,
397 tl_buf, writer, output_frame_width_in_tiles_minus_1,
398 output_frame_height_in_tiles_minus_1);
402 const int num_tile_lists = (int)(tl_pts - pts);
403 printf(
"Finished processing tile lists. Num tile lists: %d.\n",
406 for (
int f = 0; f < num_frames; ++f) {
412 aom_video_writer_close(writer);
413 aom_video_reader_close(reader);
Describes the decoder algorithm interface to applications.
Describes the encoder algorithm interface to applications.
@ AOM_IMG_FMT_I42216
Definition: aom_image.h:58
@ AOM_IMG_FMT_I42016
Definition: aom_image.h:56
@ AOM_IMG_FMT_I444
Definition: aom_image.h:50
@ AOM_IMG_FMT_I422
Definition: aom_image.h:49
@ AOM_IMG_FMT_I44416
Definition: aom_image.h:59
@ AOM_IMG_FMT_I420
Definition: aom_image.h:45
enum aom_img_fmt aom_img_fmt_t
List of supported image formats.
Provides definitions for using AOM or AV1 within the aom Decoder interface.
@ AV1_SET_TILE_MODE
Codec control function to set the tile coding mode, unsigned int parameter.
Definition: aomdx.h:313
@ AV1D_GET_TILE_SIZE
Codec control function to get the size of the tile, unsigned int* parameter.
Definition: aomdx.h:240
@ AV1_SET_DECODE_TILE_ROW
Codec control function to set the range of tile decoding, int parameter.
Definition: aomdx.h:304
@ AV1D_GET_IMG_FORMAT
Codec control function to get the image format of the stream, aom_img_fmt_t* parameter.
Definition: aomdx.h:235
@ AV1D_GET_TILE_DATA
Codec control function to get the start address and size of a tile in the coded bitstream,...
Definition: aomdx.h:323
@ AV1D_GET_FRAME_HEADER_INFO
Codec control function to get the frame header information of an encoded frame, aom_tile_data* parame...
Definition: aomdx.h:318
@ AV1D_EXT_TILE_DEBUG
Codec control function to enable the ext-tile software debug and testing code in the decoder,...
Definition: aomdx.h:336
const char * aom_codec_iface_name(aom_codec_iface_t *iface)
Return the name for a given interface.
const struct aom_codec_iface aom_codec_iface_t
Codec interface structure.
Definition: aom_codec.h:254
int64_t aom_codec_pts_t
Time Stamp Type.
Definition: aom_codec.h:235
aom_codec_err_t aom_codec_destroy(aom_codec_ctx_t *ctx)
Destroy a codec instance.
aom_codec_err_t
Algorithm return codes.
Definition: aom_codec.h:155
#define AOM_CODEC_CONTROL_TYPECHECKED(ctx, id, data)
aom_codec_control wrapper macro (adds type-checking, less flexible)
Definition: aom_codec.h:521
aom_codec_err_t aom_codec_decode(aom_codec_ctx_t *ctx, const uint8_t *data, size_t data_sz, void *user_priv)
Decode data.
#define aom_codec_dec_init(ctx, iface, cfg, flags)
Convenience macro for aom_codec_dec_init_ver()
Definition: aom_decoder.h:129
Codec context structure.
Definition: aom_codec.h:298
Structure to hold a tile's start address and size in the bitstream.
Definition: aomdx.h:91
const void * coded_tile_data
Definition: aomdx.h:95
size_t coded_tile_data_size
Definition: aomdx.h:93
size_t extra_size
Definition: aomdx.h:97