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author | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
commit | 5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb (patch) | |
tree | 45d55e3e5e73c4255c4d71258d9be5b2d004d28f /third_party/aom/examples/lossless_encoder.c | |
parent | 50f1986697a7412e4160976fa5e11217b4ef1f44 (diff) | |
download | UXP-5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb.tar UXP-5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb.tar.gz UXP-5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb.tar.lz UXP-5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb.tar.xz UXP-5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb.zip |
Move aom source to a sub-directory under media/libaom
There is no damned reason to treat this differently than any other media lib given its license and there never was.
Diffstat (limited to 'third_party/aom/examples/lossless_encoder.c')
-rw-r--r-- | third_party/aom/examples/lossless_encoder.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/third_party/aom/examples/lossless_encoder.c b/third_party/aom/examples/lossless_encoder.c deleted file mode 100644 index 438ff21c6..000000000 --- a/third_party/aom/examples/lossless_encoder.c +++ /dev/null @@ -1,138 +0,0 @@ -/* - * 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. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "aom/aom_encoder.h" -#include "aom/aomcx.h" -#include "common/tools_common.h" -#include "common/video_writer.h" - -static const char *exec_name; - -void usage_exit(void) { - fprintf(stderr, - "lossless_encoder: Example demonstrating lossless " - "encoding feature. Supports raw input only.\n"); - fprintf(stderr, "Usage: %s <width> <height> <infile> <outfile>\n", exec_name); - exit(EXIT_FAILURE); -} - -static int encode_frame(aom_codec_ctx_t *codec, aom_image_t *img, - int frame_index, int flags, AvxVideoWriter *writer) { - int got_pkts = 0; - aom_codec_iter_t iter = NULL; - const aom_codec_cx_pkt_t *pkt = NULL; - const aom_codec_err_t res = - aom_codec_encode(codec, img, frame_index, 1, flags); - if (res != AOM_CODEC_OK) die_codec(codec, "Failed to encode frame"); - - while ((pkt = aom_codec_get_cx_data(codec, &iter)) != NULL) { - got_pkts = 1; - - if (pkt->kind == AOM_CODEC_CX_FRAME_PKT) { - const int keyframe = (pkt->data.frame.flags & AOM_FRAME_IS_KEY) != 0; - if (!aom_video_writer_write_frame(writer, pkt->data.frame.buf, - pkt->data.frame.sz, - pkt->data.frame.pts)) { - die_codec(codec, "Failed to write compressed frame"); - } - printf(keyframe ? "K" : "."); - fflush(stdout); - } - } - - return got_pkts; -} - -int main(int argc, char **argv) { - FILE *infile = NULL; - aom_codec_ctx_t codec; - aom_codec_enc_cfg_t cfg; - int frame_count = 0; - aom_image_t raw; - aom_codec_err_t res; - AvxVideoInfo info; - AvxVideoWriter *writer = NULL; - const AvxInterface *encoder = NULL; - const int fps = 30; - - exec_name = argv[0]; - - // Clear explicitly, as simply assigning "{ 0 }" generates - // "missing-field-initializers" warning in some compilers. - memset(&info, 0, sizeof(info)); - - if (argc < 5) die("Invalid number of arguments"); - - encoder = get_aom_encoder_by_name("av1"); - if (!encoder) die("Unsupported codec."); - - info.codec_fourcc = encoder->fourcc; - info.frame_width = (int)strtol(argv[1], NULL, 0); - info.frame_height = (int)strtol(argv[2], NULL, 0); - info.time_base.numerator = 1; - info.time_base.denominator = fps; - - if (info.frame_width <= 0 || info.frame_height <= 0 || - (info.frame_width % 2) != 0 || (info.frame_height % 2) != 0) { - die("Invalid frame size: %dx%d", info.frame_width, info.frame_height); - } - - if (!aom_img_alloc(&raw, AOM_IMG_FMT_I420, info.frame_width, - info.frame_height, 1)) { - die("Failed to allocate image."); - } - - printf("Using %s\n", aom_codec_iface_name(encoder->codec_interface())); - - res = aom_codec_enc_config_default(encoder->codec_interface(), &cfg, 0); - if (res) die_codec(&codec, "Failed to get default codec config."); - - cfg.g_w = info.frame_width; - cfg.g_h = info.frame_height; - cfg.g_timebase.num = info.time_base.numerator; - cfg.g_timebase.den = info.time_base.denominator; - - writer = aom_video_writer_open(argv[4], kContainerIVF, &info); - if (!writer) die("Failed to open %s for writing.", argv[4]); - - if (!(infile = fopen(argv[3], "rb"))) - die("Failed to open %s for reading.", argv[3]); - - if (aom_codec_enc_init(&codec, encoder->codec_interface(), &cfg, 0)) - die_codec(&codec, "Failed to initialize encoder"); - - if (aom_codec_control_(&codec, AV1E_SET_LOSSLESS, 1)) - die_codec(&codec, "Failed to use lossless mode"); - - // Encode frames. - while (aom_img_read(&raw, infile)) { - encode_frame(&codec, &raw, frame_count++, 0, writer); - } - - // Flush encoder. - while (encode_frame(&codec, NULL, -1, 0, writer)) { - } - - printf("\n"); - fclose(infile); - printf("Processed %d frames.\n", frame_count); - - aom_img_free(&raw); - if (aom_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec."); - - aom_video_writer_close(writer); - - return EXIT_SUCCESS; -} |