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Switch frame_editor to ABSL_FLAG.

Browse Source 
Bug: webrtc:10616
Change-Id: I1576c6a615d6a9ea07db61027b9eccd3efb9dcca
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/137501
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28365}
This commit is contained in:
Mirko Bonadei
2019-06-25 08:47:45 +02:00
committed by Commit Bot
parent 6d6b0fbe40
commit beff53527b
2 changed files with 82 additions and 77 deletions
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4
rtc_tools/BUILD.gn
View File

@ -273,13 +273,15 @@ if (!build_with_chromium) {
}
rtc_executable("frame_editor") {
testonly = true
sources = [
"frame_editing/frame_editing.cc",
]
deps = [
":command_line_parser",
":frame_editing_lib",
"//third_party/abseil-cpp/absl/flags:flag",
"//third_party/abseil-cpp/absl/flags:parse",
]
}

155
rtc_tools/frame_editing/frame_editing.cc
View File

@ -13,89 +13,92 @@
#include <string.h>
#include <string>
#include "absl/flags/flag.h"
#include "absl/flags/parse.h"
#include "rtc_tools/frame_editing/frame_editing_lib.h"
#include "rtc_tools/simple_command_line_parser.h"
ABSL_FLAG(std::string, in_path, "", "Path and filename to the input file");
ABSL_FLAG(int32_t,
width,
-1,
"Width in pixels of the frames in the input file");
ABSL_FLAG(int32_t,
height,
-1,
"Height in pixels of the frames in the input file");
ABSL_FLAG(int32_t, f, -1, "First frame to process");
ABSL_FLAG(int32_t,
interval,
-1,
"Interval specifies with what ratio the number of frames should be "
"increased or decreased with");
ABSL_FLAG(int32_t, l, -1, "Last frame to process");
ABSL_FLAG(std::string,
out_path,
"output.yuv",
"The output file to which frames are written");
// A command-line tool to edit a YUV-video (I420 sub-sampled).
int main(int argc, char* argv[]) {
std::string program_name = argv[0];
std::string usage =
"Deletes a series of frames in a yuv file."
" Only I420 is supported!\n"
"Example usage:\n" +
program_name +
" --in_path=input.yuv --width=320 --height=240 --f=60 --interval=1 "
"--l=120"
" --out_path=edited_clip.yuv\n"
"Command line flags:\n"
"--in_path(string): Path and filename to the input file\n"
"--width(int): Width in pixels of the frames in the input file."
" Default: -1\n"
"--height(int): Height in pixels of the frames in the input file."
" Default: -1\n"
"--f(int): First frame to process. Default: -1\n"
"--l(int): Last frame to process. Default: -1\n"
"Frame numbering starts at 1. The set of frames to be processed includes "
"the frame with the number <f> and <l>.\n"
"--interval(int): Interval specifies with what ratio the number of "
"frames "
"should be increased or decreased with.\n"
"If you set <interval> to a positive number, frames between <f> and <l> "
"will be inserted <interval> times."
" If you set <interval> to a negative number then the amount of frames "
"between <f> and <l> will be decreased with a ratio of abs(interval)."
" Set interval=-1 if every frame between <f> and <l> should be "
"deleted. Set interval=-2 if every second frame should be deleted, and "
"so "
"on. Frame numbering between <f> and <l> starts with 1 and frames with"
" number n where (n - 1) % interval == 0 will be kept.\n"
"Example 1:\n"
"If one clip has 10 frames (1 to 10) and you specify <f>=4, <l>=7 and "
"interval=2, then you will get a clip that contains frame "
"1, 2, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 9 and 10.\n"
"Example 2:\n"
"If you specify f=4, l=7 and interval=-1, then you will get a clip that"
" contains frame 1, 2, 3, 8, 9 and 10.\n"
"Example 3:\n"
"If one clip has 10 frames (1 to 10), and you specify f=1, l=10 and "
" interval=-4, then you will get a clip that contains frame "
"1, 5 and 9.\n"
"No interpolation is done when up-sampling."
" Default: -1\n"
"--out_path(string): The output file to which frames are written."
" Default: output.yuv\n";
absl::ParseCommandLine(argc, argv);
// TODO(bugs.webrtc.org/10616): Add program usage message when Abseil
// flags supports it.
// std::string usage =
// "Deletes a series of frames in a yuv file."
// " Only I420 is supported!\n"
// "Example usage:\n" +
// program_name +
// " --in_path=input.yuv --width=320 --height=240 --f=60 --interval=1 "
// "--l=120"
// " --out_path=edited_clip.yuv\n"
// "Command line flags:\n"
// "--in_path(string): Path and filename to the input file\n"
// "--width(int): Width in pixels of the frames in the input file."
// " Default: -1\n"
// "--height(int): Height in pixels of the frames in the input file."
// " Default: -1\n"
// "--f(int): First frame to process. Default: -1\n"
// "--l(int): Last frame to process. Default: -1\n"
// "Frame numbering starts at 1. The set of frames to be processed includes
// " "the frame with the number <f> and <l>.\n"
// "--interval(int): Interval specifies with what ratio the number of "
// "frames "
// "should be increased or decreased with.\n"
// "If you set <interval> to a positive number, frames between <f> and <l>
// " "will be inserted <interval> times."
// " If you set <interval> to a negative number then the amount of frames "
// "between <f> and <l> will be decreased with a ratio of abs(interval)."
// " Set interval=-1 if every frame between <f> and <l> should be "
// "deleted. Set interval=-2 if every second frame should be deleted, and "
// "so "
// "on. Frame numbering between <f> and <l> starts with 1 and frames with"
// " number n where (n - 1) % interval == 0 will be kept.\n"
// "Example 1:\n"
// "If one clip has 10 frames (1 to 10) and you specify <f>=4, <l>=7 and "
// "interval=2, then you will get a clip that contains frame "
// "1, 2, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 9 and 10.\n"
// "Example 2:\n"
// "If you specify f=4, l=7 and interval=-1, then you will get a clip that"
// " contains frame 1, 2, 3, 8, 9 and 10.\n"
// "Example 3:\n"
// "If one clip has 10 frames (1 to 10), and you specify f=1, l=10 and "
// " interval=-4, then you will get a clip that contains frame "
// "1, 5 and 9.\n"
// "No interpolation is done when up-sampling."
// " Default: -1\n"
// "--out_path(string): The output file to which frames are written."
// " Default: output.yuv\n";
webrtc::test::CommandLineParser parser;
const std::string in_path = absl::GetFlag(FLAGS_in_path);
int width = absl::GetFlag(FLAGS_width);
int height = absl::GetFlag(FLAGS_height);
int first_frame_to_cut = absl::GetFlag(FLAGS_f);
int interval = absl::GetFlag(FLAGS_interval);
int last_frame_to_cut = absl::GetFlag(FLAGS_l);
// Init the parser and set the usage message
parser.Init(argc, argv);
parser.SetUsageMessage(usage);
parser.SetFlag("in_path", "-1");
parser.SetFlag("width", "-1");
parser.SetFlag("height", "-1");
parser.SetFlag("f", "-1");
parser.SetFlag("interval", "-1");
parser.SetFlag("l", "-1");
parser.SetFlag("out_path", "edited_output.yuv");
parser.SetFlag("help", "false");
const std::string out_path = absl::GetFlag(FLAGS_out_path);
parser.ProcessFlags();
if (parser.GetFlag("help") == "true") {
parser.PrintUsageMessage();
exit(EXIT_SUCCESS);
}
parser.PrintEnteredFlags();
const char* in_path = parser.GetFlag("in_path").c_str();
int width = strtol((parser.GetFlag("width")).c_str(), NULL, 10);
int height = strtol((parser.GetFlag("height")).c_str(), NULL, 10);
int first_frame_to_cut = strtol((parser.GetFlag("f")).c_str(), NULL, 10);
int interval = strtol((parser.GetFlag("interval")).c_str(), NULL, 10);
int last_frame_to_cut = strtol((parser.GetFlag("l")).c_str(), NULL, 10);
const char* out_path = parser.GetFlag("out_path").c_str();
if (!strcmp(in_path, "-1")) {
if (in_path.empty()) {
fprintf(stderr, "You must specify a file to edit\n");
return -1;
}