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Command line parsing

This commit is contained in:
Rostislav Pehlivanov 2018-05-28 00:55:13 +01:00 committed by emersion
parent b9b397ef80
commit f204a9127c
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GPG Key ID: 0FDE7BE0E88F5E48
1 changed files with 34 additions and 28 deletions
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62
examples/dmabuf-capture.c
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@ -35,7 +35,6 @@ struct capture_context {
/* Target */
struct wl_output *target_output;
uint32_t target_client;
/* Main frame callback */
struct zwlr_export_dmabuf_frame_v1 *frame_callback;
@ -80,10 +79,10 @@ static void output_handle_geometry(void *data, struct wl_output *wl_output,
static void output_handle_mode(void *data, struct wl_output *wl_output,
uint32_t flags, int32_t width, int32_t height, int32_t refresh) {
if (flags & WL_OUTPUT_MODE_CURRENT) {
struct wayland_output *output = data;
output->width = width;
output->height = height;
output->framerate = (AVRational){ refresh, 1000 };
struct wayland_output *output = data;
output->width = width;
output->height = height;
output->framerate = (AVRational){ refresh, 1000 };
}
}
@ -494,11 +493,10 @@ static int set_hwframe_ctx(struct capture_context *ctx,
frames_ctx->sw_format = ctx->avctx->pix_fmt;
frames_ctx->width = ctx->avctx->width;
frames_ctx->height = ctx->avctx->height;
frames_ctx->initial_pool_size = 16;
av_hwframe_constraints_free(&cst);
if ((err = av_hwframe_ctx_init(ctx->mapped_frames_ref)) < 0) {
if ((err = av_hwframe_ctx_init(ctx->mapped_frames_ref))) {
av_log(ctx, AV_LOG_ERROR, "Failed to initialize hw frame context: %s!\n",
av_err2str(err));
av_buffer_unref(&ctx->mapped_frames_ref);
@ -695,19 +693,6 @@ static int init(struct capture_context *ctx) {
return 0;
}
static void print_capturable_surfaces(struct capture_context *ctx) {
struct wayland_output *o, *tmp_o;
wl_list_for_each_reverse_safe(o, tmp_o, &ctx->output_list, link) {
ctx->target_output = o->output; /* Default is first, whatever */
av_log(ctx, AV_LOG_INFO, "Capturable output: %s Model: %s:\n",
o->make, o->model);
}
av_log(ctx, AV_LOG_INFO, "Capturing from output: %s!\n",
find_output(ctx, ctx->target_output, 0)->model);
}
static void uninit(struct capture_context *ctx);
int main(int argc, char *argv[]) {
@ -723,18 +708,39 @@ int main(int argc, char *argv[]) {
if (err)
goto end;
print_capturable_surfaces(&ctx);
struct wayland_output *o, *tmp_o;
wl_list_for_each_reverse_safe(o, tmp_o, &ctx.output_list, link) {
printf("Capturable output: %s Model: %s: ID: %i\n",
o->make, o->model, o->id);
}
ctx.hw_device_type = av_hwdevice_find_type_by_name("vaapi");
ctx.hardware_device = "/dev/dri/renderD128";
if (argc != 8) {
printf("Invalid number of arguments! Usage and example:\n"
"./dmabuf-capture <source id> <hardware device type> <device> "
"<encoder name> <pixel format> <bitrate in Mbps> <file path>\n"
"./dmabuf-capture 0 vaapi /dev/dri/renderD129 libx264 nv12 12 "
"dmabuf_recording_01.mkv\n");
return 1;
}
const int o_id = strtol(argv[1], NULL, 10);
o = find_output(&ctx, NULL, o_id);
if (!o) {
printf("Unable to find output with ID %i!\n", o_id);
return 1;
}
ctx.target_output = o->output;
ctx.hw_device_type = av_hwdevice_find_type_by_name(argv[2]);
ctx.hardware_device = argv[3];
ctx.encoder_name = argv[4];
ctx.software_format = av_get_pix_fmt(argv[5]);
ctx.out_bitrate = strtof(argv[6], NULL);
ctx.out_filename = argv[7];
ctx.encoder_name = "libx264";
ctx.software_format = av_get_pix_fmt("nv12");
av_dict_set(&ctx.encoder_opts, "preset", "veryfast", 0);
ctx.out_filename = "dmabuf_recording_01.mkv";
ctx.out_bitrate = 29.2f; /* Mbps */
err = main_loop(&ctx);
if (err)
goto end;