diff options
Diffstat (limited to 'v4l2-mfc-example')
| -rw-r--r-- | v4l2-mfc-example/args.c | 7 | ||||
| -rw-r--r-- | v4l2-mfc-example/common.h | 1 | ||||
| -rw-r--r-- | v4l2-mfc-example/main.c | 44 |
3 files changed, 32 insertions, 20 deletions
diff --git a/v4l2-mfc-example/args.c b/v4l2-mfc-example/args.c index 2161285..0e9e89c 100644 --- a/v4l2-mfc-example/args.c +++ b/v4l2-mfc-example/args.c @@ -33,7 +33,7 @@ void print_usage(char *name) { // "d:f:i:m:c:V" printf("Usage:\n"); - printf("\t./%s\n", name); + printf("\t%s\n", name); printf("\t-c <codec> - The codec of the encoded stream\n"); printf("\t\t Available codecs: mpeg4, h264\n"); printf("\t-d <device> - Frame buffer device (e.g. /dev/fb0)\n"); @@ -85,6 +85,7 @@ int parse_args(struct instance *i, int argc, char **argv) break; case 'f': i->fimc.name = optarg; + i->fimc.enabled = 1; break; case 'i': i->in.name = optarg; @@ -101,8 +102,8 @@ int parse_args(struct instance *i, int argc, char **argv) } } - if (!i->in.name || !i->fb.name || !i->fimc.name || !i->mfc.name) { - err("The following arguments are required: -d -f -i -m -c"); + if (!i->in.name || !i->fb.name || !i->mfc.name) { + err("The following arguments are required: -d -i -m -c"); return -1; } diff --git a/v4l2-mfc-example/common.h b/v4l2-mfc-example/common.h index f07c19a..3f55283 100644 --- a/v4l2-mfc-example/common.h +++ b/v4l2-mfc-example/common.h @@ -123,6 +123,7 @@ struct instance { /* Semaphores are used to synchronise FIMC thread with * the MFC thread */ sem_t done; + char enabled; } fimc; /* MFC related parameters */ diff --git a/v4l2-mfc-example/main.c b/v4l2-mfc-example/main.c index 78a0c62..fef0c8d 100644 --- a/v4l2-mfc-example/main.c +++ b/v4l2-mfc-example/main.c @@ -205,9 +205,11 @@ void *mfc_thread_func(void *args) if (i->mfc.cap_buf_queued < i->mfc.cap_buf_cnt_min) { /* sem_wait - wait until there is a buffer returned from * fimc */ - dbg("Before fimc.done"); - sem_wait(&i->fimc.done); - dbg("After fimc.done"); + if (i->fimc.enabled) { + dbg("Before fimc.done"); + sem_wait(&i->fimc.done); + dbg("After fimc.done"); + } n = 0; while (n < i->mfc.cap_buf_cnt && @@ -237,9 +239,11 @@ void *mfc_thread_func(void *args) if (n < i->mfc.cap_buf_cnt) { /* sem_wait - we already found a buffer to queue * so no waiting */ - dbg("Before fimc.done"); - sem_wait(&i->fimc.done); - dbg("After fimc.done"); + if (i->fimc.enabled) { + dbg("Before fimc.done"); + sem_wait(&i->fimc.done); + dbg("After fimc.done"); + } /* Can queue a buffer */ mfc_dec_queue_buf_cap(i, n); @@ -263,12 +267,17 @@ void *mfc_thread_func(void *args) break; } - /* Pass to the FIMC */ - i->mfc.cap_buf_flag[n] = BUF_FIMC; - i->mfc.cap_buf_queued--; - queue_add(&i->fimc.queue, n); + if (i->fimc.enabled) { + /* Pass to the FIMC */ + i->mfc.cap_buf_flag[n] = BUF_FIMC; + i->mfc.cap_buf_queued--; - sem_post(&i->fimc.todo); + queue_add(&i->fimc.queue, n); + sem_post(&i->fimc.todo); + } else { + i->mfc.cap_buf_flag[n] = BUF_FREE; + i->mfc.cap_buf_queued--; + } continue; } @@ -404,7 +413,7 @@ int main(int argc, char **argv) return 1; } - if (fimc_open(&inst, inst.fimc.name)) { + if (inst.fimc.name && fimc_open(&inst, inst.fimc.name)) { cleanup(&inst); return 1; } @@ -439,17 +448,17 @@ int main(int argc, char **argv) return 1; } - if (fimc_setup_output_from_mfc(&inst)) { + if (inst.fimc.enabled && fimc_setup_output_from_mfc(&inst)) { cleanup(&inst); return 1; } - if (fimc_setup_capture_from_fb(&inst)) { + if (inst.fimc.enabled && fimc_setup_capture_from_fb(&inst)) { cleanup(&inst); return 1; } - if (fimc_set_crop(&inst, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, + if (inst.fimc.enabled && fimc_set_crop(&inst, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, inst.mfc.cap_crop_w, inst.mfc.cap_crop_h, inst.mfc.cap_crop_left, inst.mfc.cap_crop_top)) { cleanup(&inst); @@ -496,7 +505,7 @@ int main(int argc, char **argv) return 1; } - if (pthread_create(&fimc_thread, NULL, fimc_thread_func, &inst)) { + if (inst.fimc.enabled && pthread_create(&fimc_thread, NULL, fimc_thread_func, &inst)) { cleanup(&inst); return 1; } @@ -504,7 +513,8 @@ int main(int argc, char **argv) pthread_join(parser_thread, 0); pthread_join(mfc_thread, 0); - pthread_join(fimc_thread, 0); + if (inst.fimc.enabled) + pthread_join(fimc_thread, 0); dbg("Threads have finished"); |