Commit 02d85d0d authored by Alexandre Lision's avatar Alexandre Lision

video: open device with always supported pxl_fmt

Refs #66543

Change-Id: I75817f95597f850f00e6a37385426120a3149b58
parent 778c01df
......@@ -242,10 +242,10 @@ index 5dbe277..8439b5b 100644
REGISTER_INDEV (FBDEV, fbdev);
diff --git a/libavdevice/avfoundation_dec.m b/libavdevice/avfoundation_dec.m
new file mode 100644
index 0000000..f1b9c03
index 0000000..6b60782
--- /dev/null
+++ b/libavdevice/avfoundation_dec.m
@@ -0,0 +1,447 @@
@@ -0,0 +1,517 @@
+/*
+ * AVFoundation input device
+ * Copyright (c) 2015 Luca Barbato
......@@ -281,13 +281,47 @@ index 0000000..f1b9c03
+
+#include "avdevice.h"
+
+struct AVFPixelFormatSpec {
+ enum AVPixelFormat ff_id;
+ OSType avf_id;
+};
+
+static const struct AVFPixelFormatSpec avf_pixel_formats[] = {
+ { AV_PIX_FMT_MONOBLACK, kCVPixelFormatType_1Monochrome },
+ { AV_PIX_FMT_RGB555BE, kCVPixelFormatType_16BE555 },
+ { AV_PIX_FMT_RGB555LE, kCVPixelFormatType_16LE555 },
+ { AV_PIX_FMT_RGB565BE, kCVPixelFormatType_16BE565 },
+ { AV_PIX_FMT_RGB565LE, kCVPixelFormatType_16LE565 },
+ { AV_PIX_FMT_RGB24, kCVPixelFormatType_24RGB },
+ { AV_PIX_FMT_BGR24, kCVPixelFormatType_24BGR },
+ { AV_PIX_FMT_ARGB, kCVPixelFormatType_32ARGB },
+ { AV_PIX_FMT_BGRA, kCVPixelFormatType_32BGRA },
+ { AV_PIX_FMT_ABGR, kCVPixelFormatType_32ABGR },
+ { AV_PIX_FMT_RGBA, kCVPixelFormatType_32RGBA },
+ { AV_PIX_FMT_BGR48BE, kCVPixelFormatType_48RGB },
+ { AV_PIX_FMT_UYVY422, kCVPixelFormatType_422YpCbCr8 },
+ { AV_PIX_FMT_YUVA444P, kCVPixelFormatType_4444YpCbCrA8R },
+ { AV_PIX_FMT_YUVA444P16LE, kCVPixelFormatType_4444AYpCbCr16 },
+ { AV_PIX_FMT_YUV444P, kCVPixelFormatType_444YpCbCr8 },
+ { AV_PIX_FMT_YUV422P16, kCVPixelFormatType_422YpCbCr16 },
+ { AV_PIX_FMT_YUV422P10, kCVPixelFormatType_422YpCbCr10 },
+ { AV_PIX_FMT_YUV444P10, kCVPixelFormatType_444YpCbCr10 },
+ { AV_PIX_FMT_YUV420P, kCVPixelFormatType_420YpCbCr8Planar },
+ { AV_PIX_FMT_NV12, kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange },
+ { AV_PIX_FMT_YUYV422, kCVPixelFormatType_422YpCbCr8_yuvs },
+#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
+ { AV_PIX_FMT_GRAY8, kCVPixelFormatType_OneComponent8 },
+#endif
+ { AV_PIX_FMT_NONE, 0 }
+};
+
+typedef struct AVFoundationCaptureContext {
+ AVClass *class;
+ int list_devices;
+ CFTypeRef session; /** AVCaptureSession*/
+ char* video_size; /**< String describing video size,
+ set by a private option. */
+ char* pixel_format; /**< Set by a private option. */
+ enum AVPixelFormat pixel_format; /**< Set by a private option. */
+ int list_format; /**< Set by a private option. */
+ char* framerate; /**< Set by a private option. */
+
......@@ -442,9 +476,46 @@ index 0000000..f1b9c03
+ }
+
+ [out setAlwaysDiscardsLateVideoFrames:YES];
+ out.videoSettings = @{(id)kCVPixelBufferPixelFormatTypeKey: @(kCVPixelFormatType_32BGRA)};
+
+ //[out setVideoSettings:nil];
+
+ // select pixel format
+ struct AVFPixelFormatSpec pxl_fmt_spec;
+ pxl_fmt_spec.ff_id = AV_PIX_FMT_NONE;
+
+ av_log(s, AV_LOG_ERROR, "Supported pixel formats:\n");
+ for (NSNumber *pxl_fmt in [out availableVideoCVPixelFormatTypes]) {
+ struct AVFPixelFormatSpec pxl_fmt_dummy;
+ pxl_fmt_dummy.ff_id = AV_PIX_FMT_NONE;
+ for (int i = 0; avf_pixel_formats[i].ff_id != AV_PIX_FMT_NONE; i++) {
+ if ([pxl_fmt intValue] == avf_pixel_formats[i].avf_id) {
+ pxl_fmt_dummy = avf_pixel_formats[i];
+ break;
+ }
+ }
+
+ if (pxl_fmt_dummy.ff_id != AV_PIX_FMT_NONE) {
+ av_log(s, AV_LOG_ERROR, " %s: %d \n", av_get_pix_fmt_name(pxl_fmt_dummy.ff_id),
+ pxl_fmt_dummy.avf_id);
+
+ // select first supported pixel format instead of user selected (or default) pixel format
+ if (pxl_fmt_spec.ff_id == AV_PIX_FMT_NONE) {
+ pxl_fmt_spec = pxl_fmt_dummy;
+ }
+ }
+ }
+
+ // fail if there is no appropriate pixel format or print a warning about overriding the pixel format
+ if (pxl_fmt_spec.ff_id == AV_PIX_FMT_NONE) {
+ return 1;
+ } else {
+ av_log(s, AV_LOG_WARNING, "Overriding selected pixel format to use %s instead.\n",
+ av_get_pix_fmt_name(pxl_fmt_spec.ff_id));
+ }
+ ctx->pixel_format = pxl_fmt_spec.ff_id;
+ NSNumber *pixel_format = [NSNumber numberWithUnsignedInt:pxl_fmt_spec.avf_id];
+ NSDictionary *capture_dict = [NSDictionary dictionaryWithObject:pixel_format
+ forKey:(id)kCVPixelBufferPixelFormatTypeKey];
+ [out setVideoSettings:capture_dict];
+
+ AVFFrameReceiver* delegate = [[AVFFrameReceiver alloc] initWithContext:ctx];
+
......@@ -507,8 +578,7 @@ index 0000000..f1b9c03
+ stream->codec->codec_type = AVMEDIA_TYPE_VIDEO;
+ stream->codec->width = (int)image_buffer_size.width;
+ stream->codec->height = (int)image_buffer_size.height;
+ // No support for pixel formats for now using default one
+ stream->codec->pix_fmt = AV_PIX_FMT_BGR32;
+ stream->codec->pix_fmt = ctx->pixel_format;
+
+ CFRelease(ctx->current_frame);
+ ctx->current_frame = nil;
......@@ -527,7 +597,6 @@ index 0000000..f1b9c03
+
+ ctx->session = NULL;
+
+
+ pthread_mutex_destroy(&ctx->frame_lock);
+ pthread_cond_destroy(&ctx->frame_wait_cond);
+
......@@ -585,7 +654,8 @@ index 0000000..f1b9c03
+ if (matches.count > 0) {
+ for (NSTextCheckingResult *match in matches) {
+ NSRange range = [match rangeAtIndex:0];
+ NSString *uniqueID = [filename substringWithRange:NSMakeRange(range.location + 1, range.length-2)]; av_log(s, AV_LOG_INFO, "opening device with ID: %s\n",[uniqueID UTF8String]);
+ NSString *uniqueID = [filename substringWithRange:NSMakeRange(range.location + 1, range.length-2)];
+ av_log(s, AV_LOG_INFO, "opening device with ID: %s\n",[uniqueID UTF8String]);
+ if (!(device = [AVCaptureDevice deviceWithUniqueID:uniqueID])) {
+ // report error
+ av_log(s, AV_LOG_ERROR, "Device with name %s not found",[filename UTF8String]);
......
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