int64_t profile;
int64_t level;
+ int64_t allow_sw;
+
bool flushing;
bool has_b_frames;
bool warned_color_range;
if (!enc_info) return AVERROR(ENOMEM);
#if !TARGET_OS_IPHONE
- CFDictionarySetValue(enc_info, kVTVideoEncoderSpecification_RequireHardwareAcceleratedVideoEncoder, kCFBooleanTrue);
- CFDictionarySetValue(enc_info, kVTVideoEncoderSpecification_EnableHardwareAcceleratedVideoEncoder, kCFBooleanTrue);
+ if (!vtctx->allow_sw) {
+ CFDictionarySetValue(enc_info, kVTVideoEncoderSpecification_RequireHardwareAcceleratedVideoEncoder, kCFBooleanTrue);
+ } else {
+ CFDictionarySetValue(enc_info, kVTVideoEncoderSpecification_EnableHardwareAcceleratedVideoEncoder, kCFBooleanTrue);
+ }
#endif
if (avctx->pix_fmt != AV_PIX_FMT_VIDEOTOOLBOX) {
&vtctx->session
);
-#if !TARGET_OS_IPHONE
- if (status != 0 || !vtctx->session) {
- CFDictionaryRemoveValue(enc_info, kVTVideoEncoderSpecification_RequireHardwareAcceleratedVideoEncoder);
-
- status = VTCompressionSessionCreate(
- kCFAllocatorDefault,
- avctx->width,
- avctx->height,
- codec_type,
- enc_info,
- NULL,
- kCFAllocatorDefault,
- vtenc_output_callback,
- avctx,
- &vtctx->session
- );
- }
-#endif
-
if (pixel_buffer_info) CFRelease(pixel_buffer_info);
CFRelease(enc_info);
if (status || !vtctx->session) {
av_log(avctx, AV_LOG_ERROR, "Error: cannot create compression session: %d\n", status);
+
+#if !TARGET_OS_IPHONE
+ if (!vtctx->allow_sw) {
+ av_log(avctx, AV_LOG_ERROR, "Try -allow_sw 1. The hardware encoder may be busy, or not supported.\n");
+ }
+#endif
+
return AVERROR_EXTERNAL;
}
{ "5.1", "Level 5.1", 0, AV_OPT_TYPE_CONST, { .i64 = 51 }, INT_MIN, INT_MAX, VE, "level" },
{ "5.2", "Level 5.2", 0, AV_OPT_TYPE_CONST, { .i64 = 52 }, INT_MIN, INT_MAX, VE, "level" },
+ { "allow_sw", "Allow software encoding", OFFSET(allow_sw), AV_OPT_TYPE_BOOL,
+ { .i64 = 0 }, 0, 1, VE },
+
{ NULL },
};