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vp8enc: Add support for enabling automatic insertion of alt-ref frames by the encoder

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This commit is contained in:
Sebastian Dröge 2010-07-10 16:52:10 +02:00
parent 98048829b0
commit 2dba63a19c
2 changed files with 27 additions and 1 deletions
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27
ext/vp8/gstvp8enc.c
View File

@ -75,6 +75,7 @@ typedef struct
#define DEFAULT_THREADS 1 #define DEFAULT_THREADS 1
#define DEFAULT_MULTIPASS_MODE VPX_RC_ONE_PASS #define DEFAULT_MULTIPASS_MODE VPX_RC_ONE_PASS
#define DEFAULT_MULTIPASS_CACHE_FILE NULL #define DEFAULT_MULTIPASS_CACHE_FILE NULL
#define DEFAULT_AUTO_ALT_REF_FRAMES FALSE
enum enum
{ {
@ -88,7 +89,8 @@ enum
PROP_SPEED, PROP_SPEED,
PROP_THREADS, PROP_THREADS,
PROP_MULTIPASS_MODE, PROP_MULTIPASS_MODE,
PROP_MULTIPASS_CACHE_FILE PROP_MULTIPASS_CACHE_FILE,
PROP_AUTO_ALT_REF_FRAMES
}; };
#define GST_VP8_ENC_MODE_TYPE (gst_vp8_enc_mode_get_type()) #define GST_VP8_ENC_MODE_TYPE (gst_vp8_enc_mode_get_type())
@ -287,6 +289,13 @@ gst_vp8_enc_class_init (GstVP8EncClass * klass)
DEFAULT_MULTIPASS_CACHE_FILE, DEFAULT_MULTIPASS_CACHE_FILE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS))); (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_AUTO_ALT_REF_FRAMES,
g_param_spec_boolean ("auto-alt-ref-frames", "Auto Alt Ref Frames",
"Automatically create alternative reference frames",
DEFAULT_AUTO_ALT_REF_FRAMES,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
GST_DEBUG_CATEGORY_INIT (gst_vp8enc_debug, "vp8enc", 0, "VP8 Encoder"); GST_DEBUG_CATEGORY_INIT (gst_vp8enc_debug, "vp8enc", 0, "VP8 Encoder");
} }
@ -304,6 +313,7 @@ gst_vp8_enc_init (GstVP8Enc * gst_vp8_enc, GstVP8EncClass * klass)
gst_vp8_enc->max_keyframe_distance = DEFAULT_MAX_KEYFRAME_DISTANCE; gst_vp8_enc->max_keyframe_distance = DEFAULT_MAX_KEYFRAME_DISTANCE;
gst_vp8_enc->multipass_mode = DEFAULT_MULTIPASS_MODE; gst_vp8_enc->multipass_mode = DEFAULT_MULTIPASS_MODE;
gst_vp8_enc->multipass_cache_file = DEFAULT_MULTIPASS_CACHE_FILE; gst_vp8_enc->multipass_cache_file = DEFAULT_MULTIPASS_CACHE_FILE;
gst_vp8_enc->auto_alt_ref_frames = DEFAULT_AUTO_ALT_REF_FRAMES;
/* FIXME: Add sink/src event vmethods */ /* FIXME: Add sink/src event vmethods */
gst_vp8_enc->base_sink_event_func = gst_vp8_enc->base_sink_event_func =
@ -372,6 +382,9 @@ gst_vp8_enc_set_property (GObject * object, guint prop_id,
g_free (gst_vp8_enc->multipass_cache_file); g_free (gst_vp8_enc->multipass_cache_file);
gst_vp8_enc->multipass_cache_file = g_value_dup_string (value); gst_vp8_enc->multipass_cache_file = g_value_dup_string (value);
break; break;
case PROP_AUTO_ALT_REF_FRAMES:
gst_vp8_enc->auto_alt_ref_frames = g_value_get_boolean (value);
break;
default: default:
break; break;
} }
@ -417,6 +430,9 @@ gst_vp8_enc_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_MULTIPASS_CACHE_FILE: case PROP_MULTIPASS_CACHE_FILE:
g_value_set_string (value, gst_vp8_enc->multipass_cache_file); g_value_set_string (value, gst_vp8_enc->multipass_cache_file);
break; break;
case PROP_AUTO_ALT_REF_FRAMES:
g_value_set_boolean (value, gst_vp8_enc->auto_alt_ref_frames);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
@ -791,6 +807,15 @@ gst_vp8_enc_handle_frame (GstBaseVideoEncoder * base_video_encoder,
gst_vpx_error_name (status)); gst_vpx_error_name (status));
} }
status =
vpx_codec_control (&encoder->encoder, VP8E_SET_ENABLEAUTOALTREF,
(encoder->auto_alt_ref_frames ? 1 : 0));
if (status != VPX_CODEC_OK) {
GST_WARNING_OBJECT (encoder,
"Failed to set VP8E_ENABLEAUTOALTREF to %d: %s",
(encoder->auto_alt_ref_frames ? 1 : 0), gst_vpx_error_name (status));
}
gst_base_video_encoder_set_latency (base_video_encoder, 0, gst_base_video_encoder_set_latency (base_video_encoder, 0,
gst_util_uint64_scale (encoder->max_latency, gst_util_uint64_scale (encoder->max_latency,
base_video_encoder->state.fps_d * GST_SECOND, base_video_encoder->state.fps_d * GST_SECOND,

1
ext/vp8/gstvp8enc.h
View File

@ -71,6 +71,7 @@ struct _GstVP8Enc
gchar *multipass_cache_file; gchar *multipass_cache_file;
GByteArray *first_pass_cache_content; GByteArray *first_pass_cache_content;
vpx_fixed_buf_t last_pass_cache_content; vpx_fixed_buf_t last_pass_cache_content;
gboolean auto_alt_ref_frames;
/* state */ /* state */
gboolean force_keyframe; gboolean force_keyframe;