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av1enc: Add to configure image formats
Expanded to support image format to YV12/I422/I444. It's related to the color bit-depth and profile of the codec. It can make configuring appropriate profile according to bit-depth and format. https://bugzilla.gnome.org/show_bug.cgi?id=791674
This commit is contained in:
Wonchul Lee
Olivier Crête
parent
cc9d65a512
commit
51d5db3f47
3 changed files with 92 additions and 3 deletions
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@ -198,7 +198,7 @@ GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-raw, "
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"format = (string) \"I420\", "
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"format = (string) { I420, Y42B, Y444, YV12 }, "
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"framerate = (fraction) [0, MAX], "
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"width = (int) [ 4, MAX ], "
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"height = (int) [ 4, MAX ]")
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@ -382,6 +382,7 @@ gst_av1_enc_init (GstAV1Enc * av1enc)
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av1enc->keyframe_dist = 30;
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av1enc->cpu_used = DEFAULT_CPU_USED;
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av1enc->format = AOM_IMG_FMT_I420;
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av1enc->aom_cfg.rc_dropframe_thresh = DEFAULT_DROP_FRAME;
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av1enc->aom_cfg.rc_resize_mode = DEFAULT_RESIZE_MODE;
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@ -404,7 +405,7 @@ gst_av1_enc_init (GstAV1Enc * av1enc)
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av1enc->aom_cfg.g_timebase.num = DEFAULT_TIMEBASE_N;
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av1enc->aom_cfg.g_timebase.den = DEFAULT_TIMEBASE_D;
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av1enc->aom_cfg.g_bit_depth = DEFAULT_BIT_DEPTH;
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av1enc->aom_cfg.g_input_bit_depth = (int) DEFAULT_BIT_DEPTH;
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av1enc->aom_cfg.g_input_bit_depth = (unsigned int) DEFAULT_BIT_DEPTH;
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g_mutex_init (&av1enc->encoder_lock);
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}
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@ -552,6 +553,54 @@ gst_av1_enc_get_downstream_profile (GstAV1Enc * av1enc)
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return profile;
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}
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static void
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gst_av1_enc_adjust_profile (GstAV1Enc * av1enc, GstVideoFormat format)
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{
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guint depth = av1enc->aom_cfg.g_bit_depth;
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guint profile = av1enc->aom_cfg.g_profile;
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gboolean update = FALSE;
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switch (profile) {
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case 0:
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if (depth < 12 && format == GST_VIDEO_FORMAT_Y444) {
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profile = 1;
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update = TRUE;
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} else if (depth == 12 || format == GST_VIDEO_FORMAT_Y42B) {
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profile = 2;
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update = TRUE;
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}
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break;
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case 1:
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if (depth == 12 || format == GST_VIDEO_FORMAT_Y42B) {
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profile = 2;
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update = TRUE;
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} else if (depth < 12 && format == GST_VIDEO_FORMAT_I420) {
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profile = 0;
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update = TRUE;
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}
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break;
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case 2:
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if (depth < 12) {
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if (format == GST_VIDEO_FORMAT_Y444) {
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profile = 1;
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update = TRUE;
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} else if (format == GST_VIDEO_FORMAT_I420) {
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profile = 0;
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update = TRUE;
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}
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}
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break;
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default:
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break;
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}
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if (update) {
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GST_INFO_OBJECT (av1enc, "profile updated to %d from %d",
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profile, av1enc->aom_cfg.g_profile);
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av1enc->aom_cfg.g_profile = profile;
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}
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}
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static gboolean
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gst_av1_enc_set_format (GstVideoEncoder * encoder, GstVideoCodecState * state)
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{
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@ -591,6 +640,18 @@ gst_av1_enc_set_format (GstVideoEncoder * encoder, GstVideoCodecState * state)
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av1enc->aom_cfg.g_error_resilient = AOM_ERROR_RESILIENT_DEFAULT;
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/* TODO: do more configuration including bit_depth config */
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av1enc->format =
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gst_video_format_to_av1_img_format (GST_VIDEO_INFO_FORMAT (info));
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if (av1enc->aom_cfg.g_bit_depth != DEFAULT_BIT_DEPTH) {
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av1enc->aom_cfg.g_input_bit_depth = av1enc->aom_cfg.g_bit_depth;
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if (av1enc->aom_cfg.g_bit_depth > 8)
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av1enc->format |= AOM_IMG_FMT_HIGHBITDEPTH;
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}
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/* Adjust profile according to format and bit-depth */
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gst_av1_enc_adjust_profile (av1enc, GST_VIDEO_INFO_FORMAT (info));
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GST_DEBUG_OBJECT (av1enc, "Calling encoder init with config:");
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gst_av1_enc_debug_encoder_cfg (&av1enc->aom_cfg);
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@ -672,7 +733,7 @@ gst_av1_enc_handle_frame (GstVideoEncoder * encoder, GstVideoCodecFrame * frame)
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GstFlowReturn ret = GST_FLOW_OK;
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GstVideoFrame vframe;
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if (!aom_img_alloc (&raw, AOM_IMG_FMT_I420, av1enc->aom_cfg.g_w,
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if (!aom_img_alloc (&raw, av1enc->format, av1enc->aom_cfg.g_w,
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av1enc->aom_cfg.g_h, 1)) {
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GST_ERROR_OBJECT (encoder, "Failed to initialize encoder");
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return FALSE;
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@ -23,6 +23,19 @@
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#include "gstav1utils.h"
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typedef struct
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{
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enum aom_img_fmt aom_format;
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GstVideoFormat gst_format;
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} AomImageFormat;
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static const AomImageFormat img_formats[] = {
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{AOM_IMG_FMT_YV12, GST_VIDEO_FORMAT_YV12},
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{AOM_IMG_FMT_I420, GST_VIDEO_FORMAT_I420},
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{AOM_IMG_FMT_I422, GST_VIDEO_FORMAT_Y42B},
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{AOM_IMG_FMT_I444, GST_VIDEO_FORMAT_Y444},
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};
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const char *
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gst_av1_get_error_name (aom_codec_err_t status)
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{
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@ -49,3 +62,16 @@ gst_av1_get_error_name (aom_codec_err_t status)
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return "unknown";
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}
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}
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gint
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gst_video_format_to_av1_img_format (GstVideoFormat format)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (img_formats); i++)
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if (img_formats[i].gst_format == format)
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return img_formats[i].aom_format;
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GST_WARNING ("av1 img format not found");
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return -1;
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}
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@ -18,11 +18,13 @@
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*/
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <aom/aom_codec.h>
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G_BEGIN_DECLS
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const char *gst_av1_get_error_name (aom_codec_err_t status);
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gint gst_video_format_to_av1_img_format (GstVideoFormat format);
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G_END_DECLS
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