When target levels are set, this patch checks whether they are
satisfied by libaom. If not, a warning is shown. Otherwise the output
levels are also logged.
This patch applies basically the same approach used for libvpx.
Signed-off-by: Bohan Li <boha...@google.com>
---
libavcodec/libaomenc.c | 64 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/libavcodec/libaomenc.c b/libavcodec/libaomenc.c
index 054903e6e2..77be56fa51 100644
--- a/libavcodec/libaomenc.c
+++ b/libavcodec/libaomenc.c
@@ -198,6 +198,12 @@ static const char *const ctlidstr[] = {
[AV1E_SET_ENABLE_SMOOTH_INTERINTRA] = "AV1E_SET_ENABLE_SMOOTH_INTERINTRA",
[AV1E_SET_ENABLE_REF_FRAME_MVS] = "AV1E_SET_ENABLE_REF_FRAME_MVS",
#endif
+#ifdef AOM_CTRL_AV1E_GET_SEQ_LEVEL_IDX
+ [AV1E_GET_SEQ_LEVEL_IDX] = "AV1E_GET_SEQ_LEVEL_IDX",
+#endif
+#ifdef AOM_CTRL_AV1E_GET_TARGET_SEQ_LEVEL_IDX
+ [AV1E_GET_TARGET_SEQ_LEVEL_IDX] = "AV1E_GET_TARGET_SEQ_LEVEL_IDX",
+#endif
};
static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
@@ -323,10 +329,68 @@ static av_cold int codecctl_int(AVCodecContext *avctx,
return 0;
}
+#if defined(AOM_CTRL_AV1E_GET_SEQ_LEVEL_IDX) && \
+ defined(AOM_CTRL_AV1E_GET_TARGET_SEQ_LEVEL_IDX)
+static av_cold int codecctl_intp(AVCodecContext *avctx,
+#ifdef UENUM1BYTE
+ aome_enc_control_id id,
+#else
+ enum aome_enc_control_id id,
+#endif
+ int* ptr)
+{
+ AOMContext *ctx = avctx->priv_data;
+ char buf[80];
+ int width = -30;
+ int res;
+
+ snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
+ av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *ptr);
+
+ res = aom_codec_control(&ctx->encoder, id, ptr);
+ if (res != AOM_CODEC_OK) {
+ snprintf(buf, sizeof(buf), "Failed to set %s codec control",
+ ctlidstr[id]);
+ log_encoder_error(avctx, buf);
+ return AVERROR(EINVAL);
+ }
+
+ return 0;
+}
+#endif
+
static av_cold int aom_free(AVCodecContext *avctx)
{
AOMContext *ctx = avctx->priv_data;
+#if defined(AOM_CTRL_AV1E_GET_SEQ_LEVEL_IDX) && \
+ defined(AOM_CTRL_AV1E_GET_TARGET_SEQ_LEVEL_IDX)
+ if (!(avctx->flags & AV_CODEC_FLAG_PASS1)) {
+ int levels[32] = { 0 };
+ int target_levels[32] = { 0 };
+
+ if (!codecctl_intp(avctx, AV1E_GET_SEQ_LEVEL_IDX, levels) &&
+ !codecctl_intp(avctx, AV1E_GET_TARGET_SEQ_LEVEL_IDX,
+ target_levels)) {
+ for (int i = 0; i < 32; i++) {
+ if (levels[i] > target_levels[i]) {
+ // Warn when the target level was not met
+ av_log(avctx, AV_LOG_WARNING,
+ "Could not encode to target level %d.%d for "
+ "operating point %d. The output level is %d.%d.\n",
+ 2 + (target_levels[i] >> 2), target_levels[i] & 3,
+ i, 2 + (levels[i] >> 2), levels[i] & 3);
+ } else if (target_levels[i] < 31) {
+ // Log the encoded level if a target level was given
+ av_log(avctx, AV_LOG_INFO,
+ "Output level for operating point %d is %d.%d.\n",
+ i, 2 + (levels[i] >> 2), levels[i] & 3);
+ }
+ }
+ }
+ }
+#endif
+
aom_codec_destroy(&ctx->encoder);
av_freep(&ctx->twopass_stats.buf);
av_freep(&avctx->stats_out);
--
2.36.0.rc0.470.gd361397f0d-goog
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