Another ping :)
On Fri, Apr 29, 2022 at 2:46 PM Bohan Li <boha...@google.com> wrote:
> Gentle ping on this :)
>
> On Tue, Apr 19, 2022 at 11:20 AM Bohan Li <boha...@google.com> wrote:
>
>> 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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