[FFmpeg-devel] [PATCH 5/6] avcodec/lib*, avformat/tee: Simplify iterating over AVDictionary

epirat07 at gmail.com epirat07 at gmail.com
Fri May 17 18:41:26 EEST 2024



On 17 May 2024, at 17:25, Andreas Rheinhardt wrote:

> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
> ---
>  libavcodec/libaomenc.c  | 4 ++--
>  libavcodec/libkvazaar.c | 4 ++--
>  libavcodec/libsvtav1.c  | 6 +++---
>  libavcodec/libx264.c    | 4 ++--
>  libavcodec/libx265.c    | 4 ++--
>  libavformat/tee.c       | 4 ++--
>  6 files changed, 13 insertions(+), 13 deletions(-)
>
> diff --git a/libavcodec/libaomenc.c b/libavcodec/libaomenc.c
> index c39853c20f..dec74ebecd 100644
> --- a/libavcodec/libaomenc.c
> +++ b/libavcodec/libaomenc.c
> @@ -970,9 +970,9 @@ static av_cold int aom_init(AVCodecContext *avctx,
>
>  #if AOM_ENCODER_ABI_VERSION >= 23
>      {
> -        AVDictionaryEntry *en = NULL;
> +        const AVDictionaryEntry *en = NULL;
>
> -        while ((en = av_dict_get(ctx->aom_params, "", en, AV_DICT_IGNORE_SUFFIX))) {
> +        while ((en = av_dict_iterate(ctx->aom_params, en))) {
>              int ret = aom_codec_set_option(&ctx->encoder, en->key, en->value);
>              if (ret != AOM_CODEC_OK) {
>                  log_encoder_error(avctx, en->key);
> diff --git a/libavcodec/libkvazaar.c b/libavcodec/libkvazaar.c
> index 0711d9ab38..cd731ae9d0 100644
> --- a/libavcodec/libkvazaar.c
> +++ b/libavcodec/libkvazaar.c
> @@ -111,8 +111,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
>      if (ctx->kvz_params) {
>          AVDictionary *dict = NULL;
>          if (!av_dict_parse_string(&dict, ctx->kvz_params, "=", ",", 0)) {
> -            AVDictionaryEntry *entry = NULL;
> -            while ((entry = av_dict_get(dict, "", entry, AV_DICT_IGNORE_SUFFIX))) {
> +            const AVDictionaryEntry *entry = NULL;
> +            while ((entry = av_dict_iterate(dict, entry))) {
>                  if (!api->config_parse(cfg, entry->key, entry->value)) {
>                      av_log(avctx, AV_LOG_WARNING, "Invalid option: %s=%s.\n",
>                             entry->key, entry->value);
> diff --git a/libavcodec/libsvtav1.c b/libavcodec/libsvtav1.c
> index 9bc165f0cf..2fef8c8971 100644
> --- a/libavcodec/libsvtav1.c
> +++ b/libavcodec/libsvtav1.c
> @@ -210,7 +210,7 @@ static int config_enc_params(EbSvtAv1EncConfiguration *param,
>  {
>      SvtContext *svt_enc = avctx->priv_data;
>      const AVPixFmtDescriptor *desc;
> -    AVDictionaryEntry *en = NULL;
> +    const AVDictionaryEntry av_unused *en = NULL;
>
>      // Update param from options
>      if (svt_enc->enc_mode >= -1)
> @@ -326,7 +326,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>      handle_side_data(avctx, param);
>
>  #if SVT_AV1_CHECK_VERSION(0, 9, 1)
> -    while ((en = av_dict_get(svt_enc->svtav1_opts, "", en, AV_DICT_IGNORE_SUFFIX))) {
> +    while ((en = av_dict_iterate(svt_enc->svtav1_opts, en))) {
>          EbErrorType ret = svt_av1_enc_parse_parameter(param, en->key, en->value);
>          if (ret != EB_ErrorNone) {
>              int level = (avctx->err_recognition & AV_EF_EXPLODE) ? AV_LOG_ERROR : AV_LOG_WARNING;
> @@ -336,7 +336,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          }
>      }
>  #else
> -    if ((en = av_dict_get(svt_enc->svtav1_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
> +    if (av_dict_count(svt_enc->svtav1_opts)) {
>          int level = (avctx->err_recognition & AV_EF_EXPLODE) ? AV_LOG_ERROR : AV_LOG_WARNING;
>          av_log(avctx, level, "svt-params needs libavcodec to be compiled with SVT-AV1 "
>                               "headers >= 0.9.1.\n");
> diff --git a/libavcodec/libx264.c b/libavcodec/libx264.c
> index 2715f277f1..29d1a7ccbc 100644
> --- a/libavcodec/libx264.c
> +++ b/libavcodec/libx264.c
> @@ -1385,8 +1385,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          x4->params.b_repeat_headers = 1;
>
>      {
> -        AVDictionaryEntry *en = NULL;
> -        while (en = av_dict_get(x4->x264_params, "", en, AV_DICT_IGNORE_SUFFIX)) {
> +        const AVDictionaryEntry *en = NULL;
> +        while (en = av_dict_iterate(x4->x264_params, en)) {

Missing pair of braces to make the compiler not warn about assignment in check, no?

>             if ((ret = x264_param_parse(&x4->params, en->key, en->value)) < 0) {
>                 av_log(avctx, AV_LOG_WARNING,
>                        "Error parsing option '%s = %s'.\n",
> diff --git a/libavcodec/libx265.c b/libavcodec/libx265.c
> index c4ceffff5d..ac1dbc4f97 100644
> --- a/libavcodec/libx265.c
> +++ b/libavcodec/libx265.c
> @@ -495,8 +495,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
>      }
>
>      {
> -        AVDictionaryEntry *en = NULL;
> -        while ((en = av_dict_get(ctx->x265_opts, "", en, AV_DICT_IGNORE_SUFFIX))) {
> +        const AVDictionaryEntry *en = NULL;
> +        while ((en = av_dict_iterate(ctx->x265_opts, en))) {
>              int parse_ret = ctx->api->param_parse(ctx->params, en->key, en->value);
>
>              switch (parse_ret) {
> diff --git a/libavformat/tee.c b/libavformat/tee.c
> index 0c0543fa65..1a2a8ead82 100644
> --- a/libavformat/tee.c
> +++ b/libavformat/tee.c
> @@ -313,7 +313,7 @@ static int open_slave(AVFormatContext *avf, char *slave, TeeSlave *tee_slave)
>      }
>
>      entry = NULL;
> -    while (entry = av_dict_get(bsf_options, "", NULL, AV_DICT_IGNORE_SUFFIX)) {
> +    while (entry = av_dict_iterate(bsf_options, NULL)) {

Same as above

>          const char *spec = entry->key;
>          if (*spec) {
>              if (strspn(spec, slave_bsfs_spec_sep) != 1) {
> @@ -390,7 +390,7 @@ static int open_slave(AVFormatContext *avf, char *slave, TeeSlave *tee_slave)
>
>      if (options) {
>          entry = NULL;
> -        while ((entry = av_dict_get(options, "", entry, AV_DICT_IGNORE_SUFFIX)))
> +        while ((entry = av_dict_iterate(options, entry)))
>              av_log(avf2, AV_LOG_ERROR, "Unknown option '%s'\n", entry->key);
>          ret = AVERROR_OPTION_NOT_FOUND;
>          goto end;
> -- 
> 2.40.1

Otherwise LGTM, thanks!

>
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