118 static void DisableKeyframes(WebPAnimEncoderOptions* const enc_options) {  in DisableKeyframes()  argument
119   enc_options->kmax = INT_MAX;  in DisableKeyframes()
120   enc_options->kmin = enc_options->kmax - 1;  in DisableKeyframes()
125 static void SanitizeEncoderOptions(WebPAnimEncoderOptions* const enc_options) {  in SanitizeEncoderOptions()  argument
126   int print_warning = enc_options->verbose;  in SanitizeEncoderOptions()
128   if (enc_options->minimize_size) {  in SanitizeEncoderOptions()
129     DisableKeyframes(enc_options);  in SanitizeEncoderOptions()
132   if (enc_options->kmax == 1) {  // All frames will be key-frames.  in SanitizeEncoderOptions()
133     enc_options->kmin = 0;  in SanitizeEncoderOptions()
134     enc_options->kmax = 0;  in SanitizeEncoderOptions()
136   } else if (enc_options->kmax <= 0) {  in SanitizeEncoderOptions()
137     DisableKeyframes(enc_options);  in SanitizeEncoderOptions()
141   if (enc_options->kmin >= enc_options->kmax) {  in SanitizeEncoderOptions()
142     enc_options->kmin = enc_options->kmax - 1;  in SanitizeEncoderOptions()
145               enc_options->kmin);  in SanitizeEncoderOptions()
148     const int kmin_limit = enc_options->kmax / 2 + 1;  in SanitizeEncoderOptions()
149     if (enc_options->kmin < kmin_limit && kmin_limit < enc_options->kmax) {  in SanitizeEncoderOptions()
152       enc_options->kmin = kmin_limit;  in SanitizeEncoderOptions()
156                 enc_options->kmin);  in SanitizeEncoderOptions()
161   if (enc_options->kmax - enc_options->kmin > MAX_CACHED_FRAMES) {  in SanitizeEncoderOptions()
162     enc_options->kmin = enc_options->kmax - MAX_CACHED_FRAMES;  in SanitizeEncoderOptions()
166               enc_options->kmin, MAX_CACHED_FRAMES);  in SanitizeEncoderOptions()
169   assert(enc_options->kmin < enc_options->kmax);  in SanitizeEncoderOptions()
174 static void DefaultEncoderOptions(WebPAnimEncoderOptions* const enc_options) {  in DefaultEncoderOptions()  argument
175   enc_options->anim_params.loop_count = 0;  in DefaultEncoderOptions()
176   enc_options->anim_params.bgcolor = 0xffffffff;  // White.  in DefaultEncoderOptions()
177   enc_options->minimize_size = 0;  in DefaultEncoderOptions()
178   DisableKeyframes(enc_options);  in DefaultEncoderOptions()
179   enc_options->allow_mixed = 0;  in DefaultEncoderOptions()
180   enc_options->verbose = 0;  in DefaultEncoderOptions()
183 int WebPAnimEncoderOptionsInitInternal(WebPAnimEncoderOptions* enc_options,  in WebPAnimEncoderOptionsInitInternal()  argument
185   if (enc_options == NULL ||  in WebPAnimEncoderOptionsInitInternal()
189   DefaultEncoderOptions(enc_options);  in WebPAnimEncoderOptionsInitInternal()
237     int width, int height, const WebPAnimEncoderOptions* enc_options,  in WebPAnimEncoderNewInternal()  argument
259   if (enc_options != NULL) {  in WebPAnimEncoderNewInternal()
260     *(WebPAnimEncoderOptions*)&enc->options_ = *enc_options;  in WebPAnimEncoderNewInternal()