return 0;
}
- if (pkt)
- return av_packet_copy_props(avci->last_pkt_props, pkt);
- return 0;
+ static int extract_packet_props(AVCodecInternal *avci, const AVPacket *pkt)
+ {
++ int ret = 0;
++
+ av_packet_unref(avci->last_pkt_props);
++ if (pkt) {
++ ret = av_packet_copy_props(avci->last_pkt_props, pkt);
++ if (!ret)
++ avci->last_pkt_props->size = pkt->size; // HACK: Needed for ff_init_buffer_info().
++ }
++ return ret;
+ }
+
static int unrefcount_frame(AVCodecInternal *avci, AVFrame *frame)
{
int ret;
return AVERROR(ENOSYS);
}
- avctx->internal->pkt = avpkt;
+ *got_picture_ptr = 0;
+ if ((avctx->coded_width || avctx->coded_height) && av_image_check_size2(avctx->coded_width, avctx->coded_height, avctx->max_pixels, AV_PIX_FMT_NONE, 0, avctx))
+ return AVERROR(EINVAL);
+
-
+ ret = extract_packet_props(avci, avpkt);
+ if (ret < 0)
+ return ret;
ret = apply_param_change(avctx, avpkt);
if (ret < 0)
return ret;
if ((avctx->codec->capabilities & AV_CODEC_CAP_DELAY) || avpkt->size ||
(avctx->active_thread_type & FF_THREAD_FRAME)) {
- avctx->internal->pkt = &tmp;
+#if FF_API_MERGE_SD
+FF_DISABLE_DEPRECATION_WARNINGS
+ int did_split = av_packet_split_side_data(&tmp);
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+ ret = apply_param_change(avctx, &tmp);
+ if (ret < 0)
+ goto fail;
+
++ ret = extract_packet_props(avci, &tmp);
++ if (ret < 0)
++ return ret;
if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)
ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr,
- avpkt);
+ &tmp);
else {
ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
- avpkt);
+ &tmp);
if (!(avctx->codec->caps_internal & FF_CODEC_CAP_SETS_PKT_DTS))
picture->pkt_dts = avpkt->dts;
+
+ if(!avctx->has_b_frames){
+ av_frame_set_pkt_pos(picture, avpkt->pos);
+ }
+ //FIXME these should be under if(!avctx->has_b_frames)
/* get_buffer is supposed to set frame parameters */
if (!(avctx->codec->capabilities & AV_CODEC_CAP_DR1)) {
- picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
- picture->width = avctx->width;
- picture->height = avctx->height;
- picture->format = avctx->pix_fmt;
+ if (!picture->sample_aspect_ratio.num) picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
+ if (!picture->width) picture->width = avctx->width;
+ if (!picture->height) picture->height = avctx->height;
+ if (picture->format == AV_PIX_FMT_NONE) picture->format = avctx->pix_fmt;
}
}
+fail:
emms_c(); //needed to avoid an emms_c() call before every return;
- avctx->internal->pkt = NULL;
+#if FF_API_MERGE_SD
+ if (did_split) {
+ av_packet_free_side_data(&tmp);
+ if(ret == tmp.size)
+ ret = avpkt->size;
+ }
+#endif
+ if (picture->flags & AV_FRAME_FLAG_DISCARD) {
+ *got_picture_ptr = 0;
+ }
if (*got_picture_ptr) {
if (!avctx->refcounted_frames) {
int err = unrefcount_frame(avci, picture);
av_frame_unref(frame);
- if ((avctx->codec->capabilities & AV_CODEC_CAP_DELAY) || avpkt->size) {
- ret = avctx->codec->decode(avctx, frame, got_frame_ptr, avpkt);
+ if ((avctx->codec->capabilities & AV_CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type & FF_THREAD_FRAME)) {
+ uint8_t *side;
+ int side_size;
+ uint32_t discard_padding = 0;
+ uint8_t skip_reason = 0;
+ uint8_t discard_reason = 0;
+ // copy to ensure we do not change avpkt
+ AVPacket tmp = *avpkt;
+#if FF_API_MERGE_SD
+FF_DISABLE_DEPRECATION_WARNINGS
+ int did_split = av_packet_split_side_data(&tmp);
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+ ret = apply_param_change(avctx, &tmp);
+ if (ret < 0)
+ goto fail;
+
- avctx->internal->pkt = &tmp;
++ ret = extract_packet_props(avci, &tmp);
++ if (ret < 0)
++ return ret;
+ if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)
+ ret = ff_thread_decode_frame(avctx, frame, got_frame_ptr, &tmp);
+ else {
+ ret = avctx->codec->decode(avctx, frame, got_frame_ptr, &tmp);
+ av_assert0(ret <= tmp.size);
+ frame->pkt_dts = avpkt->dts;
+ }
if (ret >= 0 && *got_frame_ptr) {
avctx->frame_number++;
- frame->pkt_dts = avpkt->dts;
+ av_frame_set_best_effort_timestamp(frame,
+ guess_correct_pts(avctx,
+ frame->pts,
+ frame->pkt_dts));
if (frame->format == AV_SAMPLE_FMT_NONE)
frame->format = avctx->sample_fmt;
- side= av_packet_get_side_data(avctx->internal->pkt, AV_PKT_DATA_SKIP_SAMPLES, &side_size);
+ if (!frame->channel_layout)
+ frame->channel_layout = avctx->channel_layout;
+ if (!av_frame_get_channels(frame))
+ av_frame_set_channels(frame, avctx->channels);
+ if (!frame->sample_rate)
+ frame->sample_rate = avctx->sample_rate;
+ }
+
- avctx->internal->pkt = NULL;
++ side= av_packet_get_side_data(avci->last_pkt_props, AV_PKT_DATA_SKIP_SAMPLES, &side_size);
+ if(side && side_size>=10) {
+ avctx->internal->skip_samples = AV_RL32(side) * avctx->internal->skip_samples_multiplier;
+ discard_padding = AV_RL32(side + 4);
+ av_log(avctx, AV_LOG_DEBUG, "skip %d / discard %d samples due to side data\n",
+ avctx->internal->skip_samples, (int)discard_padding);
+ skip_reason = AV_RL8(side + 8);
+ discard_reason = AV_RL8(side + 9);
+ }
+
+ if ((frame->flags & AV_FRAME_FLAG_DISCARD) && *got_frame_ptr &&
+ !(avctx->flags2 & AV_CODEC_FLAG2_SKIP_MANUAL)) {
+ avctx->internal->skip_samples = FFMAX(0, avctx->internal->skip_samples - frame->nb_samples);
+ *got_frame_ptr = 0;
+ }
+
+ if (avctx->internal->skip_samples > 0 && *got_frame_ptr &&
+ !(avctx->flags2 & AV_CODEC_FLAG2_SKIP_MANUAL)) {
+ if(frame->nb_samples <= avctx->internal->skip_samples){
+ *got_frame_ptr = 0;
+ avctx->internal->skip_samples -= frame->nb_samples;
+ av_log(avctx, AV_LOG_DEBUG, "skip whole frame, skip left: %d\n",
+ avctx->internal->skip_samples);
+ } else {
+ av_samples_copy(frame->extended_data, frame->extended_data, 0, avctx->internal->skip_samples,
+ frame->nb_samples - avctx->internal->skip_samples, avctx->channels, frame->format);
+ if(avctx->pkt_timebase.num && avctx->sample_rate) {
+ int64_t diff_ts = av_rescale_q(avctx->internal->skip_samples,
+ (AVRational){1, avctx->sample_rate},
+ avctx->pkt_timebase);
+ if(frame->pts!=AV_NOPTS_VALUE)
+ frame->pts += diff_ts;
+#if FF_API_PKT_PTS
+FF_DISABLE_DEPRECATION_WARNINGS
+ if(frame->pkt_pts!=AV_NOPTS_VALUE)
+ frame->pkt_pts += diff_ts;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+ if(frame->pkt_dts!=AV_NOPTS_VALUE)
+ frame->pkt_dts += diff_ts;
+ if (av_frame_get_pkt_duration(frame) >= diff_ts)
+ av_frame_set_pkt_duration(frame, av_frame_get_pkt_duration(frame) - diff_ts);
+ } else {
+ av_log(avctx, AV_LOG_WARNING, "Could not update timestamps for skipped samples.\n");
+ }
+ av_log(avctx, AV_LOG_DEBUG, "skip %d/%d samples\n",
+ avctx->internal->skip_samples, frame->nb_samples);
+ frame->nb_samples -= avctx->internal->skip_samples;
+ avctx->internal->skip_samples = 0;
+ }
+ }
+
+ if (discard_padding > 0 && discard_padding <= frame->nb_samples && *got_frame_ptr &&
+ !(avctx->flags2 & AV_CODEC_FLAG2_SKIP_MANUAL)) {
+ if (discard_padding == frame->nb_samples) {
+ *got_frame_ptr = 0;
+ } else {
+ if(avctx->pkt_timebase.num && avctx->sample_rate) {
+ int64_t diff_ts = av_rescale_q(frame->nb_samples - discard_padding,
+ (AVRational){1, avctx->sample_rate},
+ avctx->pkt_timebase);
+ av_frame_set_pkt_duration(frame, diff_ts);
+ } else {
+ av_log(avctx, AV_LOG_WARNING, "Could not update timestamps for discarded samples.\n");
+ }
+ av_log(avctx, AV_LOG_DEBUG, "discard %d/%d samples\n",
+ (int)discard_padding, frame->nb_samples);
+ frame->nb_samples -= discard_padding;
+ }
+ }
+
+ if ((avctx->flags2 & AV_CODEC_FLAG2_SKIP_MANUAL) && *got_frame_ptr) {
+ AVFrameSideData *fside = av_frame_new_side_data(frame, AV_FRAME_DATA_SKIP_SAMPLES, 10);
+ if (fside) {
+ AV_WL32(fside->data, avctx->internal->skip_samples);
+ AV_WL32(fside->data + 4, discard_padding);
+ AV_WL8(fside->data + 8, skip_reason);
+ AV_WL8(fside->data + 9, discard_reason);
+ avctx->internal->skip_samples = 0;
+ }
+ }
+fail:
+#if FF_API_MERGE_SD
+ if (did_split) {
+ av_packet_free_side_data(&tmp);
+ if(ret == tmp.size)
+ ret = avpkt->size;
+ }
+#endif
+ if (ret >= 0 && *got_frame_ptr) {
if (!avctx->refcounted_frames) {
int err = unrefcount_frame(avci, frame);
if (err < 0)
int *got_sub_ptr,
AVPacket *avpkt)
{
- int ret;
+ int i, ret = 0;
- ret = extract_packet_props(avctx->internal, avpkt);
- if (ret < 0)
- return ret;
+ if (!avpkt->data && avpkt->size) {
+ av_log(avctx, AV_LOG_ERROR, "invalid packet: NULL data, size != 0\n");
+ return AVERROR(EINVAL);
+ }
+ if (!avctx->codec)
+ return AVERROR(EINVAL);
+ if (avctx->codec->type != AVMEDIA_TYPE_SUBTITLE) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid media type for subtitles\n");
+ return AVERROR(EINVAL);
+ }
*got_sub_ptr = 0;
- ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt);
- if (*got_sub_ptr)
- avctx->frame_number++;
+ get_subtitle_defaults(sub);
+
+ if ((avctx->codec->capabilities & AV_CODEC_CAP_DELAY) || avpkt->size) {
+ AVPacket pkt_recoded;
+ AVPacket tmp = *avpkt;
+#if FF_API_MERGE_SD
+FF_DISABLE_DEPRECATION_WARNINGS
+ int did_split = av_packet_split_side_data(&tmp);
+ //apply_param_change(avctx, &tmp);
+
+ if (did_split) {
+ /* FFMIN() prevents overflow in case the packet wasn't allocated with
+ * proper padding.
+ * If the side data is smaller than the buffer padding size, the
+ * remaining bytes should have already been filled with zeros by the
+ * original packet allocation anyway. */
+ memset(tmp.data + tmp.size, 0,
+ FFMIN(avpkt->size - tmp.size, AV_INPUT_BUFFER_PADDING_SIZE));
+ }
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+
+ pkt_recoded = tmp;
+ ret = recode_subtitle(avctx, &pkt_recoded, &tmp);
+ if (ret < 0) {
+ *got_sub_ptr = 0;
+ } else {
- avctx->internal->pkt = &pkt_recoded;
++ ret = extract_packet_props(avctx->internal, &pkt_recoded);
++ if (ret < 0)
++ return ret;
+
+ if (avctx->pkt_timebase.num && avpkt->pts != AV_NOPTS_VALUE)
+ sub->pts = av_rescale_q(avpkt->pts,
+ avctx->pkt_timebase, AV_TIME_BASE_Q);
+ ret = avctx->codec->decode(avctx, sub, got_sub_ptr, &pkt_recoded);
+ av_assert1((ret >= 0) >= !!*got_sub_ptr &&
+ !!*got_sub_ptr >= !!sub->num_rects);
+
+#if FF_API_ASS_TIMING
+ if (avctx->sub_text_format == FF_SUB_TEXT_FMT_ASS_WITH_TIMINGS
+ && *got_sub_ptr && sub->num_rects) {
+ const AVRational tb = avctx->pkt_timebase.num ? avctx->pkt_timebase
+ : avctx->time_base;
+ int err = convert_sub_to_old_ass_form(sub, avpkt, tb);
+ if (err < 0)
+ ret = err;
+ }
+#endif
+
+ if (sub->num_rects && !sub->end_display_time && avpkt->duration &&
+ avctx->pkt_timebase.num) {
+ AVRational ms = { 1, 1000 };
+ sub->end_display_time = av_rescale_q(avpkt->duration,
+ avctx->pkt_timebase, ms);
+ }
+
+ if (avctx->codec_descriptor->props & AV_CODEC_PROP_BITMAP_SUB)
+ sub->format = 0;
+ else if (avctx->codec_descriptor->props & AV_CODEC_PROP_TEXT_SUB)
+ sub->format = 1;
+
+ for (i = 0; i < sub->num_rects; i++) {
+ if (sub->rects[i]->ass && !utf8_check(sub->rects[i]->ass)) {
+ av_log(avctx, AV_LOG_ERROR,
+ "Invalid UTF-8 in decoded subtitles text; "
+ "maybe missing -sub_charenc option\n");
+ avsubtitle_free(sub);
+ ret = AVERROR_INVALIDDATA;
+ break;
+ }
+ }
+
+ if (tmp.data != pkt_recoded.data) { // did we recode?
+ /* prevent from destroying side data from original packet */
+ pkt_recoded.side_data = NULL;
+ pkt_recoded.side_data_elems = 0;
+
+ av_packet_unref(&pkt_recoded);
+ }
- avctx->internal->pkt = NULL;
+ }
+
+#if FF_API_MERGE_SD
+ if (did_split) {
+ av_packet_free_side_data(&tmp);
+ if(ret == tmp.size)
+ ret = avpkt->size;
+ }
+#endif
+
+ if (*got_sub_ptr)
+ avctx->frame_number++;
+ }
+
return ret;
}
}
}
-int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame)
+static int add_metadata_from_side_data(const AVPacket *avpkt, AVFrame *frame)
{
- AVPacket *pkt = avctx->internal->last_pkt_props;
+ int size;
+ const uint8_t *side_metadata;
+
+ AVDictionary **frame_md = avpriv_frame_get_metadatap(frame);
+
+ side_metadata = av_packet_get_side_data(avpkt,
+ AV_PKT_DATA_STRINGS_METADATA, &size);
+ return av_packet_unpack_dictionary(side_metadata, size, frame_md);
+}
+
+int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame)
+{
- const AVPacket *pkt = avctx->internal->pkt;
++ const AVPacket *pkt = avctx->internal->last_pkt_props;
int i;
- struct {
+ static const struct {
enum AVPacketSideDataType packet;
enum AVFrameSideDataType frame;
} sd[] = {
- { AV_PKT_DATA_REPLAYGAIN , AV_FRAME_DATA_REPLAYGAIN },
- { AV_PKT_DATA_DISPLAYMATRIX, AV_FRAME_DATA_DISPLAYMATRIX },
- { AV_PKT_DATA_SPHERICAL, AV_FRAME_DATA_SPHERICAL },
- { AV_PKT_DATA_STEREO3D, AV_FRAME_DATA_STEREO3D },
- { AV_PKT_DATA_AUDIO_SERVICE_TYPE, AV_FRAME_DATA_AUDIO_SERVICE_TYPE },
+ { AV_PKT_DATA_REPLAYGAIN , AV_FRAME_DATA_REPLAYGAIN },
+ { AV_PKT_DATA_DISPLAYMATRIX, AV_FRAME_DATA_DISPLAYMATRIX },
+ { AV_PKT_DATA_SPHERICAL, AV_FRAME_DATA_SPHERICAL },
+ { AV_PKT_DATA_STEREO3D, AV_FRAME_DATA_STEREO3D },
+ { AV_PKT_DATA_AUDIO_SERVICE_TYPE, AV_FRAME_DATA_AUDIO_SERVICE_TYPE },
+ { AV_PKT_DATA_MASTERING_DISPLAY_METADATA, AV_FRAME_DATA_MASTERING_DISPLAY_METADATA },
+ { AV_PKT_DATA_CONTENT_LIGHT_LEVEL, AV_FRAME_DATA_CONTENT_LIGHT_LEVEL },
};
- frame->color_primaries = avctx->color_primaries;
- frame->color_trc = avctx->color_trc;
- frame->colorspace = avctx->colorspace;
- frame->color_range = avctx->color_range;
- frame->chroma_location = avctx->chroma_sample_location;
-
- frame->reordered_opaque = avctx->reordered_opaque;
-
+ if (pkt) {
+ frame->pts = pkt->pts;
#if FF_API_PKT_PTS
FF_DISABLE_DEPRECATION_WARNINGS
- frame->pkt_pts = pkt->pts;
+ frame->pkt_pts = pkt->pts;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
- frame->pts = pkt->pts;
-
- for (i = 0; i < FF_ARRAY_ELEMS(sd); i++) {
- int size;
- uint8_t *packet_sd = av_packet_get_side_data(pkt, sd[i].packet, &size);
- if (packet_sd) {
- AVFrameSideData *frame_sd = av_frame_new_side_data(frame,
- sd[i].frame,
- size);
- if (!frame_sd)
- return AVERROR(ENOMEM);
+ av_frame_set_pkt_pos (frame, pkt->pos);
+ av_frame_set_pkt_duration(frame, pkt->duration);
+ av_frame_set_pkt_size (frame, pkt->size);
+
+ for (i = 0; i < FF_ARRAY_ELEMS(sd); i++) {
+ int size;
+ uint8_t *packet_sd = av_packet_get_side_data(pkt, sd[i].packet, &size);
+ if (packet_sd) {
+ AVFrameSideData *frame_sd = av_frame_new_side_data(frame,
+ sd[i].frame,
+ size);
+ if (!frame_sd)
+ return AVERROR(ENOMEM);
+
+ memcpy(frame_sd->data, packet_sd, size);
+ }
+ }
+ add_metadata_from_side_data(pkt, frame);
- memcpy(frame_sd->data, packet_sd, size);
+ if (pkt->flags & AV_PKT_FLAG_DISCARD) {
+ frame->flags |= AV_FRAME_FLAG_DISCARD;
+ } else {
+ frame->flags = (frame->flags & ~AV_FRAME_FLAG_DISCARD);
}
- } else {
- frame->pts = AV_NOPTS_VALUE;
- #if FF_API_PKT_PTS
- FF_DISABLE_DEPRECATION_WARNINGS
- frame->pkt_pts = AV_NOPTS_VALUE;
- FF_ENABLE_DEPRECATION_WARNINGS
- #endif
- av_frame_set_pkt_pos (frame, -1);
- av_frame_set_pkt_duration(frame, 0);
- av_frame_set_pkt_size (frame, -1);
}
+ frame->reordered_opaque = avctx->reordered_opaque;
- return 0;
-}
-
-int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
-{
- const AVHWAccel *hwaccel = avctx->hwaccel;
- int override_dimensions = 1;
- int ret;
-
- switch (avctx->codec_type) {
+ if (frame->color_primaries == AVCOL_PRI_UNSPECIFIED)
+ frame->color_primaries = avctx->color_primaries;
+ if (frame->color_trc == AVCOL_TRC_UNSPECIFIED)
+ frame->color_trc = avctx->color_trc;
+ if (av_frame_get_colorspace(frame) == AVCOL_SPC_UNSPECIFIED)
+ av_frame_set_colorspace(frame, avctx->colorspace);
+ if (av_frame_get_color_range(frame) == AVCOL_RANGE_UNSPECIFIED)
+ av_frame_set_color_range(frame, avctx->color_range);
+ if (frame->chroma_location == AVCHROMA_LOC_UNSPECIFIED)
+ frame->chroma_location = avctx->chroma_sample_location;
+
+ switch (avctx->codec->type) {
case AVMEDIA_TYPE_VIDEO:
- if (frame->width <= 0 || frame->height <= 0) {
- frame->width = FFMAX(avctx->width, avctx->coded_width);
- frame->height = FFMAX(avctx->height, avctx->coded_height);
- override_dimensions = 0;
- }
- if (frame->format < 0)
- frame->format = avctx->pix_fmt;
+ frame->format = avctx->pix_fmt;
if (!frame->sample_aspect_ratio.num)
frame->sample_aspect_ratio = avctx->sample_aspect_ratio;