/* encoder management */
static AVCodec *first_avcodec = NULL;
-AVCodec *av_codec_next(AVCodec *c){
+AVCodec *av_codec_next(const AVCodec *c)
+{
if(c) return c->next;
else return first_avcodec;
}
ff_dsputil_static_init();
}
-int av_codec_is_encoder(AVCodec *codec)
+int av_codec_is_encoder(const AVCodec *codec)
{
return codec && (codec->encode || codec->encode2);
}
-int av_codec_is_decoder(AVCodec *codec)
+int av_codec_is_decoder(const AVCodec *codec)
{
return codec && codec->decode;
}
h_align=8;
break;
case PIX_FMT_YUV410P:
- if(s->codec_id == CODEC_ID_SVQ1){
+ if(s->codec_id == AV_CODEC_ID_SVQ1){
w_align=64;
h_align=64;
}
case PIX_FMT_RGB555:
- if(s->codec_id == CODEC_ID_RPZA){
+ if(s->codec_id == AV_CODEC_ID_RPZA){
w_align=4;
h_align=4;
}
case PIX_FMT_PAL8:
case PIX_FMT_BGR8:
case PIX_FMT_RGB8:
- if(s->codec_id == CODEC_ID_SMC){
+ if(s->codec_id == AV_CODEC_ID_SMC){
w_align=4;
h_align=4;
}
break;
case PIX_FMT_BGR24:
- if((s->codec_id == CODEC_ID_MSZH) || (s->codec_id == CODEC_ID_ZLIB)){
+ if((s->codec_id == AV_CODEC_ID_MSZH) || (s->codec_id == AV_CODEC_ID_ZLIB)){
w_align=4;
h_align=4;
}
*width = FFALIGN(*width , w_align);
*height= FFALIGN(*height, h_align);
- if (s->codec_id == CODEC_ID_H264)
+ if (s->codec_id == AV_CODEC_ID_H264)
*height+=2; // some of the optimized chroma MC reads one line too much
for (i = 0; i < 4; i++)
return pic;
}
-int attribute_align_arg avcodec_open2(AVCodecContext *avctx, AVCodec *codec, AVDictionary **options)
+int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
{
int ret = 0;
AVDictionary *tmp = NULL;
avctx->codec = codec;
if ((avctx->codec_type == AVMEDIA_TYPE_UNKNOWN || avctx->codec_type == codec->type) &&
- avctx->codec_id == CODEC_ID_NONE) {
+ avctx->codec_id == AV_CODEC_ID_NONE) {
avctx->codec_type = codec->type;
avctx->codec_id = codec->id;
}
}
}
+/**
+ * Pad last frame with silence.
+ */
+static int pad_last_frame(AVCodecContext *s, AVFrame **dst, const AVFrame *src)
+{
+ AVFrame *frame = NULL;
+ uint8_t *buf = NULL;
+ int ret;
+
+ if (!(frame = avcodec_alloc_frame()))
+ return AVERROR(ENOMEM);
+ *frame = *src;
+
+ if ((ret = av_samples_get_buffer_size(&frame->linesize[0], s->channels,
+ s->frame_size, s->sample_fmt, 0)) < 0)
+ goto fail;
+
+ if (!(buf = av_malloc(ret))) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ frame->nb_samples = s->frame_size;
+ if ((ret = avcodec_fill_audio_frame(frame, s->channels, s->sample_fmt,
+ buf, ret, 0)) < 0)
+ goto fail;
+ if ((ret = av_samples_copy(frame->extended_data, src->extended_data, 0, 0,
+ src->nb_samples, s->channels, s->sample_fmt)) < 0)
+ goto fail;
+ if ((ret = av_samples_set_silence(frame->extended_data, src->nb_samples,
+ frame->nb_samples - src->nb_samples,
+ s->channels, s->sample_fmt)) < 0)
+ goto fail;
+
+ *dst = frame;
+
+ return 0;
+
+fail:
+ if (frame->extended_data != frame->data)
+ av_freep(&frame->extended_data);
+ av_freep(&buf);
+ av_freep(&frame);
+ return ret;
+}
+
int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
AVPacket *avpkt,
const AVFrame *frame,
int *got_packet_ptr)
{
+ AVFrame tmp;
+ AVFrame *padded_frame = NULL;
int ret;
int user_packet = !!avpkt->data;
- int nb_samples;
*got_packet_ptr = 0;
if (!(avctx->codec->capabilities & CODEC_CAP_DELAY) && !frame) {
av_free_packet(avpkt);
av_init_packet(avpkt);
- avpkt->size = 0;
return 0;
}
+ /* ensure that extended_data is properly set */
+ if (frame && !frame->extended_data) {
+ if (av_sample_fmt_is_planar(avctx->sample_fmt) &&
+ avctx->channels > AV_NUM_DATA_POINTERS) {
+ av_log(avctx, AV_LOG_ERROR, "Encoding to a planar sample format, "
+ "with more than %d channels, but extended_data is not set.\n",
+ AV_NUM_DATA_POINTERS);
+ return AVERROR(EINVAL);
+ }
+ av_log(avctx, AV_LOG_WARNING, "extended_data is not set.\n");
+
+ tmp = *frame;
+ tmp.extended_data = tmp.data;
+ frame = &tmp;
+ }
+
/* check for valid frame size */
if (frame) {
- nb_samples = frame->nb_samples;
if (avctx->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
- if (nb_samples > avctx->frame_size)
+ if (frame->nb_samples > avctx->frame_size)
return AVERROR(EINVAL);
} else if (!(avctx->codec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE)) {
- if (nb_samples != avctx->frame_size)
+ if (frame->nb_samples < avctx->frame_size &&
+ !avctx->internal->last_audio_frame) {
+ ret = pad_last_frame(avctx, &padded_frame, frame);
+ if (ret < 0)
+ return ret;
+
+ frame = padded_frame;
+ avctx->internal->last_audio_frame = 1;
+ }
+
+ if (frame->nb_samples != avctx->frame_size)
return AVERROR(EINVAL);
}
- } else {
- nb_samples = avctx->frame_size;
}
- if (avctx->codec->encode2) {
- ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr);
- if (!ret && *got_packet_ptr) {
+ ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr);
+ if (!ret) {
+ if (*got_packet_ptr) {
if (!(avctx->codec->capabilities & CODEC_CAP_DELAY)) {
if (avpkt->pts == AV_NOPTS_VALUE)
avpkt->pts = frame->pts;
} else {
avpkt->size = 0;
}
- } else {
- /* for compatibility with encoders not supporting encode2(), we need to
- allocate a packet buffer if the user has not provided one or check
- the size otherwise */
- int fs_tmp = 0;
- int buf_size = avpkt->size;
- if (!user_packet) {
- if (avctx->codec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE) {
- av_assert0(av_get_bits_per_sample(avctx->codec_id) != 0);
- buf_size = nb_samples * avctx->channels *
- av_get_bits_per_sample(avctx->codec_id) / 8;
- } else {
- /* this is a guess as to the required size.
- if an encoder needs more than this, it should probably
- implement encode2() */
- buf_size = 2 * avctx->frame_size * avctx->channels *
- av_get_bytes_per_sample(avctx->sample_fmt);
- buf_size += FF_MIN_BUFFER_SIZE;
- }
- }
- if ((ret = ff_alloc_packet(avpkt, buf_size)))
- return ret;
-
- /* Encoders using AVCodec.encode() that support
- CODEC_CAP_SMALL_LAST_FRAME require avctx->frame_size to be set to
- the smaller size when encoding the last frame.
- This code can be removed once all encoders supporting
- CODEC_CAP_SMALL_LAST_FRAME use encode2() */
- if ((avctx->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) &&
- nb_samples < avctx->frame_size) {
- fs_tmp = avctx->frame_size;
- avctx->frame_size = nb_samples;
- }
-
- /* encode the frame */
- ret = avctx->codec->encode(avctx, avpkt->data, avpkt->size,
- frame ? frame->data[0] : NULL);
- if (ret >= 0) {
- if (!ret) {
- /* no output. if the packet data was allocated by libavcodec,
- free it */
- if (!user_packet)
- av_freep(&avpkt->data);
- } else {
- if (avctx->coded_frame)
- avpkt->pts = avpkt->dts = avctx->coded_frame->pts;
- /* Set duration for final small packet. This can be removed
- once all encoders supporting CODEC_CAP_SMALL_LAST_FRAME use
- encode2() */
- if (fs_tmp) {
- avpkt->duration = ff_samples_to_time_base(avctx,
- avctx->frame_size);
- }
- }
- avpkt->size = ret;
- *got_packet_ptr = (ret > 0);
- ret = 0;
- }
- if (fs_tmp)
- avctx->frame_size = fs_tmp;
- }
- if (!ret) {
if (!user_packet && avpkt->size) {
uint8_t *new_data = av_realloc(avpkt->data, avpkt->size);
if (new_data)
avctx->frame_number++;
}
- if (ret < 0 || !*got_packet_ptr)
+ if (ret < 0 || !*got_packet_ptr) {
av_free_packet(avpkt);
+ av_init_packet(avpkt);
+ return ret;
+ }
/* NOTE: if we add any audio encoders which output non-keyframe packets,
this needs to be moved to the encoders, but for now we can do it
here to simplify things */
avpkt->flags |= AV_PKT_FLAG_KEY;
+ if (padded_frame) {
+ av_freep(&padded_frame->data[0]);
+ if (padded_frame->extended_data != padded_frame->data)
+ av_freep(&padded_frame->extended_data);
+ av_freep(&padded_frame);
+ }
+
return ret;
}
avctx->sample_fmt, 1);
if ((ret = avcodec_fill_audio_frame(frame, avctx->channels,
avctx->sample_fmt,
- samples, samples_size, 1)))
+ (const uint8_t *) samples,
+ samples_size, 1)))
return ret;
/* fabricate frame pts from sample count.
return 0;
}
-AVCodec *avcodec_find_encoder(enum CodecID id)
+AVCodec *avcodec_find_encoder(enum AVCodecID id)
{
AVCodec *p, *experimental=NULL;
p = first_avcodec;
return NULL;
}
-AVCodec *avcodec_find_decoder(enum CodecID id)
+AVCodec *avcodec_find_decoder(enum AVCodecID id)
{
AVCodec *p;
p = first_avcodec;
{
const char *codec_name;
const char *profile = NULL;
- AVCodec *p;
+ const AVCodec *p;
char buf1[32];
int bitrate;
AVRational display_aspect_ratio;
if (p) {
codec_name = p->name;
profile = av_get_profile_name(p, enc->profile);
- } else if (enc->codec_id == CODEC_ID_MPEG2TS) {
+ } else if (enc->codec_id == AV_CODEC_ID_MPEG2TS) {
/* fake mpeg2 transport stream codec (currently not
registered) */
codec_name = "mpeg2ts";
}
}
-int av_get_exact_bits_per_sample(enum CodecID codec_id)
+int av_get_exact_bits_per_sample(enum AVCodecID codec_id)
{
switch(codec_id){
- case CODEC_ID_ADPCM_CT:
- case CODEC_ID_ADPCM_IMA_APC:
- case CODEC_ID_ADPCM_IMA_EA_SEAD:
- case CODEC_ID_ADPCM_IMA_WS:
- case CODEC_ID_ADPCM_G722:
- case CODEC_ID_ADPCM_YAMAHA:
+ case AV_CODEC_ID_ADPCM_CT:
+ case AV_CODEC_ID_ADPCM_IMA_APC:
+ case AV_CODEC_ID_ADPCM_IMA_EA_SEAD:
+ case AV_CODEC_ID_ADPCM_IMA_WS:
+ case AV_CODEC_ID_ADPCM_G722:
+ case AV_CODEC_ID_ADPCM_YAMAHA:
return 4;
- case CODEC_ID_PCM_ALAW:
- case CODEC_ID_PCM_MULAW:
- case CODEC_ID_PCM_S8:
- case CODEC_ID_PCM_U8:
- case CODEC_ID_PCM_ZORK:
+ case AV_CODEC_ID_PCM_ALAW:
+ case AV_CODEC_ID_PCM_MULAW:
+ case AV_CODEC_ID_PCM_S8:
+ case AV_CODEC_ID_PCM_U8:
+ case AV_CODEC_ID_PCM_ZORK:
return 8;
- case CODEC_ID_PCM_S16BE:
- case CODEC_ID_PCM_S16LE:
- case CODEC_ID_PCM_S16LE_PLANAR:
- case CODEC_ID_PCM_U16BE:
- case CODEC_ID_PCM_U16LE:
+ case AV_CODEC_ID_PCM_S16BE:
+ case AV_CODEC_ID_PCM_S16LE:
+ case AV_CODEC_ID_PCM_S16LE_PLANAR:
+ case AV_CODEC_ID_PCM_U16BE:
+ case AV_CODEC_ID_PCM_U16LE:
return 16;
- case CODEC_ID_PCM_S24DAUD:
- case CODEC_ID_PCM_S24BE:
- case CODEC_ID_PCM_S24LE:
- case CODEC_ID_PCM_U24BE:
- case CODEC_ID_PCM_U24LE:
+ case AV_CODEC_ID_PCM_S24DAUD:
+ case AV_CODEC_ID_PCM_S24BE:
+ case AV_CODEC_ID_PCM_S24LE:
+ case AV_CODEC_ID_PCM_U24BE:
+ case AV_CODEC_ID_PCM_U24LE:
return 24;
- case CODEC_ID_PCM_S32BE:
- case CODEC_ID_PCM_S32LE:
- case CODEC_ID_PCM_U32BE:
- case CODEC_ID_PCM_U32LE:
- case CODEC_ID_PCM_F32BE:
- case CODEC_ID_PCM_F32LE:
+ case AV_CODEC_ID_PCM_S32BE:
+ case AV_CODEC_ID_PCM_S32LE:
+ case AV_CODEC_ID_PCM_U32BE:
+ case AV_CODEC_ID_PCM_U32LE:
+ case AV_CODEC_ID_PCM_F32BE:
+ case AV_CODEC_ID_PCM_F32LE:
return 32;
- case CODEC_ID_PCM_F64BE:
- case CODEC_ID_PCM_F64LE:
+ case AV_CODEC_ID_PCM_F64BE:
+ case AV_CODEC_ID_PCM_F64LE:
return 64;
default:
return 0;
}
}
-int av_get_bits_per_sample(enum CodecID codec_id)
+int av_get_bits_per_sample(enum AVCodecID codec_id)
{
switch (codec_id) {
- case CODEC_ID_ADPCM_SBPRO_2:
+ case AV_CODEC_ID_ADPCM_SBPRO_2:
return 2;
- case CODEC_ID_ADPCM_SBPRO_3:
+ case AV_CODEC_ID_ADPCM_SBPRO_3:
return 3;
- case CODEC_ID_ADPCM_SBPRO_4:
- case CODEC_ID_ADPCM_IMA_WAV:
- case CODEC_ID_ADPCM_IMA_QT:
- case CODEC_ID_ADPCM_SWF:
- case CODEC_ID_ADPCM_MS:
+ case AV_CODEC_ID_ADPCM_SBPRO_4:
+ case AV_CODEC_ID_ADPCM_IMA_WAV:
+ case AV_CODEC_ID_ADPCM_IMA_QT:
+ case AV_CODEC_ID_ADPCM_SWF:
+ case AV_CODEC_ID_ADPCM_MS:
return 4;
default:
return av_get_exact_bits_per_sample(codec_id);
/* codecs with a fixed packet duration */
switch (id) {
- case CODEC_ID_ADPCM_ADX: return 32;
- case CODEC_ID_ADPCM_IMA_QT: return 64;
- case CODEC_ID_ADPCM_EA_XAS: return 128;
- case CODEC_ID_AMR_NB:
- case CODEC_ID_GSM:
- case CODEC_ID_QCELP:
- case CODEC_ID_RA_144:
- case CODEC_ID_RA_288: return 160;
- case CODEC_ID_IMC: return 256;
- case CODEC_ID_AMR_WB:
- case CODEC_ID_GSM_MS: return 320;
- case CODEC_ID_MP1: return 384;
- case CODEC_ID_ATRAC1: return 512;
- case CODEC_ID_ATRAC3: return 1024;
- case CODEC_ID_MP2:
- case CODEC_ID_MUSEPACK7: return 1152;
- case CODEC_ID_AC3: return 1536;
+ case AV_CODEC_ID_ADPCM_ADX: return 32;
+ case AV_CODEC_ID_ADPCM_IMA_QT: return 64;
+ case AV_CODEC_ID_ADPCM_EA_XAS: return 128;
+ case AV_CODEC_ID_AMR_NB:
+ case AV_CODEC_ID_GSM:
+ case AV_CODEC_ID_QCELP:
+ case AV_CODEC_ID_RA_144:
+ case AV_CODEC_ID_RA_288: return 160;
+ case AV_CODEC_ID_IMC: return 256;
+ case AV_CODEC_ID_AMR_WB:
+ case AV_CODEC_ID_GSM_MS: return 320;
+ case AV_CODEC_ID_MP1: return 384;
+ case AV_CODEC_ID_ATRAC1: return 512;
+ case AV_CODEC_ID_ATRAC3: return 1024;
+ case AV_CODEC_ID_MP2:
+ case AV_CODEC_ID_MUSEPACK7: return 1152;
+ case AV_CODEC_ID_AC3: return 1536;
}
if (sr > 0) {
/* calc from sample rate */
- if (id == CODEC_ID_TTA)
+ if (id == AV_CODEC_ID_TTA)
return 256 * sr / 245;
if (ch > 0) {
/* calc from sample rate and channels */
- if (id == CODEC_ID_BINKAUDIO_DCT)
+ if (id == AV_CODEC_ID_BINKAUDIO_DCT)
return (480 << (sr / 22050)) / ch;
}
}
if (ba > 0) {
/* calc from block_align */
- if (id == CODEC_ID_SIPR) {
+ if (id == AV_CODEC_ID_SIPR) {
switch (ba) {
case 20: return 160;
case 19: return 144;
case 29: return 288;
case 37: return 480;
}
+ } else if (id == AV_CODEC_ID_ILBC) {
+ switch (ba) {
+ case 38: return 160;
+ case 50: return 240;
+ }
}
}
if (frame_bytes > 0) {
/* calc from frame_bytes only */
- if (id == CODEC_ID_TRUESPEECH)
+ if (id == AV_CODEC_ID_TRUESPEECH)
return 240 * (frame_bytes / 32);
- if (id == CODEC_ID_NELLYMOSER)
+ if (id == AV_CODEC_ID_NELLYMOSER)
return 256 * (frame_bytes / 64);
if (bps > 0) {
/* calc from frame_bytes and bits_per_coded_sample */
- if (id == CODEC_ID_ADPCM_G726)
+ if (id == AV_CODEC_ID_ADPCM_G726)
return frame_bytes * 8 / bps;
}
if (ch > 0) {
/* calc from frame_bytes and channels */
switch (id) {
- case CODEC_ID_ADPCM_4XM:
- case CODEC_ID_ADPCM_IMA_ISS:
+ case AV_CODEC_ID_ADPCM_4XM:
+ case AV_CODEC_ID_ADPCM_IMA_ISS:
return (frame_bytes - 4 * ch) * 2 / ch;
- case CODEC_ID_ADPCM_IMA_SMJPEG:
+ case AV_CODEC_ID_ADPCM_IMA_SMJPEG:
return (frame_bytes - 4) * 2 / ch;
- case CODEC_ID_ADPCM_IMA_AMV:
+ case AV_CODEC_ID_ADPCM_IMA_AMV:
return (frame_bytes - 8) * 2 / ch;
- case CODEC_ID_ADPCM_XA:
+ case AV_CODEC_ID_ADPCM_XA:
return (frame_bytes / 128) * 224 / ch;
- case CODEC_ID_INTERPLAY_DPCM:
+ case AV_CODEC_ID_INTERPLAY_DPCM:
return (frame_bytes - 6 - ch) / ch;
- case CODEC_ID_ROQ_DPCM:
+ case AV_CODEC_ID_ROQ_DPCM:
return (frame_bytes - 8) / ch;
- case CODEC_ID_XAN_DPCM:
+ case AV_CODEC_ID_XAN_DPCM:
return (frame_bytes - 2 * ch) / ch;
- case CODEC_ID_MACE3:
+ case AV_CODEC_ID_MACE3:
return 3 * frame_bytes / ch;
- case CODEC_ID_MACE6:
+ case AV_CODEC_ID_MACE6:
return 6 * frame_bytes / ch;
- case CODEC_ID_PCM_LXF:
+ case AV_CODEC_ID_PCM_LXF:
return 2 * (frame_bytes / (5 * ch));
}
if (tag) {
/* calc from frame_bytes, channels, and codec_tag */
- if (id == CODEC_ID_SOL_DPCM) {
+ if (id == AV_CODEC_ID_SOL_DPCM) {
if (tag == 3)
return frame_bytes / ch;
else
/* calc from frame_bytes, channels, and block_align */
int blocks = frame_bytes / ba;
switch (avctx->codec_id) {
- case CODEC_ID_ADPCM_IMA_WAV:
+ case AV_CODEC_ID_ADPCM_IMA_WAV:
return blocks * (1 + (ba - 4 * ch) / (4 * ch) * 8);
- case CODEC_ID_ADPCM_IMA_DK3:
+ case AV_CODEC_ID_ADPCM_IMA_DK3:
return blocks * (((ba - 16) * 2 / 3 * 4) / ch);
- case CODEC_ID_ADPCM_IMA_DK4:
+ case AV_CODEC_ID_ADPCM_IMA_DK4:
return blocks * (1 + (ba - 4 * ch) * 2 / ch);
- case CODEC_ID_ADPCM_MS:
+ case AV_CODEC_ID_ADPCM_MS:
return blocks * (2 + (ba - 7 * ch) * 2 / ch);
}
}
if (bps > 0) {
/* calc from frame_bytes, channels, and bits_per_coded_sample */
switch (avctx->codec_id) {
- case CODEC_ID_PCM_DVD:
+ case AV_CODEC_ID_PCM_DVD:
return 2 * (frame_bytes / ((bps * 2 / 8) * ch));
- case CODEC_ID_PCM_BLURAY:
+ case AV_CODEC_ID_PCM_BLURAY:
return frame_bytes / ((FFALIGN(ch, 2) * bps) / 8);
- case CODEC_ID_S302M:
+ case AV_CODEC_ID_S302M:
return 2 * (frame_bytes / ((bps + 4) / 4)) / ch;
}
}
return hwaccel ? hwaccel->next : first_hwaccel;
}
-AVHWAccel *ff_find_hwaccel(enum CodecID codec_id, enum PixelFormat pix_fmt)
+AVHWAccel *ff_find_hwaccel(enum AVCodecID codec_id, enum PixelFormat pix_fmt)
{
AVHWAccel *hwaccel=NULL;
#endif
-enum AVMediaType avcodec_get_type(enum CodecID codec_id)
+enum AVMediaType avcodec_get_type(enum AVCodecID codec_id)
{
- if (codec_id <= CODEC_ID_NONE)
+ if (codec_id <= AV_CODEC_ID_NONE)
return AVMEDIA_TYPE_UNKNOWN;
- else if (codec_id < CODEC_ID_FIRST_AUDIO)
+ else if (codec_id < AV_CODEC_ID_FIRST_AUDIO)
return AVMEDIA_TYPE_VIDEO;
- else if (codec_id < CODEC_ID_FIRST_SUBTITLE)
+ else if (codec_id < AV_CODEC_ID_FIRST_SUBTITLE)
return AVMEDIA_TYPE_AUDIO;
- else if (codec_id < CODEC_ID_FIRST_UNKNOWN)
+ else if (codec_id < AV_CODEC_ID_FIRST_UNKNOWN)
return AVMEDIA_TYPE_SUBTITLE;
return AVMEDIA_TYPE_UNKNOWN;
projects / ffmpeg / blobdiff